CN208431784U - A kind of processing equipment of organic exhaust gas - Google Patents
A kind of processing equipment of organic exhaust gas Download PDFInfo
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- CN208431784U CN208431784U CN201820925429.5U CN201820925429U CN208431784U CN 208431784 U CN208431784 U CN 208431784U CN 201820925429 U CN201820925429 U CN 201820925429U CN 208431784 U CN208431784 U CN 208431784U
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- exhaust gas
- organic exhaust
- processing equipment
- air hose
- organic
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- 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
Abstract
The utility model relates to chemical fields, in particular to a kind of processing equipment of organic exhaust gas.A kind of processing equipment of organic exhaust gas, the processing equipment of organic exhaust gas include the coke oven and shutter of washing room, the connection that cooperates, and the exhaust outlet of washing room is connect by exhaust pipe with shutter.Organic exhaust gas after washing room washing enters coke oven as air distribution by shutter and uses, substitute the partial air that coke oven combustion needs, due to containing organic matter in organic exhaust gas, heat release is burned in coke oven, the fuel of coke oven heating can be reduced, energy-saving effect is played, while eliminating the organic matter in organic exhaust gas.The processing equipment of organic exhaust gas has good social benefit, economic benefit, environmental benefit.
Description
Technical field
The utility model relates to chemical fields, in particular to a kind of processing equipment of organic exhaust gas.
Background technique
VOCs treatment refers to the place being adsorbed, filtered to the organic exhaust gas generated in industrial processes, purified
Science and engineering is made.
Coke-oven plant, chemical plant exhaust-gas treatment, light industry exhaust-gas treatment mainly use washing technology, absorb dissolution, chemical exhaust
Absorption, redox, acid-base neutralization have obvious effect, reach National Industrial waste gas emission standard.Organic waste in the prior art
Although gas discharge can reach national emission standard, but existing has the shortcomings that pollution to environment.
Utility model content
The purpose of this utility model is to provide a kind of processing equipment of organic exhaust gas, it is intended to improve existing organic waste
Gas direct emission, the problem of being caused stress to environment.
The utility model provides a kind of technical solution:
A kind of processing equipment of organic exhaust gas, the processing equipment of organic exhaust gas includes washing room, cooperate connection
The exhaust outlet of coke oven and shutter, the washing room is connect by exhaust pipe with the shutter.
In the other embodiments of the utility model, the processing equipment of above-mentioned organic exhaust gas include it is multiple with the coke oven
The shutter of connection, the exhaust pipe include the first air hose, the second air hose, first air hose and second air hose
It is connected respectively from the different shutters, first air hose, second air hose are each equipped with control valve.
In the other embodiments of the utility model, the processing equipment of above-mentioned organic exhaust gas further includes control device, described
The control valve of first air hose and second air hose is communicated to connect with the control device, and the control device controls institute
State the opening and closing of control valve.
In the other embodiments of the utility model, above-mentioned control device includes PLC or single-chip microcontroller.
In the other embodiments of the utility model, above-mentioned control device controls changing for the control valve and the shutter
Chain synchronize of gas turns on or off.
In the other embodiments of the utility model, the processing equipment of above-mentioned organic exhaust gas include it is multiple with the coke oven
The shutter of connection, the exhaust pipe are connect with the part in multiple shutters, and the exhaust pipe is configured with
Control valve.
In the other embodiments of the utility model, above-mentioned exhaust pipe is provided with fire arrester.
In the other embodiments of the utility model, the processing equipment of above-mentioned organic exhaust gas further includes heat exchanger, cleans pipe,
The heat exchanger is connect by cleaning pipe with the washing room.
In the other embodiments of the utility model, above-mentioned washing room include tar light oil washing tower, washing oil scrubbing tower,
Acid elution tower, caustic scrubber；The gas outlet of tar light oil washing tower and the washing oil scrubbing tower with the exhaust pipe
Connection；
Acid elution tower gas outlet is connect with the caustic scrubber air inlet, the caustic scrubber gas outlet and the tail
Feed channel connection.
In the other embodiments of the utility model, the processing equipment of above-mentioned organic exhaust gas further includes organic exhaust gas storage tank,
The organic exhaust gas storage tank is connect with the washing room, and the organic exhaust gas configuration of storage tanks has explosion prevention back-fire relief type breather valve.
The beneficial effect of the processing equipment of organic exhaust gas provided by the embodiment of the utility model is:
Organic exhaust gas after washing room washing enters coke oven as air distribution by shutter and uses, and substitution coke oven combustion needs
The partial air wanted is burned heat release in coke oven, can reduce coke oven heating due to containing organic matter in organic exhaust gas
Fuel plays energy-saving effect, while eliminating the organic matter in organic exhaust gas.The processing equipment of organic exhaust gas has good
Social benefit well, economic benefit, environmental benefit.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows the structural schematic diagram of the processing equipment of organic exhaust gas provided by the embodiment of the utility model；
Fig. 2 shows the knots of the exhaust pipe of organic exhaust gas provided by the embodiment of the utility model, shutter and coke oven
Structure schematic diagram；
Fig. 3 shows the structural schematic diagram of the exhaust pipe of organic exhaust gas provided by the embodiment of the utility model, shutter；
Fig. 4 shows the structural schematic diagram of the washing room of organic exhaust gas provided by the embodiment of the utility model；
Fig. 5 shows the processing equipment process for using of organic exhaust gas provided by the embodiment of the utility model.
Icon: the processing equipment of 100- organic exhaust gas；101- organic exhaust gas storage tank；110- washing room；111- lightweight is burnt
Oil wash tower；112- washing oil scrubbing tower；113- acid elution tower；114- caustic scrubber；120- coke oven；130- shutter；140- tail
Feed channel；The first air hose of 141-；The second air hose of 142-；The first control valve of 143-；The second control valve of 144-；145- fire arrester；
151- heat exchanger；152- cleans pipe.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it is to be understood that the orientation or positional relationship of instruction is based on attached
Orientation or positional relationship shown in figure or the utility model product using when the orientation or positional relationship usually put, or
Person is the orientation or positional relationship that those skilled in the art usually understand, is merely for convenience of description the utility model and simplification is retouched
It states, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art
Language " setting ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.
Embodiment
Fig. 1 shows the structural schematic diagram of the processing equipment 100 of organic exhaust gas provided by the embodiment of the utility model.It please join
Fig. 1 is read, a kind of processing equipment 100 of organic exhaust gas, in the present embodiment, the processing equipment of organic exhaust gas are present embodiments provided
100 are mainly used for purifying volatile organic matter (volatile organic compounds, abbreviation VOCs).It needs
Bright, in the other embodiments of the utility model, organic exhaust gas is not limited only to volatile organic matter, can be with difficult volatility
Organic gas etc..
In detail, the processing equipment 100 of organic exhaust gas include washing room 110, cooperate connection coke oven 120 with open
Device 130 is closed, the exhaust outlet of washing room 110 is connect by exhaust pipe 140 with shutter 130.
The processing equipment 100 of organic exhaust gas washs organic exhaust gas by washing room 110, passes through tail after washing
Feed channel 140 enters shutter 130, then burns using shutter 130 into coke oven 120.
Organic exhaust gas after washing room 110 washs is used into coke oven 120 as air distribution by shutter 130, is substituted
The partial air that the burning of coke oven 120 needs is burned heat release due to containing organic matter in organic exhaust gas in coke oven 120, can
The fuel for reducing 120 heating of coke oven, plays energy-saving effect, while eliminating the organic matter in organic exhaust gas, more
Environmental protection.
In the present embodiment, coke oven 120, shutter 130, chimney and the connection relationship of three, use principle and control
System processed is all made of the prior art, and therefore, the present embodiment will not be described in great detail structure, construction and its connection relationship of three etc..
Fig. 2 shows the exhaust pipe 140 of organic exhaust gas provided by the embodiment of the utility model, shutter 130 and cokes
The structural schematic diagram of furnace 120, please refers to Fig. 2.
In the present embodiment, coke oven 120 is configured with multiple shutters 130, the setting of multiple intervals of shutter 130, coke oven 120
It is exchanged once with shutter 130 at interval of a period of time, part shutter 130 conveys air to coke oven 120 in a period of time, remains
Remaining part divides coke oven 120 to the gas after the conveying burning of shutter 130；Exchange shutter 130.
Correspondingly, in the present embodiment, exhaust pipe 140 includes the first air hose 141, the second air hose 142, the first air hose
141, the second air hose 142 is connected from different shutters 130 respectively, and the first air hose 141, the second air hose 142 are each equipped with control
Valve.First air hose 141 is configured with the first control valve 143, and the second air hose 142 is configured with the second control valve 144.
First air hose 141, the second air hose 142 are connected from different shutters 130 respectively.
From the above, coke oven 120 is exchanged with shutter 130 at interval of a period of time primary；Correspondingly, exhaust pipe 140
Gas pass through into air shutter 130 enter coke oven 120.It is controlled by the first control valve 143 and the second control valve 144
System.
Fig. 3 shows the structure of the exhaust pipe 140 of organic exhaust gas provided by the embodiment of the utility model, shutter 130
Schematic diagram please refers to Fig. 3.
In detail, the first air hose 141 is connect with part shutter 130, the second air hose 142 and remainder shutter 130
Connection.
For example, opening the first control valve 143, the second control valve 144 is closed, organic exhaust gas is passed through by the first air hose 141
The shutter 130 connecting with the first air hose 141, burns subsequently into coke oven 120.After half an hour, the second control is opened
Valve 144, closes the first control valve 143, and organic exhaust gas passes through the shutter connecting with the second air hose 142 by the second air hose 142
130, it burns subsequently into coke oven 120.It is replaced after half an hour primary.First control valve 143 and the second control valve 144
It is on and off with the multiple shutters 130 chain automatic synchronization open and close of ventilation.It should be noted that in the utility model
Embodiment in, the replacing construction of shutter 130 is not defined.
In the present embodiment, the processing equipment 100 of organic exhaust gas further includes control device (not shown), the first control
Valve 143, the second control valve 144 are communicated to connect with control device, and control device controls the first control valve 143, the second control valve
144 opening and closing.Further, control device controls changing for the shutter 130 that the first control valve 143 is connect with the first air hose 141
The chain automatic synchronization open and close of gas.Control device controls changing for the shutter 130 that the second control valve 144 is connect with the second air hose 142
The chain automatic synchronization open and close of gas.
The control valve of first air hose 141 and the second air hose 142 is communicated to connect with control device, control device control control
The opening and closing of valve.In the present embodiment, control device PLC, in other embodiments, control device may be single-chip microcontroller.
Further, in the other embodiments of the utility model, exhaust pipe 140 can also be not provided with two air hoses,
One air hose is only set, which is only attached with part shutter 130, which is arranged control valve, and control valve control has
Machine exhaust gas interval enters in coke oven 120.
It should be noted that in the present embodiment, the first air hose 141 or the second air hose 142 are distinguished by multiple branch pipes
It is connect with multiple shutters 130.
Referring to Fig. 2, in the present embodiment, it is respectively provided on the first air hose 141 and each branch pipe of the second air hose 142
There is fire arrester 145, each shutter 130 configures fire arrester 145, guarantees first when coke oven 120 conveys gas to shutter 130
Air hose 141 and the second air hose 142 are not tempered, it is ensured that safety.
Fig. 4 shows the structural schematic diagram of the washing room 110 of organic exhaust gas provided by the embodiment of the utility model, please join
Read Fig. 4.
In the present embodiment, washing room 110 uses three tower parallel connection washing absorptions, and washing room 110 includes tar light oil
Scrubbing tower 111, washing oil scrubbing tower 112, acid elution tower 113, caustic scrubber 114.Each scrubbing tower is all connected with organic exhaust gas storage tank
101, the organic exhaust gas of organic exhaust gas storage tank 101 is delivered to tar light oil washing tower 111, washing oil scrubbing tower 112, acid elution respectively
Tower 113.Acid elution tower 113 is connect with caustic scrubber 114, and tar light oil washs tower 111, washing oil scrubbing tower 112 and neutralizing treatment
Organic exhaust gas after tower 114 washs is delivered to exhaust pipe 140.
Using acid elution, except deammoniation removes partial organic substances simultaneously, the concentrated sulfuric acid is arranged at acid elution tower 113 in acid elution tower 113
The concentrated sulfuric acid is added to pickling system in storage tank, and acidity maintains 4% or so, acid system capital equipment material selection 316L.Pickling processes
Liquid squeezes into mother liquor tank or flowing full slot as production and application.It is organic that washing oil scrubbing tower 112 uses oil wash further to remove benzene, oil gas etc.
Object, caustic scrubber 114 remove inorganic matters, the alkali cleaning treatment fluids such as hydrogen sulfide using alkali cleaning (distilled ammonia wastewater) and squeeze into mechanical settling tank
(remained ammonia system).
It should be noted that washing room 110 also can be set to multitower in the other embodiments of the utility model
Series connection washing absorption；In addition, washing room 110 or other equipment, wash organic exhaust gas by washing room 110
It washs.
In the present embodiment, organic exhaust gas storage tank 101 is configured with explosion prevention back-fire relief type breather valve (not shown).It has avoided
Machine exhaust gas storage tank 101 forms negative pressure when conveying organic exhaust gas, in organic exhaust gas storage tank 101 and causes security risk.
In the present embodiment, the processing equipment 100 of organic exhaust gas further includes heat exchanger 151, cleans pipe 152, heat exchanger 151
It is connect by cleaning pipe 152 with washing room 110.
Heat exchanger 151 is used to preheat for nitrogen, heated nitrogen, and the nitrogen after heating is delivered to washing by cleaning pipe 152
Workshop section 110, heat exchanger 151 and cleaning pipe 152 can be run before driving when pipeline is blocked by pipe-dredging.
The processing equipment 100 of organic exhaust gas provided by the embodiment of the utility model has at least the following advantages:
Organic exhaust gas after washing room 110 washs is used into coke oven 120 as air distribution by shutter 130, is substituted
The partial air that the burning of coke oven 120 needs is burned heat release due to containing organic matter in organic exhaust gas in coke oven 120, can
The fuel for reducing 120 heating of coke oven, plays energy-saving effect, while eliminating the organic matter in organic exhaust gas.
Each shutter 130 is respectively provided with fire arrester 145, it is ensured that pipeline is not tempered, it is ensured that safety.Organic exhaust gas storage tank 101
Configured with explosion prevention back-fire relief type breather valve, formation negative pressure in organic exhaust gas storage tank 101 is avoided to cause security risk.
It, can be according to the opposite position of the pressure of organic gas, each equipment in scene it should be noted that in the present embodiment
Set the devices such as relationship setting valve, pipeline, pump, motor and liquidometer, pressure gauge.
The processing equipment 100 based on above-mentioned organic exhaust gas is illustrated the use process of VOCs treatment below,
Fig. 5 shows 100 process for using of processing equipment of organic exhaust gas provided by the embodiment of the utility model, please refers to Fig. 5.
The treatment process of organic exhaust gas specifically includes that
Organic exhaust gas is washed by washing room 110；Being passed through by exhaust pipe 140 for organic exhaust gas is opened and closed after washing
Device 130 enters coke oven 120 and burns.
The present embodiment is described by taking volatile organic matter (VOCs) as an example.
Further, exhaust pipe 140 includes the first air hose 141, the second air hose 142, and organic exhaust gas is in first after washing
Shutter 130 in time by the first air hose 141 through connecting with the first air hose 141 enters coke oven 120 and burns；Then, it washs
Shutter 130 of the organic exhaust gas in the second time by the second air hose 142 through connecting with the second air hose 142 enters coke oven 120 afterwards
Burning.
In the other embodiments of the utility model, before driving or after line clogging, further includes:
Nitrogen purge pipe 152 after heat exchanger 151 is preheated is by being passed through washing room 110, to washing room 110, tail
Feed channel 140 is cleaned.After having cleaned, closes heat exchanger 151 and clean pipe 152, organic exhaust gas is delivered to washers
Section 110 is handled.
The treatment process of organic exhaust gas provided in this embodiment is suitable for volatile organic matter (VOCs) and other organic
Object gas.
It should be noted that in the present embodiment, gas is not limited only to the stream that fluid state at normal temperatures and pressures is gas
Body；Correspondingly, organic exhaust gas may be certain pressure and at a temperature of in gaseous fluid.
The processing equipment 100 of organic exhaust gas provided by the embodiment of the utility model handles mainly a little existing for organic exhaust gas
In:
Organic exhaust gas enters the burning of coke oven 120 by shutter 130 by exhaust pipe 140 after washing.It can administer
While volatile organic matter, can be improved product yield and yield not only counteract the operating cost of VOCs abatement equipment,
The discharge of coking volatile organic matter (VOCs) is reduced, but also can increase higher income, realizes the positive benefit that VOCs is administered.
This technique final product no longer contains VOCs ingredient, realizes the continuous qualified discharge of VOCs, does not need to install VOCs again
On-Line Monitor Device saves online equipment investment and maintenance cost.
The treatment process of organic exhaust gas provided in this embodiment is particularly adapted to controlling for the volatile organic matter of coal chemical enterprise
Reason, it is no longer necessary to which newly upper combustion furnace reduces investment and security risk and energy consumption, this technique upper burner apparatus year
Save at least 2,000,000 yuan of operating cost.With good social benefit, economic benefit, environmental benefit.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of processing equipment of organic exhaust gas, which is characterized in that the processing equipment of the organic exhaust gas includes washing room, phase
The exhaust outlet of the coke oven and shutter being mutually cooperatively connected, the washing room is connect by exhaust pipe with the shutter.
2. the processing equipment of organic exhaust gas according to claim 1, which is characterized in that the processing equipment of the organic exhaust gas
Including multiple shutters connecting with the coke oven, the exhaust pipe includes the first air hose, the second air hose, and described the
One air hose is connect with the different shutters respectively from second air hose, and first air hose, second air hose are matched
It is equipped with control valve.
3. the processing equipment of organic exhaust gas according to claim 2, which is characterized in that the processing equipment of the organic exhaust gas
Further include control device, the control valve of first air hose and second air hose with the control device communication link
It connects, the control device controls the opening and closing of the control valve.
4. the processing equipment of organic exhaust gas according to claim 3, which is characterized in that the control device include PLC or
Person's single-chip microcontroller.
5. the processing equipment of organic exhaust gas according to claim 3, which is characterized in that the control device controls the control
Valve processed and the ventilation of the shutter it is chain synchronize turn on or off.
6. the processing equipment of organic exhaust gas according to claim 1, which is characterized in that the processing equipment of the organic exhaust gas
Including multiple shutters connecting with the coke oven, the exhaust pipe connects with the part in multiple shutters
It connects, the exhaust pipe is configured with control valve.
7. the processing equipment of organic exhaust gas according to claim 1, which is characterized in that the exhaust pipe is provided with back-fire relief
Device.
8. the processing equipment of organic exhaust gas according to claim 1-7, which is characterized in that the organic exhaust gas
Processing equipment further includes heat exchanger, cleans pipe, and the heat exchanger is connect by cleaning pipe with the washing room.
9. the processing equipment of organic exhaust gas according to claim 8, which is characterized in that the washing room includes lightweight coke
Oil wash tower, washing oil scrubbing tower, acid elution tower, caustic scrubber；The tar light oil washing tower goes out with the washing oil scrubbing tower
Port is connect with the exhaust pipe；
Acid elution tower gas outlet is connect with the caustic scrubber air inlet, the caustic scrubber gas outlet and the offgas duct
Road connection.
10. the processing equipment of organic exhaust gas according to claim 1-7, which is characterized in that the organic exhaust gas
Processing equipment further include organic exhaust gas storage tank, the organic exhaust gas storage tank is connect with the washing room, the organic exhaust gas
Configuration of storage tanks has explosion prevention back-fire relief type breather valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925429.5U CN208431784U (en) | 2018-06-14 | 2018-06-14 | A kind of processing equipment of organic exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925429.5U CN208431784U (en) | 2018-06-14 | 2018-06-14 | A kind of processing equipment of organic exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208431784U true CN208431784U (en) | 2019-01-25 |
Family
ID=65100652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201820925429.5U Active CN208431784U (en) | 2018-06-14 | 2018-06-14 | A kind of processing equipment of organic exhaust gas |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108452634A (en) * | 2018-06-14 | 2018-08-28 | 王书虎 | A kind for the treatment of process and equipment of organic exhaust gas |
| CN109777452A (en) * | 2019-03-08 | 2019-05-21 | 临涣焦化股份有限公司 | A kind of coke-oven plant VOCs controlling device |
| CN110836596A (en) * | 2019-10-09 | 2020-02-25 | 宝鸡阜丰生物科技有限公司 | Method for utilizing waste heat in tube bundle drying process and application thereof |
-
2018
- 2018-06-14 CN CN201820925429.5U patent/CN208431784U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108452634A (en) * | 2018-06-14 | 2018-08-28 | 王书虎 | A kind for the treatment of process and equipment of organic exhaust gas |
| CN108452634B (en) * | 2018-06-14 | 2024-04-02 | 济南众焦先科环保科技有限公司 | Organic waste gas treatment process and equipment |
| CN109777452A (en) * | 2019-03-08 | 2019-05-21 | 临涣焦化股份有限公司 | A kind of coke-oven plant VOCs controlling device |
| CN110836596A (en) * | 2019-10-09 | 2020-02-25 | 宝鸡阜丰生物科技有限公司 | Method for utilizing waste heat in tube bundle drying process and application thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190430 Address after: Room 1203, Building 6, Ligao International Garden, 1222 Austrian West Road, Lixia District, Jinan City, Shandong Province, 250000 Patentee after: Ji'nan Zhong Jiao SAST Environmental Protection Technology Co., Ltd. Address before: Room 1203, Building 6, Ligao International Garden, 1222 Austrian West Road, Lixia District, Jinan City, Shandong Province, 250000 Patentee before: Wang Shuhu |
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| TR01 | Transfer of patent right |