CN105381678B - The purification of active carbon by chemical method production tail gas and recovery system - Google Patents
The purification of active carbon by chemical method production tail gas and recovery system Download PDFInfo
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- CN105381678B CN105381678B CN201510651332.0A CN201510651332A CN105381678B CN 105381678 B CN105381678 B CN 105381678B CN 201510651332 A CN201510651332 A CN 201510651332A CN 105381678 B CN105381678 B CN 105381678B
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Abstract
The invention discloses a kind of purification of active carbon by chemical method production tail gas and recovery system, including：Absorber, there is the receiving space for being used for accommodating Activated Carbon Production raw material, absorber gas access and absorber gas vent, the absorber gas access connects with the offgas outlet of active carbon production equipment.
Description
Technical field
The present invention relates to one kind purification and recovery method and purification and recovery system, more particularly to a kind of active carbon by chemical method
Produce purification and recovery method and purification and the recovery system of tail gas.
Background technology
Chemical method (phosphoric acid method and zinc chloride process) process for preparing activated carbon be by certain density chemical activating agent (phosphoric acid and
Zinc chloride) after solution mixes fully with wooden class raw material, internal heat type converter is conveyed into, and using high-temperature flue gas as thermal source, directly added
Thermal material, tail gas caused by production process, a certain amount of chemical activating agent can be contained, concentration 500-2000ppm, directly discharged
Not only pollute the waste that air causes chemical activating agent simultaneously.At present, conventional exhaust gas treating method has spray process and electric demisting
Method, spray process particularly work as recovered liquid because recovered liquid powdered carbon, wood tar content height cause filtration difficulty, evaporation and concentration difficult
When volume is larger, all larger is required to equipment requirement and operation difficulty.Electric demister pattern reclaims tail gas chemical activating agent, although subtracting
Lack recovered liquid volume, but power consumption is big, and equipment technology requires high, hardly results in extensive popularization.
A kind of chemical activating agent recovery method is disclosed in the prior art, including is contained first using what spray process reclaimed to obtain
The solution of chemical activating agent, then with chemical activation agent solution uniformly mix and by further adding using wooden class raw material
Heated drying, the final chemical activating agent caused in solution are rested in wooden class raw material, reach the purpose of recovery chemical activating agent.
Although the part chemical activating agent in solution can in this way utilized by wooden class raw materials recovery, due to existing
The solution chemistry activator concentration of spray process processing chemical activating agent waste gas not exclusively, after spray is relatively low to be unfavorable for absorption, wooden
Class raw material easily causes part chemical activating agent in drying steps after being mixed with chemical activation agent solution and asked by steam entrainment discharge etc.
Topic so that this method chemical activating agent organic efficiency is not high.Simultaneously as this method need to use sprinkling equipment, mixing apparatus with
And drying equipment, complex process high energy consumption, the steam of caused trapped chemical activator causes secondary pollution etc. in drying process
Problem, it is more difficult in industry promote.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to provide a kind of purification and rate of recovery height, purification and recovery process
Simply, the more environmentally friendly pollutant purification that to active carbon by chemical method produces in tail gas lower-cost with recovery process is purified
And recovery method, and purification and recovery system.
The present invention is purification and the recovery method of a kind of active carbon by chemical method production tail gas, is comprised the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant that can be used for active carbon by chemical method production in tail gas is adsorbed and reclaimed.
The above method, the initial temperature of the tail gas are 30~250 DEG C, and described available for active carbon by chemical method production
Pollutant includes at least one of phosphoric acid, hydrogen chloride, zinc chloride and wood tar.
The above method, in addition to：By temperature holding meanss to the tail gas that is given off from the active carbon production equipment
Carry out temperature holding step so that from the tail gas that the temperature holding meanss export with entering the temperature holding meanss
Temperature drop between the tail gas is less than 30%.
The above method, in addition to：The tail gas given off in the active carbon production equipment is added by heater
The step of heat；Wherein, mode of heating can be jacket type indirectly heat or directly provide directly heating for hot gas.
The above method, wherein, the exhaust temperature being passed into the absorber is 60-240 DEG C.
The above method, the Activated Carbon Production raw material are carbon containing plant crushed material.
The above method, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material
At least one of with wood chip etc..
The above method, wherein, the exhaust temperature being passed into the absorber is 100-230 DEG C.
The above method, the initial temperature of the Activated Carbon Production tail gas is 30-90 DEG C, by the heater by described in
Tail gas heating heating at least 20%.
The chemical method preferably comprises phosphoric acid method and zinc chloride process, and the initial concentration of chemical activating agent is preferably in tail gas
In 500-2000ppm.
A kind of purification and recovery system using any of the above-described kind of method, including：Absorber, have and be used to accommodate activated carbon
The receiving space of raw materials for production, absorber gas access and absorber gas vent, the absorber gas access and activated carbon
The offgas outlet connection of production equipment.
Above-mentioned purification and recovery system, in addition to：Temperature holding meanss, there are holding meanss gas access and holding meanss
Gas vent, between the active carbon production equipment and the absorber, wherein, the holding meanss gas access with it is described
The offgas outlet connection of active carbon production equipment, the holding meanss gas vent are connected with the absorber gas access, used
Dropped in the gas for export from the temperature holding meanss and into the temperature between the tail gas of the temperature holding meanss
Less than 30%.
Above-mentioned purification and recovery system, in addition to：Heater, located at the active carbon production equipment and the absorber
Between, for being heated to being passed into the tail gas before the absorber, wherein, the heater includes indirect heating apparatus
And direct heater, the indirect heating apparatus is provided with heater gas access and heater gas vent, described straight
Connect heater and be provided with heater gas inlet port.
Above-mentioned purification and recovery system, in addition to：Blower fan, between the active carbon production equipment and the absorber,
For the Activated Carbon Production tail gas to be driven in the absorber；Or located at the absorber rear end, for by the tail gas
Discharge after being introduced into the absorber.
Above-mentioned purification and recovery system, including at least two blower fans, be respectively arranged on the active carbon production equipment with
Between the absorber and located at the absorber rear end, for keeping pressure balance before and after the absorber.
Above-mentioned purification and recovery system, in addition to：Controller of fan, it is constant for being carried out to the power output of the blower fan
Control.
Above-mentioned purification and recovery system, in addition to：Temperature-detecting device, it is provided close to the heater gas access
Place, temperature information is obtained for carrying out temperature detection to the Activated Carbon Production tail gas for entering the heater, it is described to add
The temperature information that thermal detects according to the temperature-detecting device controls the heating power of the heater, adds when described
Thermal is preferably when the initial temperature of the tail gas is 30-90 DEG C, by the heater by the tail gas heating liter
Temperature at least 20%.
Above-mentioned purification and recovery system, the absorber include absorber body, and the receiving space is located at the absorption
Device body interior, the absorber gas access and the absorber gas vent are on the absorber body, institute
State and be additionally provided with charging aperture and discharging opening on absorber body；Also include the belt conveyer with conveyer belt, located at the absorption
Device body interior；Wherein, the belt conveyer is used to receive the Activated Carbon Production raw material entered from the charging aperture,
And the Activated Carbon Production feedstock transportation to the discharge outlet is discharged into the absorber body, the Activated Carbon Production raw material
Contacted during conveying with the tail gas of entrance, and the flowing to the tail gas obstructs.
Above-mentioned purification and recovery system, the absorber also includes feeding warehouse, at the charging aperture；Stopping means,
At the feeding warehouse or the charging aperture, for being coordinated with the belt conveyer, limitation is defeated positioned at the belt
The thickness of the Activated Carbon Production raw material on the conveyer belt of material machine.
Above-mentioned purification and recovery system, the limits device is coordinated with the belt conveyer, for that will be located at institute
The thickness for stating the Activated Carbon Production raw material on the conveyer belt of belt conveyer is limited to 100-1000mm；The belt is defeated
Described conveyer belt one end of material machine is located at the charging aperture, and the other end is located at the discharge outlet, the belt conveyer root
Transporting velocity is controlled according to the distance of the charging aperture and the discharging opening so that the Activated Carbon Production raw material is conveying
Taking the residence time is：1-5h, and the controller of fan is suitable to that the flow control of the tail gas of the absorber will be entered
For：0.1-0.8m/s.
A kind of absorber of purification and recovery for above-mentioned active carbon by chemical method production tail gas, including：With for holding
Receive receiving space, absorber gas access and the absorber gas vent of Activated Carbon Production raw material, the absorber gas access
Connected with the offgas outlet of active carbon production equipment, for making what is given off in Activated Carbon Production raw material and active carbon production equipment
Tail gas is contacted.
Above-mentioned absorber, the absorber include absorber body, and the receiving space is located at the absorber body
Inside, the absorber gas access and the absorber gas vent are on the absorber body, the absorption
Charging aperture and discharging opening are additionally provided with device body；Also include the belt conveyer with conveyer belt, located at the absorber body
The receiving space in；Wherein, the belt conveyer is used to receive the Activated Carbon Production entered from the charging aperture
Raw material, and the Activated Carbon Production feedstock transportation to the discharge outlet is discharged into the absorber body, the activated carbon life
Production raw material is contacted during conveying with the tail gas of entrance, and the flowing to the tail gas obstructs.
Above-mentioned absorber, the absorber also includes feeding warehouse, at the charging aperture；Stopping means, located at institute
State at feeding warehouse or the charging aperture, for being coordinated with the belt conveyer, limitation is positioned at the belt conveyer
The thickness of the Activated Carbon Production raw material on the conveyer belt.
Above-mentioned absorber, the limits device is coordinated with the belt conveyer, for that will be located at the belt
The thickness of the Activated Carbon Production raw material is limited to 100-1000mm on the conveyer belt of conveyer；The belt conveyer
Described conveyer belt one end is located at the charging aperture, and the other end is located at the discharge outlet, and the belt conveyer is according to
The distance of charging aperture and the discharging opening is controlled to transporting velocity so that the Activated Carbon Production raw material stops on the conveyor belt
The time is stayed to be：1-5h.
Above-mentioned absorber, in addition to, spiral discharging machine, positioned at the discharge outlet, for the work of pollutant will to be adsorbed
Property charcoal raw materials for production discharge the absorber body.
The present invention has the following advantages that relative to prior art：
1. the present invention is a kind of method of purification and the comprehensive utilization of active carbon by chemical method production tail gas, including following step
Suddenly：Activated Carbon Production raw material is contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production
Raw material is adsorbed and reclaimed to the pollutant available for Activated Carbon Production in the tail gas.Due to the tail gas, i.e. waste gas
The middle major part pollutant be in aerosol state or by steam carry secretly etc. unstable state, it is straight using Activated Carbon Production raw material
Connecing the technique contacted with gas can make it that the purification of pollutant described in the tail gas and the rate of recovery are higher, i.e., final adsorbed
The amount of pollutant in the pollutant on to Activated Carbon Production raw material and the tail gas discharged from active carbon production equipment
Between ratio it is larger.
At least one of contained phosphoric acid, hydrogen chloride, zinc chloride and wood tar pollutant pass through this in the pollutant
After method is reclaimed, obtained Activated Carbon Production raw material can be directly used for the production of consequent activities charcoal, will not cause the pollution
Thing wastes, while will not also cause secondary pollution, wherein, it is adsorbed with least one of phosphoric acid, hydrogen chloride, zinc chloride and wood tar
The Activated Carbon Production raw material of pollutant, can be used in process for preparing activated carbon；And the wood adsorbed by Activated Carbon Production raw material is burnt
It is oily then can be further used as Activated Carbon Production raw material be used for consequent activities charcoal production.
Meanwhile this method technique is simple, equipment is uncomplicated, operating cost is low, easily promoted in activated carbon industry.
2. the initial temperature of the Activated Carbon Production tail gas is 30~250 DEG C, active carbon by chemical method production can be advantageous to
Absorption of the raw material at least one of phosphoric acid, hydrogen chloride, zinc chloride and wood tar pollutant.
3. the exhaust temperature being passed into the absorber is 60-240 DEG C, it can directly be beneficial to high temperature production tail gas pair
Some moist Activated Carbon Production raw materials are dried, and reduce moisture contained in Activated Carbon Production raw material, so that dry
Activated Carbon Production raw material that is dry and having adsorbed at least one of phosphoric acid, hydrogen chloride, zinc chloride and wood tar pollutant can be straight
Scoop out and use in consequent activities charcoal producing technique, i.e., the pollutant that the present invention is purified in the tail gas and recovery tail gas is used for follow-up
Activated Carbon Production, vent gas treatment and consequent activities charcoal producing technique are carried out using spray process relative in prior art, reduced
To Activated Carbon Production raw material drying technique, so as to simplify whole processing step, production cost is saved.
4. the usual volume of active carbon production equipment of the prior art is larger, and the volume of absorber is generally also larger, inhales
Adnexa would generally be set away from the active carbon production equipment, and Activated Carbon Production tail gas needs to transmit by pipeline, existing skill
The device for being used to transmit tail gas in art is usually metallic conduit, and this pipeline can cause gas during high-temperature gas is exported
Temperature rapid drawdown.Enter trip temperature holding to the tail gas given off from the active carbon production equipment by temperature holding meanss
Step so that from the tail gas of temperature holding meanss output and between the tail gas of the temperature holding meanss
Temperature drop is less than 30%.It can be effectively prevented from because tail gas is being exported to the process of absorber from active carbon production equipment
In, because exhaust temperature rapid drawdown causes to be cooled to liquid, Wu Fatong by pollutants such as the chemical activating agents of steam entrainment in tail gas
Cross steam to be brought into the absorber, given birth to so as to cause the chemical activation dosage that absorber is touched to be compared from activated carbon
The amount discharged in production equipment has larger reduction, closely causes the rate of recovery for carrying out chemical activating agent recovery to tail gas using absorber
The technical problem being greatly reduced.By the way that in the number range less than 30%, temperature drop control can be avoided into this significantly
Kind technical problem, it is ensured that allow the rate of recovery to be in a higher level.
5. the tail gas given off from the active carbon production equipment is heated by heater, on the one hand
Can avoid mentioning in the 4th point in tail gas course of conveying, because of technical problem caused by temperature decrease, can also improve into
Enter the temperature of the tail gas into absorber, so as to which further the Activated Carbon Production raw material of humidity is dried,
Promote subsequently directly obtain the Activated Carbon Production raw material for being adsorbed with chemical activating agent preferably dried.
, can be more efficiently former to Activated Carbon Production 6. the exhaust temperature being passed into the absorber is 60-240 DEG C
Material is dried, and promotes subsequently directly obtain the Activated Carbon Production raw material for being adsorbed with chemical activating agent preferably dried.
7. being passed into 100-230 DEG C of the exhaust temperature in the absorber, the above-mentioned 4th can be more effectively avoided
Technical problem in point, more effectively Activated Carbon Production raw material can also be dried, promote subsequently directly obtain
The Activated Carbon Production raw material for being adsorbed with the pollutant available for Activated Carbon Production preferably dried.
8. the initial temperature of the tail gas is 30-90 DEG C, the tail gas heating is heated up at least by the heater
20%, the technical problem in above-mentioned 4th point can be effectively prevented from as a kind of embodiment being more highly preferred to, can also be more
Effectively Activated Carbon Production raw material is dried, promotes subsequently directly obtain being adsorbed with including described for preferably drying
Activated Carbon Production raw material available for the pollutant of Activated Carbon Production.
9. the recovery system of the present invention, including：Absorber, equipped with Activated Carbon Production raw material, there is absorber gas access
With absorber gas vent, the absorber gas access connects with the offgas outlet of active carbon production equipment, for making activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment.This design can improve to tail gas in can
While the rate of recovery for the pollutant of Activated Carbon Production, equipment is greatly simplified, reduces process costs, environmental protection can be reached again
Effect.
10. the absorber includes absorber body, the absorber gas access and the absorber gas vent are set
In on the absorber body, charging aperture and discharging opening are additionally provided with the absorber body；Also include that there is conveyer belt
Belt conveyer, located at the absorber body interior；Wherein, the belt conveyer is used to receive to enter from the charging aperture
The Activated Carbon Production raw material entered, and the Activated Carbon Production feedstock transportation to the discharge outlet is discharged into the absorber
Body, the Activated Carbon Production raw material are contacted during conveying with the tail gas of entrance, and to the tail gas
Flowing is obstructed.Pollutant described in the tail gas being passed on the Activated Carbon Production raw material is can be designed so that above
Intercepted and be adsorbed by the Activated Carbon Production raw material.
11. the recovery system of the present invention, wherein, the thickness of the Activated Carbon Production raw material on the conveyer belt
For：100-1000mm；Flow velocity into the tail gas of the absorber is：0.1-0.8m/s；The material is on the conveyor belt
Residence time is：1-5h.Not only it can effectively cause the Activated Carbon Production raw material to the pollutant in the tail gas
Obstructed and adsorbed, more Activated Carbon Production raw material can be caused to be adsorbed with the pollutant again, obtain more having
The Activated Carbon Production raw material of adsorbate, for follow-up Activated Carbon Production.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, specific embodiment and combination below according to the present invention
Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the schematic diagram of the recovery system of one of which embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of the recovery system of preferred embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of the recovery system of more preferably embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of the recovery system of more preferably embodiment of the present invention.
Fig. 5 is the schematic diagram of absorber of the present invention；
1- active carbon production equipments；2- absorbers；3- temperature holding meanss；4- Activated Carbon Production raw materials；5- blower fans；6- adds
Thermal；7- feeding warehouses；8- absorbers gas access；9- belt conveyers；10- spiral discharging machines；11- conveyer belts；12- is accommodated
Space 13- charging apertures, 14- slag-drip openings；15- absorber bodies.
Embodiment
Embodiment 1
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
It can be used for being adsorbed and being reclaimed for the pollutant of Activated Carbon Production in tail gas, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 30 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..
Embodiment 2
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 40 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..
Embodiment 3
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 50 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..
Embodiment 4
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 60 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..
Embodiment 5
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 70 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 60 DEG C.
Embodiment 6
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 80 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 70 DEG C.
Embodiment 7
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 90 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 80 DEG C.
Embodiment 8
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail
Gas is input into the absorber and adsorbed.The initial temperature of the tail gas is preferably 100 DEG C.The Activated Carbon Production is former
Material is preferably carbon containing plant crushed material, and the carbon containing plant crushed material includes furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell
At least one of crushed material and wood chip etc..The exhaust temperature being passed into the absorber is 90 DEG C.
Embodiment 9
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 105 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 100 DEG C.
Embodiment 10
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 110 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 100 DEG C.
Embodiment 11
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 120 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 110 DEG C.
Embodiment 12
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 150 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 130 DEG C.
Embodiment 13
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 160 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 150 DEG C.
Embodiment 14
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to institute
The pollutant available for Activated Carbon Production stated in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 180 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 160 DEG C.
Embodiment 15
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 240 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 230 DEG C.
Embodiment 16
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method, comprise the following steps：By activity
Charcoal raw materials for production are contacted with the tail gas given off in active carbon production equipment, so that Activated Carbon Production raw material is to described
The pollutant available for Activated Carbon Production in tail gas is adsorbed and reclaimed, wherein, the pollutant includes phosphoric acid, chlorination
At least one of hydrogen, zinc chloride and wood tar.The Activated Carbon Production raw material is preferably to be placed in absorber, the tail gas
It is input into the absorber and is adsorbed.The initial temperature of the tail gas is preferably 250 DEG C.The Activated Carbon Production raw material
Preferably carbon containing plant crushed material, the carbon containing plant crushed material include furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell powder
At least one of mince with wood chip etc..The exhaust temperature being passed into the absorber is 240 DEG C.
Embodiment 17
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method are in any of the above-described kind of embodiment
On the basis of, in addition to by temperature holding meanss trip temperature is entered to the tail gas given off from the active carbon production equipment
The step of holding so that from the tail gas and the tail into the temperature holding meanss of temperature holding meanss output
Temperature drop between gas is less than 30%.The temperature drop=(temperature of the tail gas of temperature value-output of the tail gas of input
Value)/input the tail gas temperature value, the unit of the temperature value for degree Celsius.The thickness of the Activated Carbon Production raw material
For：100-1000mm；Flow velocity into the tail gas of the absorber is：0.1-0.8m/s；The material is on the conveyor belt
Residence time is：1-5h.The thickness of the Activated Carbon Production raw material, the flow velocity of the tail gas stop on the conveyor belt with the material
Time coordination is stayed to realize that the pollutant in tail gas can be obstructed by the Activated Carbon Production raw material, and other gases can
To be discharged through the Activated Carbon Production raw material.
Embodiment 18
A kind of purification of active carbon by chemical method production tail gas of the present invention and recovery method are in any one implementation of embodiment 1-3
On the basis of example, in addition to：The tail gas given off from the active carbon production equipment is added by heater
Heat.The tail gas heating is more preferably preferably heated to 100-230 DEG C to 60-240 DEG C.
When the initial temperature of the tail gas is 30-90 DEG C, as another more preferably embodiment, pass through the heating
Device by the tail gas heating heat up at least 20%.The percentage calculation is：(temperature value of the tail gas after heating-
The temperature value of the tail gas before heating) tail gas before/heating temperature value, the unit of the temperature value for degree Celsius.
Embodiment 19
As shown in figure 1, purification and the recovery system of a kind of active carbon by chemical method production tail gas of the present invention, including：Absorption
Device 2, equipped with Activated Carbon Production raw material 4, there is absorber gas access and absorber gas vent, the gas of absorber 2 enters
Mouth connects with the offgas outlet of active carbon production equipment 1.Preferably comprise：Temperature holding meanss 3, there is holding meanss gas to enter
Mouth and holding meanss gas vent, between the active carbon production equipment 1 and the absorber 2, wherein, the holding meanss
Gas access connects with the offgas outlet of the active carbon production equipment 1, the holding meanss gas vent and the absorber
Gas access connects；For causing the tail gas from temperature holding meanss output with entering the temperature holding meanss
Temperature drop between the tail gas is less than 30%.The temperature drop=(tail of temperature value-output of the tail gas of input
The temperature value of gas)/input the tail gas temperature value, the unit of the temperature value for degree Celsius.
Preferably, as shown in Fig. 2 can also include：Blower fan 5, located at the active carbon production equipment 1 with
Between the absorber 2, preferably between the active carbon production equipment and the temperature holding meanss, for by the tail gas
Drive in the absorber 2.As another alternative embodiments, after the blower fan can also be located at the absorber
End, for discharge after the tail gas is introduced into the absorber.
In addition, as an improvement embodiment, can also include：Also include controller of fan, for the wind
The power output of machine carries out constant control.
Embodiment 20
As shown in figure 3, purification and the recovery system of a kind of active carbon by chemical method production tail gas of the present invention, including：Absorption
Device 2, equipped with Activated Carbon Production raw material 4, there is absorber gas access and absorber gas vent, the absorber gas access
Connected with the offgas outlet of active carbon production equipment 1.Preferably also include：Heater 6, have heater gas access and
Heater gas vent, between the active carbon production equipment 1 and the absorber 2, for being passed into the absorption
Tail gas before device 2 is heated.It can also include：Blower fan 5, located at the active carbon production equipment 1 and the absorber 2
Between, preferably between heater 6 and the absorber 2, for the tail gas to be driven in the absorber 2.As another
A kind of alternative embodiments, the blower fan can also be located at the rear end of the absorber, described in the tail gas is introduced
Discharged after in absorber.
Preferably also include temperature-detecting device (not shown), be provided close at the heater gas access, be used for
Temperature detection is carried out to the tail gas for entering the heater and obtains temperature information, the heater is according to the temperature
The temperature information that detection means detects controls the heating power of the heater, when the heater is preferably when described
The initial temperature of tail gas be 30-90 DEG C when, by the heater by the tail gas heating heat up at least 20%.
In addition, as an improvement embodiment, can also include：Controller of fan, for the defeated of the blower fan
Go out power and carry out constant control.
Embodiment 21
As shown in figure 4, purification and the recovery system of a kind of active carbon by chemical method production tail gas of the present invention, including：Absorption
Device 2, there is the receiving space 12 for being used for accommodating Activated Carbon Production raw material 4, there is absorber gas access to go out with absorber gas
Mouthful, the absorber gas access connects with the offgas outlet of active carbon production equipment, for making Activated Carbon Production raw material and work
The tail gas given off in property charcoal production equipment is contacted.Preferably comprise：Heater 6, there is heater gas access
With heater gas vent, between the active carbon production equipment and the absorber, for being passed into the absorption
Tail gas before device 2 is heated.
Preferably also include：Temperature holding meanss 4, there is holding meanss gas access and holding meanss gas vent, if
Between the active carbon production equipment 1 and the absorber 2, wherein, the holding meanss gas access is given birth to the activated carbon
Produce the offgas outlet connection of equipment 1, the holding meanss gas vent connects with the absorber gas access, for cause from
Temperature drop between the tail gas of the temperature holding meanss output and the tail gas for entering the temperature holding meanss is less than
30%.
It can also include：At least two blower fans 5, are respectively arranged between the active carbon production equipment and the absorber and set
In the absorber rear end, for keeping pressure balance before and after the absorber.
Preferably also include temperature-detecting device (not shown), be provided close at the heater gas access, be used for
Temperature detection is carried out to the tail gas for entering the heater and obtains temperature information, the heater is according to the temperature
The temperature information that detection means detects controls the heating power of the heater, when the heater is preferably when described
The initial temperature of tail gas be 30-90 DEG C when, by the heater by the tail gas heating heat up at least 20%.The percentage
Calculation is：The tail before (temperature value of the tail gas before temperature value-heating of the tail gas after heating)/heating
The temperature value of gas, the unit of the temperature value is degree Celsius.
In addition, as an improvement embodiment, can also include：Controller of fan, for the defeated of the blower fan
Go out power and carry out constant control.
As another improved embodiment, as shown in figure 5, the purification and recovery system of the present embodiment, wherein, it is described
Absorber includes absorber body 15, and the receiving space 12 is located at the inside of the absorber body 15, the absorber gas
Body entrance 8 and the absorber gas vent (not marking herein) are on the absorber body 15, the absorber
Charging aperture 13 and discharging opening (not shown) are additionally provided with body 15；Also include the belt conveyer 9 with conveyer belt 11, located at institute
State in the receiving space 12 of absorber body 15；Wherein, the belt conveyer 9 is used to receive to enter from the charging aperture 13
The Activated Carbon Production raw material 4 entered, and the Activated Carbon Production raw material 4 is delivered to the discharge outlet and discharges the absorption
Device body 15, the Activated Carbon Production raw material 13 are contacted during conveying with the tail gas of entrance, wherein, in order to
Realize contact, the tail gas enter the absorber flow direction can relatively described Activated Carbon Production raw material Motion Parallel
It is or vertical；Preferably, the Activated Carbon Production raw material can realize that the flowing to the tail gas obstructs, and tail gas this described is entered
The preferable flow rate direction for entering the absorber is the direction of motion perpendicular to the Activated Carbon Production raw material, and flows to the activity
Charcoal raw materials for production, more preferably, the absorber gas access is directly over the absorber body, and the tail gas is from up to
Under flow to the Activated Carbon Production raw material.In addition, the absorber is also preferably to include feeding warehouse 7, located at the charging aperture 13
Place；Stopping means (does not mark) herein, at the feeding warehouse 7 or the charging aperture, for entering with the belt conveyer 9
Row coordinates, the thickness of limitation Activated Carbon Production raw material 4 on the conveyer belt 11 of the belt conveyer.
Coordinated for present invention purification and recovery system, the limits device with the belt conveyer, for inciting somebody to action
The thickness of the Activated Carbon Production raw material is limited to 100-1000mm on the conveyer belt of the belt conveyer；It is described
Described conveyer belt one end of belt conveyer is located at the charging aperture, and the other end is located at the discharge outlet, and the belt is defeated
Material machine is controlled according to the distance of the charging aperture and the discharging opening to transporting velocity so that the Activated Carbon Production raw material
The residence time is on the conveyor belt：1-5h, the controller of fan are suitable to that the flow velocity of the tail gas of the absorber will be entered
Control and be：0.1-0.8m/s.
The residence time matches somebody with somebody on the conveyor belt with the material for the thickness of the Activated Carbon Production raw material, the flow velocity of the tail gas
Conjunction can realize that the pollutant in tail gas can be obstructed by the Activated Carbon Production raw material, and other gases can pass through institute
Activated Carbon Production raw material is stated to be discharged.The discharge outlet is also further provided with spiral discharging machine 10, described for that will be adsorbed with
The Activated Carbon Production raw material of pollutant discharges the discharging opening.The absorber bottoms are additionally provided with slag-drip opening 14.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (1)
1. a kind of purification and recovery system for active carbon by chemical method production tail gas, including：
Absorber, there is the receiving space, absorber gas access and the absorber gas that are used to accommodate Activated Carbon Production raw material to go out
Mouthful, the absorber gas access is suitable to connect with the offgas outlet of active carbon production equipment, for making Activated Carbon Production raw material
Contacted with the tail gas given off in active carbon production equipment so that Activated Carbon Production raw material in the tail gas can
Pollutant for Activated Carbon Production is adsorbed and reclaimed；
Wherein, the absorber includes absorber body, and the receiving space is located at the absorber body interior, the absorption
Device gas access and the absorber gas vent are additionally provided with charging on the absorber body on the absorber body
Mouth and discharging opening；Also include the belt conveyer with conveyer belt, in the receiving space of the absorber body；Its
In, the belt conveyer is used to receive the Activated Carbon Production raw material entered from the charging aperture, and by the activated carbon
Raw materials for production are delivered to the discharge outlet and discharge the absorber body, and the Activated Carbon Production raw material is during conveying
Contacted with the tail gas of entrance, and the flowing to the tail gas obstructs；
The absorber also includes feeding warehouse, at the charging aperture；Stopping means, located at the feeding warehouse or the charging
At mouthful, for being coordinated with the belt conveyer, limitation work on the conveyer belt of the belt conveyer
The thickness of property charcoal raw materials for production；
It is characterized in that：
The stopping means is coordinated with the belt conveyer, for by positioned at the conveyer belt of the belt conveyer
The thickness of the upper Activated Carbon Production raw material is limited to 100-1000mm；Described conveyer belt one end of the belt conveyer is located at
At the charging aperture, the other end is located at the discharge outlet, and the belt conveyer is according to the charging aperture and the discharging opening
Distance transporting velocity is controlled so that the residence time is the Activated Carbon Production raw material on the conveyor belt：1-5h, and wind
Machine controller is suitable to：0.1-0.8m/s；
Also include temperature holding meanss, there is holding meanss gas access and holding meanss gas vent, located at the activated carbon
Between production equipment and the absorber, wherein, the holding meanss gas access and the tail gas of the active carbon production equipment go out
Mouth connection, the holding meanss gas vent connect with the absorber gas access, for keep filling from the temperature
Put the tail gas of output and be less than 30% into the temperature drop between the tail gas of the temperature holding meanss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651332.0A CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410006514.8A CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
| CN201510651332.0A CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410006514.8A Division CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105381678A CN105381678A (en) | 2016-03-09 |
| CN105381678B true CN105381678B (en) | 2018-01-16 |
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| CN201510666193.9A Expired - Fee Related CN105582780B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN201510651332.0A Active CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666065.4A Active CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666136.0A Active CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651319.5A Expired - Fee Related CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201410006514.8A Active CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
| CN201510651345.8A Active CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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| CN201510666065.4A Active CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666136.0A Active CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651319.5A Expired - Fee Related CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201410006514.8A Active CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
| CN201510651345.8A Active CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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Families Citing this family (2)
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| CN105582780B (en) * | 2014-01-07 | 2018-01-19 | 上海三山炭业科技有限公司 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN106672964A (en) * | 2016-12-22 | 2017-05-17 | 桂东县湘浙活性炭有限公司 | Comprehensive pyrolysis gas collection and recycling process in active carbon production process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201625490U (en) * | 2010-03-19 | 2010-11-10 | 铜陵市陵阳化工有限责任公司 | Exhaust gas purifying device |
| CN201840979U (en) * | 2010-11-08 | 2011-05-25 | 深圳市翔宇环保科技有限公司 | Smoke gas comprehensive treatment system |
| JP2012051753A (en) * | 2010-08-31 | 2012-03-15 | Taiyo Nippon Sanso Corp | Method and apparatus for purifying gas |
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|---|---|---|---|---|
| CN101613101B (en) * | 2008-03-06 | 2012-02-01 | 项瑞芳 | Chemical method for preparing active carbon and simultaneously purifying self tail gas |
| CN201228234Y (en) * | 2008-03-13 | 2009-04-29 | 项缙农 | Active carbon preparation apparatus by chemical method with purification exhaust and recovery activator function |
| DE102009032810A1 (en) * | 2009-07-10 | 2011-01-13 | BLüCHER GMBH | Plant and process for the production of activated carbon |
| CN102515163A (en) * | 2011-12-21 | 2012-06-27 | 福建元力活性炭股份有限公司 | Method for recycling phosphoric acid from tail gas produced in carbonization and activation of active carbon in phosphoric acid process |
| CN103112836B (en) * | 2013-01-30 | 2014-12-17 | 项瑞芳 | Method for recycling phosphoric acid in tail gas generated in process of producing activated carbon by phosphoric acid process and utilizing afterheat of tail gas |
| CN203264532U (en) * | 2013-04-24 | 2013-11-06 | 浙江省林业科学研究院 | Active tail gas purification treatment equipment for preparing active carbon through chemical method |
| CN103446851B (en) * | 2013-08-21 | 2015-03-11 | 泉州市天龙环境工程有限公司 | Recovery and purification device and method for phosphoric acid from tail gases generated in chemical method activated carbon production process |
| CN203803324U (en) * | 2014-01-07 | 2014-09-03 | 上海康捷空气净化技术有限公司 | Adsorber for purifying and recycling exhaust generated during chemical production of activated carbon |
| CN203803329U (en) * | 2014-01-07 | 2014-09-03 | 上海康捷空气净化技术有限公司 | Purification and recovery system for tail gas discharged from activated carbon production by chemical method |
| CN105582780B (en) * | 2014-01-07 | 2018-01-19 | 上海三山炭业科技有限公司 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
-
2014
- 2014-01-07 CN CN201510666193.9A patent/CN105582780B/en not_active Expired - Fee Related
- 2014-01-07 CN CN201510651332.0A patent/CN105381678B/en active Active
- 2014-01-07 CN CN201510666065.4A patent/CN105582784B/en active Active
- 2014-01-07 CN CN201510666136.0A patent/CN105582785B/en active Active
- 2014-01-07 CN CN201510651319.5A patent/CN105597484B/en not_active Expired - Fee Related
- 2014-01-07 CN CN201410006514.8A patent/CN103768890B/en active Active
- 2014-01-07 CN CN201510651345.8A patent/CN105381684B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201625490U (en) * | 2010-03-19 | 2010-11-10 | 铜陵市陵阳化工有限责任公司 | Exhaust gas purifying device |
| JP2012051753A (en) * | 2010-08-31 | 2012-03-15 | Taiyo Nippon Sanso Corp | Method and apparatus for purifying gas |
| CN201840979U (en) * | 2010-11-08 | 2011-05-25 | 深圳市翔宇环保科技有限公司 | Smoke gas comprehensive treatment system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103768890B (en) | 2016-04-13 |
| CN105582784A (en) | 2016-05-18 |
| CN105582780A (en) | 2016-05-18 |
| CN105582780B (en) | 2018-01-19 |
| CN105582784B (en) | 2018-02-23 |
| CN105597484B (en) | 2018-07-13 |
| CN105582785B (en) | 2018-01-19 |
| CN105381684B (en) | 2018-02-23 |
| CN105597484A (en) | 2016-05-25 |
| CN103768890A (en) | 2014-05-07 |
| CN105381684A (en) | 2016-03-09 |
| CN105582785A (en) | 2016-05-18 |
| CN105381678A (en) | 2016-03-09 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171115 Address after: Room 204, floor 411, two building, Hongqiao Road, Xuhui District, Shanghai Applicant after: Shanghai Sunson Activated Carbon Technology Co., Ltd. Address before: 200237 Shanghai old humin road 666 Lane 8, Room 501 Applicant before: Shanghai Kangjie Air Purification Technology Co., Ltd. |
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