CN205850525U - A kind of for processing the device of tail gas in benzene chloride production - Google Patents
A kind of for processing the device of tail gas in benzene chloride production Download PDFInfo
- Publication number
- CN205850525U CN205850525U CN201620834599.3U CN201620834599U CN205850525U CN 205850525 U CN205850525 U CN 205850525U CN 201620834599 U CN201620834599 U CN 201620834599U CN 205850525 U CN205850525 U CN 205850525U
- Authority
- CN
- China
- Prior art keywords
- hydrogen chloride
- spray
- absorption
- tower
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model proposes a kind of for processing the device of tail gas in benzene chloride production, including hydrogen chloride absorption unit, spray absorption unit, hydrogen chloride absorption unit includes the first hydrogen chloride absorption device, second hydrogen chloride absorption device, ..., xth hydrogen chloride absorption device, y hydrogen chloride absorption device is provided with y hydrogen chloride absorption tower, y hydrogen chloride circulating slot, y hydrogen chloride circulating pump, spray absorption unit includes the first spray equipment, first spray equipment includes the first spray column, the first filler it is provided with in first spray column, first spray liquid outlet connects with xth hydrogen chloride circulating slot, first gas feed is connected with xth tower gas outlet.This utility model makes full use of and absorbs and the feature of two unit operations of spray, and absorption operation is applicable to the operation of big concentration of component, and treating capacity is big, and energy consumption is low, and sprays the hydrogen chloride content that operation can reduce in tail gas further, makes tail gas reach discharge standard.This utility model device overall efficiency is high and energy consumption is low, and operating cost is low.
Description
Technical field
This utility model relates to Benzene Chloride exhaust system technical field, particularly relates to a kind of for processing in benzene chloride production
The device of tail gas.
Background technology
Benzene Chloride is a kind of basic organic chemical industry raw material, and primary raw material is benzene and chlorine, and dried purified petroleum benzin passes through catalyst
Effect, with chlorine generation chlorination reaction in chlorinator, the acid chlorization liquid obtained after reaction anhydrates, alkali cleaning process, be dried
Rear entrance is thick, rectifying column distillation obtains finished product Benzene Chloride.Benzene chloride production is benzene chlorination under fluidized state, has chlorine in product
Change benzene and hydrogen chloride gas.Due to high temperature continuous chlorination process, the removal of reaction heat realizes by the evaporation gasification of benzene, therefore gives birth to
Mainly having hydrogen chloride gas, benzene vapor and a small amount of Benzene Chloride steam and noble gas in the tail gas become, direct discharge not only causes
The wasting of resources, and environment can be produced severe contamination.Existing technique falling liquid film circulating slot interval renews fresh absorbing liquid one for eight hours
Secondary, falling liquid film tail gas enters absorption by Hydrochloric Acid system and uses washing waste water doping tap water to absorb, and is difficult to control to containing acid and the water yield in water,
3 absorption towers are sequentially distributed from high to low, rely on flow by gravity to enter next stage, and assimilation effect is poor, dilute time dense during acid concentration
Unstable;Tail gas is directly vented after afterbody packed tower, often containing a large amount of HCl gases in tail gas, not only to environment
Pollute, employee's health is also resulted in very major injury, be the most all difficult to effectively be solved.
Utility model content
Based on technical problem present in background technology, the utility model proposes a kind of for processing in benzene chloride production
The device of tail gas.
The utility model proposes is a kind of for processing the device of tail gas in benzene chloride production, including hydrogen chloride absorption list
Unit, spray absorption unit, wherein:
Hydrogen chloride absorption unit includes the first hydrogen chloride absorption device, the second hydrogen chloride absorption device ..., xth hydrogen chloride
Absorption plant, y hydrogen chloride absorption device is provided with y hydrogen chloride absorption tower, y hydrogen chloride circulating slot, the circulation of y hydrogen chloride
Pump, y hydrogen chloride absorption tower includes y tower body, and in y tower body, vertically two y dividing plates, two y are arranged in interval
Dividing plate is separated into y inlet chamber, y cooling chamber, y gas-liquid separation chamber the most successively by y tower body, and y tower body sets
Having y tower air inlet, the y tower inlet communicated with y inlet chamber, y tower body is provided with communicated with y gas-liquid separation chamber
Y tower liquid outlet, y tower gas outlet, y tower body is provided with y cooling medium inlet, the y cooling medium connected with y cooling chamber
Outlet, is distributed the y absorption tube of vertically layout in y cooling chamber, y absorption tube two ends respectively with y inlet chamber, y gas
Liquid disengagement chamber connects;Being provided with hydrogen chloride absorption liquid in y hydrogen chloride circulating slot, y hydrogen chloride circulating slot is provided with y groove feed liquor
Mouth, y groove liquid outlet, the y tower inlet of y hydrogen chloride absorption device passes through y hydrogen chloride circulating pump and y groove liquid outlet
Connecting, the y tower liquid outlet of y hydrogen chloride absorption device and y groove inlet connect, the y tower of y hydrogen chloride absorption device
Gas outlet is connected with the y+1 tower air inlet of y+1 hydrogen chloride absorption device;Wherein: x, y are natural number, x > y >=1;
Spray absorption unit includes that the first spray equipment, the first spray equipment include the first spray column, in the first spray column
Being provided with the first filler, the first spray column is provided with the first spray liquid import, the first spray liquid outlet, the first gas feed and the first gas
Body exports, and the first spray liquid outlet connects with xth hydrogen chloride circulating slot, and the first gas feed is connected with xth tower gas outlet.
Preferably, spray absorption unit also includes that the second spray equipment, the second spray equipment include the second spray column, spray
Circulating slot, Sprayer Circulation pump, be provided with the second filler in the second spray column, the second spray column is provided with the second gas feed, the second gas
Body outlet, the second spray liquid import, the second spray liquid outlet, be provided with spray liquid in Sprayer Circulation groove, Sprayer Circulation groove is provided with the
Three spray liquid imports, the 4th spray liquid import, the 3rd spray liquid outlet, the second gas feed is connected with the first gas outlet, the
Two spray liquid imports are connected by Sprayer Circulation pump and the outlet of the 3rd spray liquid, the second spray liquid outlet and the 3rd spray liquid import
Connect.
Preferably, the y absorption tube of y hydrogen chloride absorption device uses phenolic impregnated graphite material film supplying tube.
Preferably, the y hydrogen chloride circulating slot of y hydrogen chloride absorption device is provided with y groove gas outlet, y groove gas outlet
It is connected with the y+1 tower air inlet of y+1 hydrogen chloride absorption device, the xth groove gas outlet and first of xth hydrogen chloride absorption device
Gas feed connects.
Preferably, y hydrogen chloride circulating slot liner phenolic fiberglass reinforced plastics anticorrosive coat.
Preferably, the first spray column uses common graphite material filler tower, and the first filler uses 250Y type pottery ripple
Plate filler.
Preferably, y hydrogen chloride circulating slot and y+1 hydrogen chloride circulating slot connect and in y+1 hydrogen chloride circulating slot
Hydrogen chloride absorption hydrorrhea flows into y hydrogen chloride circulating slot.
Preferably, the second spray column uses metal material packed tower, and the second filler uses metal gauze ripple.
Preferably, Sprayer Circulation groove is provided with the 3rd gas outlet, and the 3rd gas outlet is connected with the second gas feed, spray
Circulating slot liner furan Corrosion Protection of Fiber Reinforced Plastics layer.
Preferably, hydrogen chloride absorption unit includes the first hydrogen chloride absorption device, the second hydrogen chloride absorption device and the 3rd
Hydrogen chloride absorption device.
Operation principle of the present utility model is as follows: Benzene Chloride two-stage nitration tail gas is passed sequentially through hydrogen chloride absorption unit, spray
Absorptive unit, hydrogen chloride gas is absorbed in hydrogen chloride absorption unit and spray absorption unit, and remaining gas enters next
Step operation.
This utility model makes full use of and absorbs and the feature of two unit operations of spray, and it is dense that absorption operation is applicable to big component
Degree operation, treating capacity is big, and energy consumption is low, and sprays the hydrogen chloride content that operation can reduce in tail gas further, makes tail gas reach
Discharge standard.This utility model device overall efficiency is high and energy consumption is low, and operating cost is low, can accomplish safety, ring to greatest extent
Protect, nuisanceless.
Accompanying drawing explanation
Fig. 1 is a kind of apparatus structure schematic diagram for processing tail gas in benzene chloride production that the utility model proposes;
Fig. 2 is that a kind of the first hydrogen chloride for processing the device of tail gas in benzene chloride production that the utility model proposes is inhaled
Receive tower structure schematic diagram;
Fig. 3 is that a kind of the second hydrogen chloride for processing the device of tail gas in benzene chloride production that the utility model proposes is inhaled
Receive tower structure schematic diagram;
Fig. 4 is that a kind of tri-chlorination hydrogen for processing the device of tail gas in benzene chloride production that the utility model proposes is inhaled
Receive tower structure schematic diagram;
Fig. 5 is a kind of the first spray column knot for processing the device of tail gas in benzene chloride production that the utility model proposes
Structure schematic diagram;
Fig. 6 is a kind of the second spray column knot for processing the device of tail gas in benzene chloride production that the utility model proposes
Structure schematic diagram.
Detailed description of the invention
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 1 is that the one that the utility model proposes is for processing Benzene Chloride
The device of tail gas in production;Fig. 2 is the utility model proposes a kind of for processing in benzene chloride production the of the device of tail gas
Monochlor(in)ate hydrogen absorption tower structural representation;Fig. 3 is the utility model proposes a kind of for processing tail gas in benzene chloride production
Second hydrogen chloride absorption tower structure schematic diagram of device;Fig. 4 is that the one that the utility model proposes is for processing benzene chloride production
The tri-chlorination hydrogen absorption tower structural representation of the device of middle tail gas;Fig. 5 is that the one that the utility model proposes is for processing chlorine
Change the first spray column structural representation of the device of tail gas during benzene produces;Fig. 6 is that the one that the utility model proposes is for processing
Second spray column structural representation of the device of tail gas in benzene chloride production.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, in one embodiment, the utility model proposes one for processing
The device of tail gas in benzene chloride production, hydrogen chloride absorption unit, spray absorption unit, wherein:
In the present embodiment, hydrogen chloride absorption unit include the first hydrogen chloride absorption device, the second hydrogen chloride absorption device,
Tri-chlorination hydrogen absorption plant, wherein:
First hydrogen chloride absorption device is provided with first hydrogen chloride absorption tower the 1, first hydrogen chloride circulating slot the 2, first hydrogen chloride
Circulating pump 3, the first hydrogen chloride absorption tower 1 includes the first tower body 11, and in the first tower body 11, vertically interval arranges two the
One dividing plate 12, two the first dividing plates 12 cool down being separated into the first inlet chamber 13, first in the first tower body 11 the most successively
Chamber the 14, first gas-liquid separation chamber 15, the first tower body 11 is provided with first tower air inlet the 16, first tower communicated with the first inlet chamber 13
Inlet 17, the first tower body 11 is provided with first tower liquid outlet the 18, the first tower gas outlet 19 communicated with the first gas-liquid separation chamber 15,
First tower body 11 is provided with first cooling medium inlet the 110, the first cooling medium outlet 111 connected with the first cooling chamber 14, the
Cooling medium in one cooling chamber 14 uses 20~30 DEG C of recirculated waters, and first suction of vertically layout is distributed in the first cooling chamber 14
Closed tube 112, the first absorption tube 112 uses phenolic impregnated graphite material film supplying tube, the first absorption tube 112 two ends to enter with first respectively
Air cavity the 13, first gas-liquid separation chamber 15 connects.Being provided with hydrogen chloride absorption liquid in first hydrogen chloride circulating slot 2, the first hydrogen chloride follows
Annular groove 2 liner phenolic fiberglass reinforced plastics anticorrosive coat, the first hydrogen chloride circulating slot 2 be provided with first groove inlet the 21, first groove liquid outlet 22,
First groove gas outlet 23.First tower inlet 17 of the first hydrogen chloride absorption device is by the first hydrogen chloride circulating pump 3 and first
Groove liquid outlet 22 connects, and the first tower liquid outlet 18 of the first hydrogen chloride absorption device is connected with the first groove inlet 21.
Second hydrogen chloride absorption device is provided with second hydrogen chloride absorption tower the 4, second hydrogen chloride circulating slot the 5, second hydrogen chloride
Circulating pump 6, the second hydrogen chloride absorption tower 4 includes the second tower body 41, and in the second tower body 41, vertically interval arranges two the
Two dividing plates 42, two second partitions 42 cool down being separated into the second inlet chamber 43, second in the second tower body 41 the most successively
Chamber the 44, second gas-liquid separation chamber 45, the second tower body 41 is provided with second tower air inlet the 46, second tower communicated with the second inlet chamber 43
Inlet 47, the second tower body 41 is provided with second tower liquid outlet the 48, the second tower gas outlet 49 communicated with the second gas-liquid separation chamber 45,
Second tower body 41 is provided with second cooling medium inlet the 410, the second cooling medium outlet 411 connected with the second cooling chamber 43, the
Cooling medium in two cooling chambers 43 uses 20~30 DEG C of recirculated waters, and second suction of vertically layout is distributed in the second cooling chamber 43
Closed tube 412, the second absorption tube 412 uses phenolic impregnated graphite material film supplying tube, the second absorption tube 412 two ends to enter with second respectively
Air cavity the 43, second gas-liquid separation chamber 45 connects.Being provided with hydrogen chloride absorption liquid in second hydrogen chloride circulating slot 5, the second hydrogen chloride follows
Annular groove 5 liner phenolic fiberglass reinforced plastics anticorrosive coat, the second hydrogen chloride circulating slot 5 be provided with second groove inlet the 51, second groove liquid outlet 52,
Second groove gas outlet 53.First tower air inlet 16 and the first tower of the first hydrogen chloride absorption device of the second hydrogen chloride absorption device
The 19, first groove gas outlet 23, gas outlet connects, and the second tower inlet 47 of the second hydrogen chloride absorption device is by the second hydrogen chloride
Circulating pump 6 is connected with the second groove liquid outlet 52, the second tower liquid outlet 48 and the second groove inlet of the second hydrogen chloride absorption device
51 connect.
Tri-chlorination hydrogen absorption plant is provided with tri-chlorination hydrogen absorption tower 7, tri-chlorination hydrogen circulating slot 8, tri-chlorination hydrogen
Circulating pump 9, tri-chlorination hydrogen absorption tower 7 includes the 3rd tower body 71, and in the 3rd tower body 71, vertically interval arranges two the
Three dividing plates 72, two the 3rd dividing plates 72 will be separated into the 3rd inlet chamber the 73, the 3rd cooling the most successively in the 3rd tower body 71
Chamber the 74, the 3rd gas-liquid separation chamber 75, the 3rd tower body 71 is provided with the 3rd tower air inlet the 76, the 3rd tower communicated with the 3rd inlet chamber 73
Inlet 77, the 3rd tower body 71 is provided with the 3rd tower liquid outlet the 78, the 3rd tower gas outlet 79 communicated with the 3rd gas-liquid separation chamber 75,
3rd tower body 71 is provided with the 3rd cooling medium inlet the 710, the 3rd cooling medium outlet 711 connected with the 3rd cooling chamber 73, the
Cooling medium in three cooling chambers 73 uses 20~30 DEG C of recirculated waters, and threeth suction of vertically layout is distributed in the 3rd cooling chamber 73
Closed tube 712, the 3rd absorption tube 712 uses phenolic impregnated graphite material film supplying tube, the 3rd absorption tube 712 two ends to enter with the 3rd respectively
Air cavity the 73, the 3rd gas-liquid separation chamber 75 connects.Being provided with hydrogen chloride absorption liquid in tri-chlorination hydrogen circulating slot 8, tri-chlorination hydrogen follows
Annular groove 8 liner phenolic fiberglass reinforced plastics anticorrosive coat, tri-chlorination hydrogen circulating slot 8 be provided with the 3rd groove inlet the 81, the 3rd groove liquid outlet 82,
3rd groove gas outlet 83.3rd tower air inlet 76 and the second tower of the second hydrogen chloride absorption device of tri-chlorination hydrogen absorption plant
The 49, second groove gas outlet 53, gas outlet connects, and the 3rd tower inlet 77 of tri-chlorination hydrogen absorption plant is by tri-chlorination hydrogen
Circulating pump 9 is connected with the 3rd groove liquid outlet 82, the 3rd tower liquid outlet 78 and the 3rd groove inlet of tri-chlorination hydrogen absorption plant
81 connect.
Spray absorption unit includes the first spray equipment, the second spray equipment, and the first spray equipment includes the first spray column
10, it is provided with the first filler 101 in the first spray column 10, the first spray column 10 uses common graphite material filler tower, and first fills out
Material 101 employing 250Y type pottery corrugated plate packing, the first spray column 10 is provided with first spray liquid import the 102, first spray liquid and goes out
Mouth the 103, first gas feed 104 and the first gas outlet 105, the first spray liquid outlet 103 and tri-chlorination hydrogen circulating slot 8 are even
Logical, the first gas feed 104 is connected with the 3rd groove gas outlet 83, tower gas outlet the 79, the 3rd.Second spray equipment includes the second spray
Drenching tower 11, Sprayer Circulation groove 12, Sprayer Circulation pump 13, be provided with the second filler 111 in the second spray column 11, the second spray column 11 is adopted
Use metal material packed tower, and the second filler 111 uses metal gauze corrugated plating, the second spray column 11 to be provided with the second gas feed
112, the second gas outlet the 113, second spray liquid import the 114, second spray liquid outlet 115, is provided with spray in Sprayer Circulation groove 12
Drenching liquid, Sprayer Circulation groove 12 liner furan Corrosion Protection of Fiber Reinforced Plastics layer, Sprayer Circulation groove 12 is provided with the 3rd spray liquid import the 121, the 4th
Spray liquid import the 123, the 3rd spray liquid exports the 122, the 3rd gas outlet 124, the second gas feed 112 and the first gas outlet
105 connect, and the second spray liquid import 114 is connected with the 3rd spray liquid outlet 122 by Sprayer Circulation pump 13, and the second spray liquid goes out
Mouth 115 is connected with the 3rd spray liquid import 121, and the 3rd gas outlet 124 is connected with the second gas feed 112.
In the present embodiment, first hydrogen chloride absorption tower the 1, second hydrogen chloride absorption tower 4, tri-chlorination hydrogen absorption tower 7 gas-liquid
Biphase employing absorption pattern in the same direction, first hydrogen chloride absorption tower the 1, second hydrogen chloride absorption tower 4, tri-chlorination hydrogen absorption tower 7 gas
Phase outlet temperature is respectively 55~65 DEG C, 30~40 DEG C, 20~25 DEG C, first spray column the 10, second spray column 11 gas-liquid two-phase
Using reverse absorption pattern, the absorbing liquid entering the first spray column 10 is tap water or high purity water, and absorbing liquid is to the first spray column
Tri-chlorination hydrogen absorption cycle groove, first hydrogen chloride circulating slot the 2, second hydrogen chloride circulating slot is entered after gas absorbs in 10
5, tri-chlorination hydrogen circulating slot 8 is sequentially communicated, and in tri-chlorination hydrogen absorption cycle groove, absorbing liquid enters containing acid 6~8% (wt) overflow
Second hydrogen chloride absorption circulating slot, in the second hydrogen chloride absorption circulating slot, absorbing liquid enters the first chlorine containing acid 18~20% (wt) overflow
Changing hydrogen absorption cycle groove, in the first hydrogen chloride absorption circulating slot, absorbing liquid is containing acid 31~33% (wt) extraction;First spray column 10
Gaseous phase outlet HCl (g)≤10ppm, entering the second spray column 11 absorbing liquid is 32% liquid caustic soda, and the second spray column 11 gaseous phase outlet contains
HCl(g)≤0.5ppm。
Operation principle of the present utility model is as follows: Benzene Chloride two-stage nitration tail gas is passed sequentially through hydrogen chloride absorption unit, spray
Absorptive unit, hydrogen chloride gas is absorbed in hydrogen chloride absorption unit and spray absorption unit, and remaining gas enters next
Step operation.
Benzene Chloride two-stage nitration tail gas is sent into this utility model device after one section of recirculated water and two-stage nitration chilled brine condense
Absorption system major part hydrogen chloride gas is absorbed by tap water or high purity water water, obtain 31~33% (wt) by-product hydrochloric acid outside sell,
Residual gas enters next step operation after alkali spray absorber.Tail gas direct of travel is contrary with absorbing liquid direct of travel, protects
Demonstrate,prove fresh absorbing liquid to contact with afterbody tail gas, reduce in tail gas to greatest extent and need to remove constituent content, fresh material from
Side enters opposite side extraction, it is achieved device continuous and stable runs, and pump forced circulation is effectively ensured gas-liquid mixed effect.One suit
Put can corresponding multiple stage chlorinator, operating flexibility is big, is that industry inner exhaust gas processes one of optimal device.
The utility model proposes is a kind of for processing the device of tail gas in benzene chloride production, makes full use of absorption and absorption
The feature of two unit operations, absorption operation is applicable to the operation of big concentration of component, and treating capacity is big, and energy consumption is low, and adsorption operations can
To reduce the content of organics in tail gas further, tail gas is made to reach discharge standard.This utility model device overall efficiency high and
Energy consumption is low, and operating cost is low, can accomplish safe and environment-friendly, nuisanceless to greatest extent.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (10)
1. one kind is used for processing the device of tail gas in benzene chloride production, it is characterised in that include that hydrogen chloride absorption unit, spray are inhaled
Receive unit, wherein:
Hydrogen chloride absorption unit includes the first hydrogen chloride absorption device, the second hydrogen chloride absorption device ..., xth hydrogen chloride absorption
Device, y hydrogen chloride absorption device is provided with y hydrogen chloride absorption tower, y hydrogen chloride circulating slot, y hydrogen chloride circulating pump, y
Hydrogen chloride absorption tower includes y tower body, and in y tower body, vertically two y dividing plates are arranged at interval, and two y dividing plates will
Being separated into y inlet chamber, y cooling chamber, y gas-liquid separation chamber in y tower body the most successively, y tower body is provided with and y
Y tower air inlet that inlet chamber communicates, y tower inlet, y tower body is provided with the y tower communicated with y gas-liquid separation chamber and goes out liquid
Mouth, y tower gas outlet, y tower body is provided with y cooling medium inlet, the outlet of y cooling medium connected with y cooling chamber, the
The y absorption tube of vertically layout is distributed in y cooling chamber, y absorption tube two ends respectively with y inlet chamber, y gas-liquid separation chamber
Connection;Being provided with hydrogen chloride absorption liquid in y hydrogen chloride circulating slot, y hydrogen chloride circulating slot is provided with y groove inlet, y groove goes out
Liquid mouth, the y tower inlet of y hydrogen chloride absorption device is connected by y hydrogen chloride circulating pump and y groove liquid outlet, y chlorine
Y tower liquid outlet and the y groove inlet of changing hydrogen absorption plant connect, the y tower gas outlet of y hydrogen chloride absorption device and the
The y+1 tower air inlet of y+1 hydrogen chloride absorption device connects;Wherein: x, y are natural number, x > y >=1;
Spray absorption unit includes that the first spray equipment, the first spray equipment include the first spray column, is provided with in the first spray column
First filler, the first spray column is provided with the first spray liquid import, the first spray liquid outlet, the first gas feed and the first gas and goes out
Mouthful, the first spray liquid outlet connects with xth hydrogen chloride circulating slot, and the first gas feed is connected with xth tower gas outlet.
The most according to claim 1 for processing the device of tail gas in benzene chloride production, it is characterised in that spray-absorption list
Unit also includes that the second spray equipment, the second spray equipment include the second spray column, Sprayer Circulation groove, Sprayer Circulation pump, the second spray
Drench in tower and be provided with the second filler, the second spray column be provided with the second gas feed, the second gas outlet, the second spray liquid import, the
Two spray liquid outlets, are provided with spray liquid in Sprayer Circulation groove, Sprayer Circulation groove is provided with the 3rd spray liquid import, the 4th spray liquid enters
Mouth, the 3rd spray liquid outlet, the second gas feed is connected with the first gas outlet, and Sprayer Circulation pump is passed through in the second spray liquid import
Being connected with the 3rd spray liquid outlet, the second spray liquid outlet is connected with the 3rd spray liquid import.
The most according to claim 1 for processing the device of tail gas in benzene chloride production, it is characterised in that y hydrogen chloride
The y absorption tube of absorption plant uses phenolic impregnated graphite material film supplying tube.
4. process the device of tail gas in benzene chloride production according to being used for according to any one of claim 1-3, it is characterised in that
The y hydrogen chloride circulating slot of y hydrogen chloride absorption device is provided with y groove gas outlet, and y groove gas outlet is inhaled with y+1 hydrogen chloride
The y+1 tower air inlet of receiving apparatus connects, and the xth groove gas outlet of xth hydrogen chloride absorption device is connected with the first gas feed.
5. process the device of tail gas in benzene chloride production according to being used for according to any one of claim 1-3, it is characterised in that
Y hydrogen chloride circulating slot liner phenolic fiberglass reinforced plastics anticorrosive coat.
6. process the device of tail gas in benzene chloride production according to being used for according to any one of claim 1-3, it is characterised in that
First spray column uses common graphite material filler tower, and the first filler uses 250Y type pottery corrugated plate packing.
7. process the device of tail gas in benzene chloride production according to being used for according to any one of claim 1-3, it is characterised in that
Y hydrogen chloride circulating slot and y+1 hydrogen chloride circulating slot connection and y+1 hydrogen chloride circulating slot in hydrogen chloride absorption hydrorrhea stream
Enter y hydrogen chloride circulating slot.
The most according to claim 2 for processing the device of tail gas in benzene chloride production, it is characterised in that the second spray column
Use metal material packed tower, and the second filler uses metal gauze corrugated plating.
The most according to claim 2 for processing the device of tail gas in benzene chloride production, it is characterised in that Sprayer Circulation groove
Being provided with the 3rd gas outlet, the 3rd gas outlet is connected with the second gas feed, Sprayer Circulation Pot Lining furan Corrosion Protection of Fiber Reinforced Plastics
Layer.
10. processing the device of tail gas in benzene chloride production according to being used for according to any one of claim 1-3, its feature exists
In, hydrogen chloride absorption unit includes that the first hydrogen chloride absorption device, the second hydrogen chloride absorption device and tri-chlorination hydrogen absorb dress
Put.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620834599.3U CN205850525U (en) | 2016-08-03 | 2016-08-03 | A kind of for processing the device of tail gas in benzene chloride production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620834599.3U CN205850525U (en) | 2016-08-03 | 2016-08-03 | A kind of for processing the device of tail gas in benzene chloride production |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205850525U true CN205850525U (en) | 2017-01-04 |
Family
ID=57654797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620834599.3U Active CN205850525U (en) | 2016-08-03 | 2016-08-03 | A kind of for processing the device of tail gas in benzene chloride production |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205850525U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106076067A (en) * | 2016-08-03 | 2016-11-09 | 安徽八化工股份有限公司 | A kind of for processing the device of tail gas in benzene chloride production |
CN106362554A (en) * | 2016-08-31 | 2017-02-01 | 安徽八化工股份有限公司 | Device for treating tail gas in chlorobenzene production |
-
2016
- 2016-08-03 CN CN201620834599.3U patent/CN205850525U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106076067A (en) * | 2016-08-03 | 2016-11-09 | 安徽八化工股份有限公司 | A kind of for processing the device of tail gas in benzene chloride production |
CN106362554A (en) * | 2016-08-31 | 2017-02-01 | 安徽八化工股份有限公司 | Device for treating tail gas in chlorobenzene production |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103724155B (en) | A kind of production technique of propenyl chloride | |
CN101235160B (en) | Hydrogen chloride whole reclaiming zero discharging technique and device for PVC producing process | |
CN104311383B (en) | A kind of method of the hydrogen chloride production monochloro methane that utilizes by-product in tetrachloro-ethylene production process | |
CN104829494B (en) | A kind of energy-saving carbamide production system and production technology thereof | |
CN107321123A (en) | A kind of processing method and processing system of chlorination reaction organic exhaust gas | |
CN106076067A (en) | A kind of for processing the device of tail gas in benzene chloride production | |
CN207591570U (en) | Chloridising produces the exhaust gas processing device of trichloro-acetic chloride | |
CN111330412A (en) | System and process for absorbing and purifying byproduct hydrogen chloride gas in chlorination workshop section to form acid | |
CN104876792A (en) | Method for producing high-purity chloropropene | |
CN205850525U (en) | A kind of for processing the device of tail gas in benzene chloride production | |
CN103724158A (en) | Device for producing chloropropene | |
CN208130543U (en) | The de- analysis purification device of hydrogen chloride in a kind of chloroethanes production process | |
CN205886542U (en) | Two -stage process tail gas processing device in chlorobenzene production | |
CN106362554A (en) | Device for treating tail gas in chlorobenzene production | |
CN212369872U (en) | System for absorbing and purifying byproduct hydrogen chloride gas in chlorination workshop section to form acid | |
CN106076074B (en) | Two sections of exhaust gas processing devices in a kind of benzene chloride production | |
CN105967973A (en) | Production process of chloropropene | |
CN106076075A (en) | Tail gas recycle cleaning equipment in a kind of benzene chloride production | |
CN204897395U (en) | Purifier of chlorinated paraffin by -product hydrogen chloride | |
CN210145804U (en) | Tail gas purification treatment system for dichlorophenol production | |
CN111701404A (en) | Hydrogen chloride absorption treatment method and device and application | |
CN104973572B (en) | Purification plant and purification technique of chlorinated paraffin coproduct hydrogen chloride | |
CN217662499U (en) | Gas-liquid separation retreatment device for aluminum ash harmless treatment | |
CN207468391U (en) | A kind of system for spent lye processing | |
CN214020023U (en) | Preparation facilities of hydrogen chloride methanol solution |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |