CN110127699A - A kind of active carbon activating and regenerating device and regeneration method of active carbon and activation method - Google Patents
A kind of active carbon activating and regenerating device and regeneration method of active carbon and activation method Download PDFInfo
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- CN110127699A CN110127699A CN201910480660.7A CN201910480660A CN110127699A CN 110127699 A CN110127699 A CN 110127699A CN 201910480660 A CN201910480660 A CN 201910480660A CN 110127699 A CN110127699 A CN 110127699A
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- expects pipe
- active carbon
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/354—After-treatment
- C01B32/36—Reactivation or regeneration
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/39—Apparatus for the preparation thereof
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- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of active carbon activating and regenerating device and regeneration method of active carbon and activation method, device is using the interior expects pipe and outer expects pipe of the double-deck setting, and interior expects pipe is placed in outer expects pipe, and the two is mutually fixed；The outer expects pipe inner wall is equipped with equally distributed first shovelling plate, and the first shovelling plate is bending, and overbending direction is consistent with the direction of rotation of expects pipe；The interior expects pipe outer wall is equipped with the second shovelling plate in dispersed distribution, the opposite direction bending setting that the second shovelling plate is rotated along expects pipe.The interior expects pipe connects steam unit towards discharge port one end, and the inside of interior expects pipe is steam channel.The present invention can both be used to can also be used to produce new active carbon as absorbent charcoal activation furnace to Regenevating Waste Activated Carbon；Shovelling plate in inside and outside expects pipe sheds material repeatedly during traveling, wherein the powder contained can be spread in furnace chamber, it is sufficiently burned, while providing heat in for furnace, reduce the dust being discharged in discharging and tail gas.
Description
Technical field
The present invention relates to regenerating active carbon and activation field, in particular to a kind of active carbon activating and regenerating device and active carbons
Regeneration method and activation method.
Background technique
The used Regenevating Waste Activated Carbon of water treatment field generallys use the regenerated mode of heating at present.Waste active carbon contains
There is the organic matter of absorption, contain water (moisture content is about 40%) in hole, it is flammable to heat organic matter decomposition generation in regenerative process
Combustion reaction occurs for gas, these imflammable gas and the trace oxygen entered in furnace, while regenerative process provides heat, this
A little imflammable gas are decomposed into carbon dioxide and water, these water and intrapore moisture is heated becomes vapor, vapor again with
Priming reaction occurs for 750 degree or more of active carbon, can directly improve the quality of active carbon after regeneration, and vapor and high temperature
Coming into full contact with for active carbon is necessary condition that whether vapor is fully utilized.Remaining gas, vapor, powder in final furnace
Dirt is discharged to outside furnace by air-introduced machine.
Regenerating active carbon generally uses external heat type rotary furnace at present, and expects pipe internal structure is as shown in Figure 1, material 80 is along material
Pipe 81 is overturn, so only surface part is contacted with vapor, and material concentrates on expects pipe side lower part, and expects pipe major part space is
Empty, most of vapor, fuel gas are drained by air-introduced machine, react to be sub-fraction with high temperature active charcoal；Simultaneously again
The fine powder generated during raw is mixed with granular active carbon, also needs to remove by screening after discharging.
And Activated Carbon Production is particle carbonized material (wooden or coal quality) to be heated to 750 degree or more, then logical such as vapor is made
It for activator, reacts with pyrocarbon material, to form multi-pore channel structure inside carbonized material, that is, forms active carbon.With
Regeneration be it is different using the heated vapor that generates of the moisture in waste active carbon duct, carbonized material is not no duct, be by
It impregnates for a long time and is also difficult to conserve enough moisture；Therefore as the activation furnace of Activated Carbon Production in use, needing outside
Feed vapor.
Activated Carbon Production uses internal heat type activation furnace mostly at present, its structure is as shown in Fig. 2, interior furnace wall 91 and stove
It is equipped with heat-preservation cotton 93 between outer wall 92, a circle main steam range 94 is equipped with outside stove, separates many steam branch pipes in main steam range
95 protrude into stove, and there are also steam control valves 96 on steam branch pipe.This internal heat type absorbent charcoal activation furnace is that burning carbonate material comes
For burner hearth heating, that is, it is used to produce the carbonized material of active carbon while also also serves as fuel, therefore the product yield of active carbon is ratio
Lower, general 2-3 tons of carbonized material could produce 1 ton of active carbon finished products.And carbonized material remaining after combustion substance is a large amount of ash
Point, grey branch enters flue gas, finished product, and the content of ashes in flue gas separates relatively difficult when higher.Internal heat type activates in-furnace temperature
It is to be controlled by feeding the air capacity in furnace, and quantity combusted can not be directly controlled to control temperature, temperature adjustment reaction is slower
It is slow.Since what is be generally passed through is cold air, in the season of weather cold, the carbonized material of production consumption can be more, i.e. product yield
It can be lower.Meanwhile material concentrates on expects pipe side lower part, the bed of material is thicker, and contact of the pyrocarbon material with vapor is uneven, production
The fine powder generated in the process is mixed with granular active carbon, also needs to remove by screening after discharging.Vapor into
Entering inside burner hearth is to be entered using many steam branch pipes, and logical steam could be only opened at bottom, and structure is complex, steams
Steam pipe failure rate is higher.Vapor (steam) temperature into high temperature section is lower (about 150 DEG C), and reaction temperature need at 750 degree or more, because
This quantity of steam needs strict control, otherwise can cause the reduction of high temperature section constant temperature.
Summary of the invention
The first purpose of the invention is to provide a kind of can both be used to that it is new to can also be used to production to Regenevating Waste Activated Carbon
Active carbon, the active carbon activating and regenerating device as absorbent charcoal activation furnace.
Twoth purpose of the invention is to provide a kind of regenerating active carbon side carried out using active carbon activating and regenerating device
Method.
Third object of the present invention is to provide a kind of active carbon activation sides carried out using active carbon activating and regenerating device
Method.
In order to realize first purpose, the technical scheme is that a kind of active carbon activating and regenerating device, including material
Pipe, and the driving assembly of expects pipe rotation is driven, expects pipe both ends are separately connected feed hopper and discharge port, are equipped with heating on the outside of expects pipe
Device；It is characterized by: the expects pipe is divided into the interior expects pipe and outer expects pipe of coaxial arrangement, interior expects pipe is placed in outer expects pipe, and two
Person mutually fixes；The outer expects pipe inner wall be equipped with equally distributed first shovelling plate, the first shovelling plate be bending, and overbending direction with
The direction of rotation of expects pipe is consistent；The interior expects pipe outer wall is equipped with the second shovelling plate in dispersed distribution, and the second shovelling plate is along material
The opposite direction of pipe rotation bends setting.
Preferably, the interior expects pipe connects steam unit towards discharge port one end, and steam unit passes through steam pipe and interior material
It is connected inside pipe, steam pipe is equipped with steam valve, i.e., the inside of interior expects pipe is steam channel.
Preferably, it is fixed with propulsion flight on the outer wall at the interior expects pipe both ends, the outer edge of flight is promoted to fix
On the inner wall of outer expects pipe, i.e. inside and outside expects pipe is integrally fixed by the propulsion flight at both ends, is material between inside and outside expects pipe
Channel.
It preferably, further include pedestal, pedestal is equipped with multiple groups expects pipe, is enclosed with insulating layer, heating device position on the outside of expects pipe
In in insulating layer；The both ends of each outer expects pipe are cased with rolling ring, and rolling ring is rotatably assorted with the support roller on pedestal；The driving
Component includes that driving motor, drive sprocket, multiple driven sprockets and chain, driving motor are mounted on the base, and drive sprocket is solid
It is scheduled on motor shaft, driven sprocket is set in outer expects pipe, and drive sprocket connects multiple driven sprockets by chain.
Preferably, charging reducing sleeve and feed auger piece, charging reducing sleeve connection are equipped between the feed hopper and expects pipe
Feed hopper and expects pipe, feed auger piece are driven by charging motor, and one end is placed in charging reducing sleeve, and the other end is placed in expects pipe.
Preferably, by discharging reducing sleeve connection between the expects pipe and discharge port, exhaust is additionally provided on the reducing sleeve that discharges
Mouthful.
In order to realize second purpose, technical solution is: a kind of regeneration method of active carbon, and waste active carbon enters from feed hopper
Between inside and outside expects pipe, inside and outside expects pipe is driven by driving assembly, synchronizes rotation；When rotation, on outer expects pipe inner wall first
Material is lifted up by shovelling plate, and sheds by material with rotating, and sheds the material to get off by second in interior expects pipe
Shovelling plate is caught, and as material is shed downwards in rotation again, material is repeatedly shed during traveling, makes wherein to contain flammable
Property substance and oxygen come into full contact with after be burned, the water that generates after burning and the heated water that becomes of the intrapore moisture of waste active carbon steam
Priming reaction occurs for the active carbon of gas, vapor and 750 degree or more, to complete regenerating active carbon process.
In order to realize that third purpose, technical solution be: a kind of active carbon activation method, carbonized material enter from feed hopper
Between inside and outside expects pipe, by inside and outside expects pipe the first shovelling plate and the second shovelling plate constantly shed, and by the outside of expects pipe heating fill
Set heating；Meanwhile steam unit and steam valve are opened, vapor is entered inside interior expects pipe by steam pipe, and is passed through entire
Interior expects pipe from charging one end enter inside and outside expects pipe between, vapor is constantly heated during traveling, when with pyrocarbon material
Priming reaction directly occurs when contact, finally obtains active carbon.
Core of the invention expects pipe uses inside and outside double-layer structure, the material path of travel of annular is formed, so that material is being expected
Distribution area is bigger on tube section, i.e., high temperature active charcoal contacts more abundant with vapor.Annular materials between two layers of expects pipe
Channel volume is small, i.e. the channel that passes through of supplied gas and vapor is smaller, and vapor is not easy to be discharged, and is easier to instead with high temperature active charcoal
Contact.
There is the shovelling plate by certain angle bending in inside and outside expects pipe of the invention, when rotated, the bending shape in outer expects pipe
The higher position of material lifting can be shed by the shovelling plate of shape again, and it is most of by copying in interior expects pipe to shed the material to get off
Plate is caught, and is shed downwards again.Material is repeatedly shed during traveling, wherein the powder contained can be spread in furnace chamber,
It is most of after being contacted with oxygen to be burned, while providing heat in for furnace, reduce the powder being discharged in discharging and tail gas
Dirt.
The present invention can both be used to can also be used to produce new work as absorbent charcoal activation furnace to Regenevating Waste Activated Carbon
Property charcoal.When as absorbent charcoal activation furnace, interior expects pipe also serves as vapor conveyance conduit, without jet chimney outside expects pipe, so that whole
Structure is simpler, can pure pipe use, can also more expects pipes be applied in combination.The present invention uses external heating mode, heating
Electric energy or natural gas can be used；The size of temperature can be controlled by changing heating power, control is sensitive reliable, entire living
Property charcoal activation or step for regeneration stablize complete.
Detailed description of the invention
It is described in further detail below in conjunction with attached drawing and embodiments of the present invention
Fig. 1 is the structural schematic diagram of expects pipe in the prior art；
Fig. 2 is the structural schematic diagram of internal heat type activation furnace in the prior art；
Fig. 3 is structural schematic diagram of the invention；
Fig. 4 is schematic diagram of internal structure of the invention；
Fig. 5 is the A-A cross-sectional view of Fig. 4；
Fig. 6 is the B-B cross-sectional view of Fig. 4；
Fig. 7 is the C-C cross-sectional view of Fig. 4；
Fig. 8 is the D-D cross-sectional view of Fig. 4；
Fig. 9 is the E-E cross-sectional view of Fig. 4；
Figure 10 is that vapor of the invention flows to schematic diagram；
Figure 11 is the structure sectional view of expects pipe of the present invention；
Figure 12 is the structural exploded view of expects pipe of the present invention.
In the figure, it is marked as charging motor 1, hopper feeder pipe 2, feed hopper 3, charging reducing sleeve 4, feed auger piece 5, driven
Sprocket wheel 6, preceding rolling ring 7, top electric heating wire 8, insulating layer 9, outer expects pipe 10, interior expects pipe 11, rear rolling ring 12, exhaust outlet 13, discharging
Reducing sleeve 14, pedestal 15, preceding support roller 16, driving motor 17, lower part electric heating wire 18, rear support roller 19, discharge port 20, rotary joint
21, steam valve 22, forward end seal device 23, lateral hatch 24, back-end sealing device 25, drive sprocket 26, chain 27, propulsion
Flight 28, the first shovelling plate 29, the second shovelling plate 30, steam pipe 31, reinforcing ring 32, stiffening plate 33.
The prior art: material 80, expects pipe 81, interior furnace wall 91, stove outer wall 92, heat-preservation cotton 93, main steam range 94, steam
Branch pipe 95, control valve 96.
Specific embodiment
Referring to attached drawing.Whole device includes pedestal 15, and pedestal is equipped with four groups of expects pipes, and four groups of expects pipes are arranged side by side two-by-two,
In matrix pattern；Every group of expects pipe contains the interior expects pipe 11 and outer expects pipe 10 of coaxial arrangement, and the both ends of each outer expects pipe are cased with
Preceding rolling ring 7 and rear rolling ring 12, forward and backward rolling ring are rotatably assorted with preceding support roller 16, the rear support roller 19 on pedestal；Driving assembly includes driving
Dynamic motor 17,26, four driven sprockets 6 of drive sprocket and chain 27, driving motor is mounted on the base, and drive sprocket is fixed on
On motor shaft, four driven sprockets are set in four outer expects pipes, and drive sprocket 26 is driven by the connection of chain 27 four
Tensioning wheel, Lai Zengjia the tensioning of the chain power can also be arranged in sprocket wheel 6 between driven sprocket.Expects pipe is placed in rectangular insulating layer 9
Interior, expects pipe is respectively equipped with top electric heating wire 8 and lower part electric heating wire 18 in two sides up and down, is located in insulating layer；The both ends of expects pipe
Insulating layer is stretched out, and forward end seal device 23 and back-end sealing device 25 are set in the intersection of expects pipe both ends and insulating layer, is come
Entire insulating layer is sealed, is equipped with lateral hatch 24 on the outside of insulating layer.
The expects pipe is divided into the interior expects pipe 11 and outer expects pipe 10 of coaxial arrangement, and interior expects pipe is placed in outer expects pipe, outside outer expects pipe
Side is equipped with reinforcing ring 32 and stiffening plate 33；It is fixed on the outer wall at interior 11 both ends of expects pipe and promotes flight 28, promote flight
Outer edge is fixed on the inner wall of outer expects pipe, i.e. inside and outside expects pipe is integrally fixed by the propulsion flight at both ends, inside and outside expects pipe
Between be material channel.10 inner wall of outer expects pipe is equipped with equally distributed first shovelling plate 29, and the first shovelling plate is equal along central axis
To be distributed on the circumference of outer expects pipe inner wall, the first shovelling plate is bending, on radial section from the point of view of, the angle of bending is obtuse angle,
And overbending direction is consistent with the direction of rotation of expects pipe so that expects pipe rotate when, the first shovelling plate can as spoon incite somebody to action
Material spoons up, and takes material to top with rotation and again shed；It is in dispersed that 11 outer wall of interior expects pipe, which is equipped with,
Second shovelling plate 30 of distribution, second shovelling plate one end are fixed on interior expects pipe outer wall, the opposite direction bending that the other end is rotated along expects pipe
Setting, the overbending direction of shovelling plate largely may be used on the contrary, when outer expects pipe take high-order material to shed in inside and outside expects pipe
It is formed in gap with falling into adjacent second shovelling plate in interior expects pipe, finally as expects pipe rotates, second shovelling plate of the material from interior expects pipe
On fall, material is repeatedly shed during traveling, wherein the powder contained can be spread in furnace chamber, after contacting with oxygen
Major part can be burned, and while providing heat in for furnace, reduce the dust being discharged in discharging and tail gas.
Expects pipe both ends are separately connected feed hopper 3 and discharge port 20, and four groups of expects pipes can share a feed hopper, and feed hopper is logical
It crosses four hopper feeder pipes 2 and is separately connected 4 groups of expects pipes, charging reducing sleeve 4 and charging spiral shell are equipped between hopper feeder pipe and expects pipe
Blade 5, charging reducing sleeve connection feed hopper and expects pipe, feed auger piece are driven by charging motor 1, and one end is placed in charging reducing sleeve
Interior, the other end is placed in expects pipe.Discharging one end connection discharging reducing sleeve 14 of the expects pipe, the setting discharging of discharging reducing sleeve lower section
Mouthful, top is additionally provided with exhaust outlet 13.
For the present apparatus as regenerating furnace in use, waste active carbon enters from feed hopper 3, charging motor 1 drives feed auger
The feed auger piece of piece 5, rotation pushes to the waste active carbon come in from feed hopper in expects pipe, then via inside and outside expects pipe it
Between propulsion flight 28, waste active carbon is sent between inside and outside expects pipe.At this point, interior expects pipe can be set one towards charging one end
Baffle avoids material from entering inside interior expects pipe.Waste active carbon enters between inside and outside expects pipe, while inside and outside expects pipe is by driving assembly
It drives, synchronizes rotation；When rotation, material is lifted up by the first shovelling plate 29 on outer expects pipe inner wall, as rotation is shed
Get off, and sheds the material to get off and largely caught by the second shovelling plate 30 in interior expects pipe, as rotation is shed downwards again, object
Material is repeatedly shed during traveling；It decomposes the organic matter containing absorption in waste active carbon sufficiently and generates imflammable gas,
Combustion reaction occurs for imflammable gas and the trace oxygen entered in furnace, and while providing heat, these imflammable gas are decomposed
For carbon dioxide and water, waste active carbon hole is interior to contain water (moisture content is about 40%), and imflammable gas decomposites the water come and hole
Moisture in gap is heated becomes vapor together, and with 750 degree or more of active carbon priming reaction occurs for vapor again, to complete
Regenerating active carbon process, remaining gas, vapor, dust are discharged to outside furnace by air-introduced machine in final furnace.
As activation furnace in use, interior expects pipe connects steam unit towards discharge port one end, steam unit passes through the present apparatus
It is connected inside steam pipe 31, rotary joint 21 and interior expects pipe, steam pipe is equipped with steam valve 22, i.e., the inside of interior expects pipe is
Steam channel, at this time in expects pipe towards charging no setting is required for one end baffle, the flow velocity of vapor is too fast, and material can be effectively prevented
Into inside interior expects pipe.In use, carbonized material enters between inside and outside expects pipe from feed hopper, by the first shovelling plate in inside and outside expects pipe
29 and second shovelling plate 30 constantly shed, and by the heating devices heat on the outside of expects pipe；Meanwhile steam unit and steam valve are beaten
It opens, interior expects pipe also serves as vapor conveyance conduit, and vapor enters from interior expects pipe tail end, enters after passing through whole interior expects pipe from front end
Channel between inside and outside expects pipe again passes through entire burner hearth, comes into full contact with carbonized material here；Vapor is in traveling process
It is middle constantly to be heated, carbonized material temperature is had been approached when contacting with pyrocarbon material, can directly be reacted, be obtained activity
Charcoal improves activation efficiency and quality.
Claims (8)
1. a kind of active carbon activating and regenerating device, including expects pipe, and the driving assembly of expects pipe rotation is driven, expects pipe both ends difference
Feed hopper and discharge port are connected, is equipped with heating device on the outside of expects pipe；It is characterized by: the expects pipe is divided into the interior material of coaxial arrangement
Pipe and outer expects pipe, interior expects pipe is placed in outer expects pipe, and the two is mutually fixed；The outer expects pipe inner wall is equipped with equally distributed first
Shovelling plate, the first shovelling plate is bending, and overbending direction is consistent with the direction of rotation of expects pipe；The interior expects pipe outer wall is equipped with
Second shovelling plate of dispersed distribution, the opposite direction bending setting that the second shovelling plate is rotated along expects pipe.
2. a kind of active carbon activating and regenerating device as described in claim 1, it is characterised in that: the interior expects pipe is towards discharge port
One end connects steam unit, and steam unit inside steam pipe and interior expects pipe by being connected, and steam pipe is equipped with steam valve, i.e.,
The inside of interior expects pipe is steam channel.
3. a kind of active carbon activating and regenerating device as claimed in claim 1 or 2, it is characterised in that: the interior expects pipe both ends
It is fixed with propulsion flight on outer wall, the outer edge of flight is promoted to be fixed on the inner wall of outer expects pipe, is i.e. the propulsion spiral shell at both ends
Inside and outside expects pipe is integrally fixed by blade, is material channel between inside and outside expects pipe.
4. a kind of active carbon activating and regenerating device as claimed in claim 1 or 2, it is characterised in that: further include pedestal, on pedestal
Equipped with multiple groups expects pipe, it is enclosed with insulating layer on the outside of expects pipe, heating device is located in insulating layer；The both ends of each outer expects pipe are equal
It is cased with rolling ring, rolling ring is rotatably assorted with the support roller on pedestal；The driving component includes driving motor, drive sprocket, Duo Gecong
Movable sprocket and chain, driving motor are mounted on the base, and drive sprocket is fixed on motor shaft, and driven sprocket is set with outside
In expects pipe, drive sprocket connects multiple driven sprockets by chain.
5. a kind of active carbon activating and regenerating device as claimed in claim 1 or 2, it is characterised in that: the feed hopper and expects pipe
Between be equipped with charging reducing sleeve and feed auger piece, charging reducing sleeve connection feed hopper and expects pipe, feed auger piece is by charging electricity
Machine driving, one end are placed in charging reducing sleeve, and the other end is placed in expects pipe.
6. a kind of active carbon activating and regenerating device as claimed in claim 1 or 2, it is characterised in that: the expects pipe and discharge port
Between by discharging reducing sleeve connection, discharge reducing sleeve on be additionally provided with exhaust outlet.
7. a kind of regeneration method of active carbon, it is characterised in that: use device described in claim 1, waste active carbon is from feed hopper
Into between inside and outside expects pipe, inside and outside expects pipe is driven by driving assembly, synchronizes rotation；When rotation, on outer expects pipe inner wall
Material is lifted up by the first shovelling plate, and sheds by material with rotating, and sheds the material to get off by interior expects pipe
Second shovelling plate is caught, and as material is shed downwards in rotation again, material is repeatedly shed during traveling, makes wherein to contain
Inflammable substance and oxygen are burned after coming into full contact with, and the water generated after burning is heated with the intrapore moisture of waste active carbon to be become
Priming reaction occurs for the active carbon of vapor, vapor and 750 degree or more, to complete regenerating active carbon process.
8. a kind of active carbon activation method, it is characterised in that: use device as claimed in claim 2, carbonized material from feed hopper into
Enter between inside and outside expects pipe, by inside and outside expects pipe the first shovelling plate and the second shovelling plate constantly shed, and by the heating on the outside of expects pipe
Device heating；Meanwhile steam unit and steam valve are opened, vapor is entered inside interior expects pipe by steam pipe, and is passed through whole
A interior expects pipe from charging one end enter inside and outside expects pipe between, vapor is constantly heated during traveling, when with high temperature carbonization
Priming reaction directly occurs when material contact, finally obtains active carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480660.7A CN110127699B (en) | 2019-06-04 | 2019-06-04 | Activated carbon activation and regeneration device, activated carbon regeneration method and activation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480660.7A CN110127699B (en) | 2019-06-04 | 2019-06-04 | Activated carbon activation and regeneration device, activated carbon regeneration method and activation method |
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| CN110127699B CN110127699B (en) | 2023-04-28 |
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Cited By (6)
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| CN110787783A (en) * | 2019-11-28 | 2020-02-14 | 上海合源环境科技有限公司 | Activated carbon regeneration stove steam activation mechanism |
| CN111943202A (en) * | 2020-09-15 | 2020-11-17 | 榆林学院 | Oxidation carbomorphism device of coal base activated carbon |
| CN112604656A (en) * | 2020-12-08 | 2021-04-06 | 中环国投(重庆)环保产业开发有限公司 | High-efficient useless active carbon regeneration environmental protection equipment |
| CN113117641A (en) * | 2019-12-31 | 2021-07-16 | 天津绿展环保科技有限公司 | Method and device for regenerating granular active carbon by treating animals died of diseases |
| CN113214850A (en) * | 2021-03-15 | 2021-08-06 | 嘉兴职业技术学院 | Preparation process and equipment of biochar |
| CN113548664A (en) * | 2021-08-09 | 2021-10-26 | 淮北中清环保科技有限公司 | Multi-tube-pass material making method of activated carbon rotary kiln |
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| CN111943202B (en) * | 2020-09-15 | 2023-03-24 | 榆林学院 | Oxidation device of coal-based activated carbon |
| CN112604656A (en) * | 2020-12-08 | 2021-04-06 | 中环国投(重庆)环保产业开发有限公司 | High-efficient useless active carbon regeneration environmental protection equipment |
| CN113214850A (en) * | 2021-03-15 | 2021-08-06 | 嘉兴职业技术学院 | Preparation process and equipment of biochar |
| CN113548664A (en) * | 2021-08-09 | 2021-10-26 | 淮北中清环保科技有限公司 | Multi-tube-pass material making method of activated carbon rotary kiln |
| CN113548664B (en) * | 2021-08-09 | 2023-06-20 | 淮北中清环保科技有限公司 | Multi-tube-pass material copying method of activated carbon rotary kiln |
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