CN109268847A - A kind of novel chemical tail gas recycling device - Google Patents
A kind of novel chemical tail gas recycling device Download PDFInfo
- Publication number
- CN109268847A CN109268847A CN201811187732.0A CN201811187732A CN109268847A CN 109268847 A CN109268847 A CN 109268847A CN 201811187732 A CN201811187732 A CN 201811187732A CN 109268847 A CN109268847 A CN 109268847A
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- burner
- tail gas
- heat
- water
- outlet
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- 239000000126 substance Substances 0.000 title claims abstract description 41
- 238000004064 recycling Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 238000002485 combustion reaction Methods 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 55
- 230000008676 import Effects 0.000 claims description 6
- 230000008901 benefit Effects 0.000 claims description 4
- 239000002918 waste heat Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000012824 chemical production Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/02—Feed-water heaters, i.e. economisers or like preheaters with water tubes arranged in the boiler furnace, fire tubes, or flue ways
- F22D1/04—Feed-water heaters, i.e. economisers or like preheaters with water tubes arranged in the boiler furnace, fire tubes, or flue ways the tubes having plain outer surfaces, e.g. in vertical arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
- F28D7/0075—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids with particular circuits for the same heat exchange medium, e.g. with the same heat exchange medium flowing through sections having different heat exchange capacities or for heating or cooling the same heat exchange medium at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/022—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of two or more media in heat-exchange relationship being helically coiled, the coils having a cylindrical configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
- F28D7/082—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag with serpentine or zig-zag configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2202/00—Combustion
- F23G2202/10—Combustion in two or more stages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention provides a kind of novel chemical tail gas recycling device, including the first burner, heat-exchange device and chimney；The heat-exchange device includes the first air inlet, first row port, the first water inlet and the first water outlet；It further include the second burner, the offgas outlet of first burner is connected to the gas inlet of second burner by flue, the offgas outlet of second burner is connected to first air inlet by flue, and the first row port is connected to the chimney.First burner, the second burner and heat-exchange device use split-type design, heat exchange area is increased, enhances heat transfer effect, while two-stage combustion is carried out using the first burner and the second burner, the burn-off rate for improving chemical industry tail gas, further realizes energy conservation and environmental protection.
Description
Technical field
The present invention relates to chemical industry tail gas processing technology field, especially a kind of novel chemical tail gas recycling device.
Background technique
Chemical industry tail gas is the byproduct in chemical production process, is a kind of flammable hydrocarbon gas.Chemical industry tail gas
It could be discharged after being handled, and existing processing method is that these chemical industry tail gas are imported to chemical industry tail gas processing dress mostly
It sets and carries out burning recycling, first is that toxic chemical industry tail gas can be carried out harmless treatment, two are available with chemical industry tail gas
Heat after burning, energy conservation and environmental protection.
But existing chemical industry tail gas processing unit, only one burner of some processing units, to exhaust combustion one
It is secondary, but it is easy to cause exhaust combustion to be not thorough in this way, so that combustion utilization efficiency is low, while the gas discharged after burning also has
Contamination gas；Burner also is just arranged in the waste heat boiler, causes heat exchange area inadequate in this way, heat transfer effect is bad；And have
Chemical industry tail gas processing unit there was only level-one heat exchange so that final high fume temperature, UTILIZATION OF VESIDUAL HEAT IN is insufficient, flue gas loss
Greatly.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of heat-exchange device, the second burner, the first burning dress
The novel chemical tail gas recycling device for setting split-type design, increases heat exchange area, enhances heat transfer effect, using second level
Burning, improves the burn-off rate of chemical industry tail gas.
The present invention is implemented as follows: a kind of novel chemical tail gas recycling device, including the first burner, heat are handed over
Changing device and chimney；The heat-exchange device includes the first air inlet, first row port, the first water inlet and the first water outlet
Mouthful；It further include the second burner, the offgas outlet of first burner is connected to second burning by flue and fills
The gas inlet set, the offgas outlet of second burner are connected to first air inlet by flue, and described first
Exhaust outlet is connected to the chimney.
It further, further include residual heat using device, the residual heat using device includes the second air inlet, second exhaust
Mouth, the second water inlet and the second water outlet, the first row port are connected to second air inlet, the second exhaust port
It is connected to the chimney, second water outlet is connected to first water inlet.
It further, further include an import header and an outlet header；The inlet header case includes third water inlet and answers
Several third water outlets, the outlet header include the 4th water outlet and a plurality of 4th water inlets, first water inlet and
First water outlet has a plurality of respectively, and connects one to one in a third water outlet per first water inlet, described
Third water inlet is connected to second water outlet, is connected one to one per first water outlet in the 4th water inlet
Mouthful.
Further, the residual heat using device is economizer.
Further, first burner is burner.
Further, second burner is burner or combustion chamber.
Further, the heat-exchange device is steam generator.
Further, the flue is crooked flue.
The present invention has the advantage that the present invention provides a kind of novel chemical tail gas recycling device, the heat exchange
Device, the second burner, the first burner use split-type design, increase heat exchange area, enhance heat transfer effect, together
The first burner of Shi Caiyong and the second burner carry out two-stage combustion, improve the burn-off rate of chemical industry tail gas, further real
Existing energy conservation and environmental protection.
Detailed description of the invention
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the structural schematic diagram of chemical industry tail gas recycle device of the present invention.
In figure: 1, the first burner；2, heat-exchange device；21, the first air inlet；22, first row port；23, first
Water inlet；24, the first water outlet；3, chimney；4, the second burner；5, flue；6, residual heat using device；61, the second air inlet
Mouthful；62, second exhaust port；63, the second water inlet；64, the second water outlet；7, import header；71, third water inlet；72, third
Water outlet；8, outlet header；81, the 4th water inlet；82, the 4th water outlet；9, control valve.
Specific embodiment
Refering to Figure 1, the present invention provides a kind of novel chemical tail gas recycling device, including the first burner
1, heat-exchange device 2 and chimney 3；The heat-exchange device 2 includes the first air inlet 21, first row port 22, the first water inlet
23 and first water outlet 24, first water inlet 23 is connected to water source, the first water outlet 24 is connected to each user
In equipment；It further include the second burner 4, the offgas outlet of first burner 1 is connected to described second by flue 5
The gas inlet of burner 4 carries out two-stage combustion using the first burner 1 and the second burner 4, improves chemical industry tail
The burn-off rate of gas, further realizes energy conservation and environmental protection, and the offgas outlet of second burner 4 is connected to described by flue 5
First air inlet 21, the high-temperature gas after burning enter the heat-exchange device 2 and carry out heat exchange, carry out recycling benefit to thermal energy
With, while the heat-exchange device 2, the second burner 4, the first burner 1 increase heat-transfer surface using split-type design
Product, enhances heat transfer effect, and the first row port 22 is connected to the chimney 3, and the gas that last heat exchange is completed is from described
Chimney 3 is discharged, and a large amount of harmful substances in gas are sufficiently fired by first burner 1 and the second burner 4
After burning, harmful substance greatly reduces, and reduces tail gas pollution.
Application method: first water inlet 23 is connected to water source, the first water outlet 24 is connected to each user and is set
It is standby upper；Chemical industry tail gas is passed through from the entrance of first burner 1, carries out the first order in first burner 1
Burning, the high-temperature gas after burning enter second burner 4 by flue 5 and carry out second level burning, fired by two-stage
Burn so that chemical industry tail gas burning more thoroughly, improve the burn-off rate of chemical industry tail gas, be further reduced having in flue gas after burning
Evil gas, reaches the standard of discharge, energy conservation and environmental protection；High-temperature gas after full combustion enters the heat-exchange device 2 and carries out heat
Exchange, the water entered from first water inlet 23 is heated, and is connected to each user by first water outlet 24
It is utilized in equipment, realizes and the thermal energy after chemical industry tail gas burning is recycled, and the low temperature cigarette after heat exchange at this time
Gas is discharged from the chimney 3, and harmful substance greatly reduces, and reduces environmental pollution.
In specific implementation, a preferred embodiment: further including residual heat using device 6, and the residual heat using device 6 includes
Second air inlet 61, second exhaust port 62, the second water inlet 63 and the second water outlet 64, the first row port 22 are connected to
Second air inlet 61, the second exhaust port 62 are connected to the chimney 3, and second water outlet 64 is connected to described
One water inlet 23.In use, second water inlet 63 is connected to water source, first passes through the residual heat using device 6 and carry out the
Then level-one heat exchange carries out second level heat exchange by the heat-exchange device 2, passes through the residual heat using device 6 and heat
Switch 2 carries out two-stage heat exchange, makes full use of the waste heat of flue gas, and the thermal energy after further increasing chemical industry tail gas burning returns
Utilization rate is received, heat loss due to exhaust gas is reduced.
It further include an import header 7 and an outlet header 8；The import header 7 includes third water inlet 71 and a plurality of
Third water outlet 72, the outlet header 8 include the 4th water outlet 82 and a plurality of 4th water inlets 81, first water inlet
23 and first water outlet 24 have respectively a plurality of, and connect one to one per first water inlet 23 in a third water outlet
Mouthfuls 72, the third water inlet 71 is connected to second water outlet 64, connect one to one per first water outlet 24 in
One the 4th water inlet 81, the 4th water outlet 82 is connected on each user equipment.Pass through 7 He of import header
Outlet header 8 is allocated the water of heat exchange, improves the water of heat exchange, meets the use demand of more users.For example,
In use, can also go out control valve 9 is arranged in the 4th water outlet 82, water outlet be controlled.
The residual heat using device 6 is economizer 6.Second level heat recovery can be carried out by the economizer 6,
Exhaust gas temperature is reduced, heat loss due to exhaust gas is reduced.
First burner 1 is burner.
Second burner 4 is burner or combustion chamber.
The heat-exchange device 2 is steam generator 2.Certain heat-exchange device 2 can also use waste heat boiler.
The flue 5 is crooked flue 5.First burner 1, the second burner 4, heat-exchange device 2 are distinguished
It is connected by crooked flue 5, the residence time of high-temperature flue gas in the device can be extended, so that more abundant, the heat transfer effect that burns
More preferably.
Chemical industry tail gas: the byproduct in chemical production process is a kind of flammable hydrocarbon gas.
Steam generator 2: the heat generated using exhaust combustion, hot water heating at the device of steam.
Economizer 6: tail flue gas heat is utilized, water supply is heated into the device of hot water.
Advantages of the present invention: being combined using first burner 1 and the second burner 4, is carried out two-stage combustion, is made
It is more thorough to obtain chemical industry tail gas burning, the recovery utilization rate of chemical industry tail gas on the one hand can be improved, it on the other hand can be further
Ground reduces the content of pernicious gas in flue gas emission, reaches discharge standard, further protects environment；Heat exchange is used simultaneously
Device 2 and residual heat using device 6 carry out two-stage heat exchange, are sufficiently returned to the thermal energy of the high-temperature flue gas after chemical industry tail gas burning
It receives and utilizes, improve the utilization rate of energy, energy conservation and environmental protection.
Although specific embodiments of the present invention have been described above, those familiar with the art should be managed
Solution, we are merely exemplary described specific embodiment, rather than for the restriction to the scope of the present invention, it is familiar with this
The technical staff in field should be covered of the invention according to modification and variation equivalent made by spirit of the invention
In scope of the claimed protection.
Claims (8)
1. a kind of novel chemical tail gas recycling device, including the first burner, heat-exchange device and chimney；The heat is handed over
Changing device includes the first air inlet, first row port, the first water inlet and the first water outlet；It is characterized by also including
The offgas outlet of two burners, first burner is entered by the tail gas that flue is connected to second burner
Mouthful, the offgas outlet of second burner is connected to first air inlet, the first row port connection by flue
In the chimney.
2. a kind of novel chemical tail gas recycling device according to claim 1, it is characterised in that: further include waste heat benefit
With device, the residual heat using device includes the second air inlet, second exhaust port, the second water inlet and the second water outlet, institute
It states first row port and is connected to second air inlet, the second exhaust port is connected to the chimney, second water outlet
It is connected to first water inlet.
3. a kind of novel chemical tail gas recycling device according to claim 2, it is characterised in that: further include an import
Header and an outlet header；The inlet header case includes third water inlet and a plurality of third water outlets, the outlet header packet
Include the 4th water outlet and a plurality of 4th water inlets, first water inlet and the first water outlet have a plurality of, and every institute respectively
It states the first water inlet to connect one to one in a third water outlet, the third water inlet is connected to second water outlet
Mouthful, it connects one to one per first water outlet in the 4th water inlet.
4. a kind of novel chemical tail gas recycling device according to claim 2, it is characterised in that: the UTILIZATION OF VESIDUAL HEAT IN
Device is economizer.
5. a kind of novel chemical tail gas recycling device according to claim 1, it is characterised in that: first burning
Device is burner.
6. a kind of novel chemical tail gas recycling device according to claim 1, it is characterised in that: second burning
Device is burner or combustion chamber.
7. a kind of novel chemical tail gas recycling device according to claim 1, it is characterised in that: the heat exchange dress
It is set to steam generator.
8. a kind of novel chemical tail gas recycling device according to any one of claims 1 to 7, it is characterised in that: institute
Stating flue is crooked flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187732.0A CN109268847B (en) | 2018-10-12 | 2018-10-12 | Chemical industry tail gas recycle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187732.0A CN109268847B (en) | 2018-10-12 | 2018-10-12 | Chemical industry tail gas recycle device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109268847A true CN109268847A (en) | 2019-01-25 |
| CN109268847B CN109268847B (en) | 2024-05-24 |
Family
ID=65197103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811187732.0A Active CN109268847B (en) | 2018-10-12 | 2018-10-12 | Chemical industry tail gas recycle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109268847B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201072286Y (en) * | 2007-08-09 | 2008-06-11 | 戚建萍 | Vent gas waste heat reclaiming device of varnished wire baker |
| CN101761911A (en) * | 2009-05-16 | 2010-06-30 | 石狮龙祥制革有限公司 | Heat tube steam generator |
| CN103292333A (en) * | 2012-02-29 | 2013-09-11 | 太原嘉能动力科技有限公司 | System and method for utilizing waste heat of low-concentration combustible material in tail gas of Slapple furnace |
| CN205332235U (en) * | 2016-01-22 | 2016-06-22 | 抚顺石油机械有限责任公司 | Sulfur recovery waste heat utilization tail gas treatment combination unit |
| CN107477603A (en) * | 2017-07-26 | 2017-12-15 | 兖矿鲁南化工有限公司 | The system and method that a kind of chemical industry low-pressure tail gas recycles |
| CN209386316U (en) * | 2018-10-12 | 2019-09-13 | 福建工程学院 | A kind of novel chemical tail gas recycling device |
-
2018
- 2018-10-12 CN CN201811187732.0A patent/CN109268847B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201072286Y (en) * | 2007-08-09 | 2008-06-11 | 戚建萍 | Vent gas waste heat reclaiming device of varnished wire baker |
| CN101761911A (en) * | 2009-05-16 | 2010-06-30 | 石狮龙祥制革有限公司 | Heat tube steam generator |
| CN103292333A (en) * | 2012-02-29 | 2013-09-11 | 太原嘉能动力科技有限公司 | System and method for utilizing waste heat of low-concentration combustible material in tail gas of Slapple furnace |
| CN205332235U (en) * | 2016-01-22 | 2016-06-22 | 抚顺石油机械有限责任公司 | Sulfur recovery waste heat utilization tail gas treatment combination unit |
| CN107477603A (en) * | 2017-07-26 | 2017-12-15 | 兖矿鲁南化工有限公司 | The system and method that a kind of chemical industry low-pressure tail gas recycles |
| CN209386316U (en) * | 2018-10-12 | 2019-09-13 | 福建工程学院 | A kind of novel chemical tail gas recycling device |
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| Publication number | Publication date |
|---|---|
| CN109268847B (en) | 2024-05-24 |
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