CN112774393A - Movable waste gas active carbon adsorption device - Google Patents
Movable waste gas active carbon adsorption device Download PDFInfo
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- CN112774393A CN112774393A CN201911082688.1A CN201911082688A CN112774393A CN 112774393 A CN112774393 A CN 112774393A CN 201911082688 A CN201911082688 A CN 201911082688A CN 112774393 A CN112774393 A CN 112774393A
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- waste gas
- activated carbon
- carbon adsorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
Abstract
The invention relates to a movable waste gas activated carbon adsorption device which comprises a waste gas barrel (1), wherein the upper end of the waste gas barrel (1) is respectively provided with a waste gas inlet pipe (2) and a waste gas discharge pipe (8) which extend into an inner cavity, and the length of the waste gas inlet pipe (2) extending into the inner cavity of the waste gas barrel (1) is greater than the length of the waste gas discharge pipe (8) extending into the inner cavity of the waste gas barrel (1); the waste gas inlet pipe (2) is connected with a waste gas collecting hose (5) through a first quick connector (4), and a sampling port (3) is arranged on the waste gas inlet pipe (2) between the first quick connector (4) and the waste gas barrel (1); and the waste gas discharge pipe (8) is connected with the activated carbon adsorption tank (6) through a second quick joint (7). The device has the advantages of simple structure, mobility, good connection sealing performance, simplicity and convenience in installation and operation and high treatment efficiency, and can meet the requirement of treating waste gas which is difficult to collect in a centralized manner in chemical engineering.
Description
Technical Field
The invention relates to a movable waste gas treatment device, in particular to a movable and portable chemical organic waste gas activated carbon adsorption device.
Background
In the petrochemical production process, a large amount of industrial organic waste gas is generated, wherein the industrial organic waste gas contains alkanes, aromatic hydrocarbons, halocarbons, olefins, aliphatic hydrocarbons, aldehydes, ketones and other organic compounds. If the waste water is directly discharged into the atmosphere without being treated, the waste water can not only generate toxicity to human bodies, but also cause photochemical smog, haze and other environmental problems under the action of photooxidation.
At present, the treatment technologies of petrochemical organic waste gas at home and abroad comprise adsorption, absorption, condensation, high-temperature incineration, catalytic combustion, biological oxidation and the like. The technologies are generally applied to chemical production devices, large-scale equipment such as storage tanks, towers, pumps, fans, heat exchangers, heating furnaces and the like and control systems are required to be arranged, the size is large, the number of equipment is large, and the technology is suitable for treating the industrial organic waste gas which is collected in a centralized manner. In actual industrial processes, there are some waste gases that are difficult to collect intensively, such as: the method is characterized in that a part of small storage tanks are subjected to unorganized diffusion, chemical material pipeline cleaning, closed steaming of the storage tanks, waste gas sampling of waste liquid barrels and the like, the waste gas has the characteristics of small waste gas amount, intermittent generation, complex site and unfixed site, and no existing treatment facility exists. Therefore, it is necessary to design and invent a waste gas treatment device with flexibility, convenience, simple equipment, high treatment efficiency and low operation cost.
An organic waste gas treatment trolley (patent number: CN201710126720.6) discloses a movable organic waste gas treatment trolley, which comprises a trolley body, an organic waste gas collection cover, a collection pipe, a fan box, a treatment tower and a matched valve. According to the invention, the organic waste gas treatment device is arranged on the movable trolley, and waste gas is collected and sent into the waste gas treatment tower through the fan and the collection cover for treatment and then discharged, but the following defects still exist: firstly, the method is only suitable for treating the peculiar smell after the volatile organic compounds leak a little, and is not suitable for treating unorganized emission, pipeline cleaning and storage tank steaming waste gas in the chemical production process. Secondly, the waste gas is collected through the opening of the collecting cover, and the waste gas is limited by the size of the opening of the collecting cover, so that the area of the leaked volatile organic compounds is large and the practicability is not strong.
A movable waste gas quick treatment device (patent number: CN201010269635.3) is disclosed, which comprises a cart, a tank body and a supporting structure for connecting the cart and the tank body, wherein a liquid inlet, a liquid outlet, an air inlet, an air outlet, a gas-liquid separation device, a sealing cover and the like are arranged in the tank body. The practical application process of the invention has the following problems: firstly, the invention adopts a liquid absorption method, and ethanol and glycol liquid are filled in an absorption tank, so that the invention is suitable for treating waste gas containing hydrazine substances. Secondly, the air inlet is positioned at the bottom of the absorption tank, and waste gas can reach the air outlet at the top of the tank only by overcoming the static pressure of absorption liquid, so that the resistance loss is large. Thirdly, the connection of the air inlet pipeline and the equipment for generating waste gas can not be quickly connected, and the flexibility and the portability are limited.
The current mobilizable exhaust treatment device has a great deal of key defects such as device structure complicacy, flexibility are not strong, the practicality is poor, can not satisfy some exhaust treatment's that are difficult to concentrate the collection that produce in the chemical production process requirement, if: the method comprises the following steps of unorganized diffusion of a small storage tank, pipeline cleaning of chemical materials, closed steaming of the storage tank, waste gas sampling of a waste liquid barrel and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a movable waste gas activated carbon adsorption device, which is a chemical organic waste gas treatment device with simple structure, movability, good connection sealing performance, simple and convenient installation and operation and high treatment efficiency.
The technical scheme of the invention is as follows:
a movable waste gas activated carbon adsorption device comprises a waste gas barrel 1, wherein a waste gas inlet pipe 2 and a waste gas discharge pipe 8 which extend into an inner cavity are respectively arranged at the upper end of the waste gas barrel 1, and the length of the waste gas inlet pipe 2 extending into the inner cavity of the waste gas barrel 1 is greater than the length of the waste gas discharge pipe 8 extending into the inner cavity of the waste gas barrel 1; the waste gas inlet pipe 2 is connected with a waste gas collecting hose 5 through a first quick coupling 4, and a sampling port 3 is arranged on the waste gas inlet pipe 2 between the first quick coupling 4 and the waste gas barrel 1; the waste gas discharge pipe 8 is connected with the activated carbon adsorption tank 6 through a second quick coupling 7;
the activated carbon adsorption tank 6 comprises a tank body 604, an upper layer wire mesh 606 and a lower layer wire mesh 603 are respectively arranged above and below the tank body 604, a grid 602 for supporting activated carbon is arranged at the lower part of the lower layer wire mesh 603, and a pressing plate 607 is arranged at the upper part of the upper layer wire mesh 606; a middle shaft 609 is arranged in the tank body 604, the bottom of the middle shaft 609 is connected to the grid 602, a threaded screw hole is formed in the upper portion of the middle shaft 609, a rainproof cover plate 608 is fixed above the tank body 604 through a rainproof cover plate bolt 610, a gap is reserved between the rainproof cover plate and the tank body 604, and the gap is used for discharging waste gas adsorbed by activated carbon.
Further, the waste gas collecting hose 5 is a metal hose; the can 604 is a 304 stainless steel can.
Further, one end of the waste gas collecting hose 5 connected with the waste gas generating point is connected by a flange or a quick coupling.
Further, the first quick coupling 4 is of a type B.
Further, the waste gas barrel 1 directly adopts a galvanized barrel commonly used by chemical enterprises.
Further, the pressing plate 607 is fixed by a pressing plate bolt 611.
Further, the exhaust gas discharge pipe 8 is a DN50 stainless steel pipe.
Further, the second quick coupling 7 is a B-type quick coupling.
Further, the screen mesh is 60-120 mesh, preferably 80 mesh.
Further, the center shaft is a steel bar center shaft.
Detailed description of the invention:
portable waste gas active carbon adsorption device collects hose, waste gas bucket and active carbon adsorption jar including waste gas, collects waste gas through metal collapsible tube and introduces the waste gas bucket, through buffering, cooling, gas-liquid separation after, discharges behind the rethread active carbon adsorption.
Waste gas collection hose includes metal collapsible tube, quick-operation joint and sampling port, and waste gas produces the point, and the waste gas bucket is connected to one end, introduces the waste gas bucket with chemical waste gas. The diameter of the metal hose is DN50, the stainless steel is connected with the waste gas generation point by adopting a flange connection or a quick joint, and the end connected with the waste gas barrel is connected by adopting a quick joint. The quick connector is F-shaped. The sampling port is arranged on the waste gas inlet pipe and used for sampling waste gas before treatment.
The waste gas bucket plays waste gas buffering, cooling, gas-liquid separation's effect, can directly adopt the galvanized bucket that chemical enterprise commonly used to replace, and the specification is 200 liters, and there are two mouths at the top, and one is used as the waste gas and introduces the mouth, and another is used as the waste gas discharge mouth. The waste gas inlet and the waste gas outlet are both provided with B-type quick connectors.
And one end connected with the waste gas barrel is connected by a quick connector, and the quick connector is F-shaped.
The waste gas inlet and the waste gas outlet are both provided with B-type quick connectors.
The F-type quick connector and the B-type quick connector are matched with each other, the F-type quick connector is commonly called a female connector, and the B-type quick connector is commonly called a male connector.
The activated carbon adsorption tank consists of a tank body, an exhaust gas inlet, a grid, a silk screen, activated carbon, a pressing plate, a middle shaft, a rainproof cover plate and a fixing bolt. Jar body diameter 200mm, height 300mm, wall thickness 3mm, material 304 stainless steel, the stainless steel pipe preparation of DN50 is adopted to the waste gas entry, adopts F type quick-operation joint with the waste gas bucket to be connected. The grid plays the effect of supporting the active carbon, the silk screen is installed on grid upper portion, 80 meshes, plays the effect that prevents granule type active carbon and drop, the clamp plate is installed on active carbon upper portion, plays the effect that prevents granule nature active carbon and blow off, rain-proof apron diameter 260mm, wall thickness 1.5mm, the axis is diameter phi 12's reinforcing bar, and the bottom welding is on the grid, and upper portion is equipped with the screw thread mouth, fixes rain-proof apron in jar body top through the bolt to and jar body between leave 25 mm's clearance. The bolt specification is M12. The waste gas adsorbed by the active carbon is discharged from the gap between the tank body and the rainproof cover plate.
The invention has the following beneficial effects:
(1) adopt metal collapsible tube to join in marriage quick-operation joint's mode, be connected waste gas point and processing apparatus, and metal collapsible tube diameter is DN50, both guaranteed that waste gas can airtight collection, had the advantage that convenient operation is nimble again.
(2) Adopt the galvanized bucket that chemical enterprise commonly used as the waste gas bucket, waste gas buffering, cooling, gas-liquid separation in the bucket play the effect of preliminary treatment for follow-up active carbon adsorption, the preferred 200L of galvanized bucket specification simultaneously, for the specification that chemical enterprise commonly used, fork truck, the shallow transportation of usable chemical enterprise have easy and simple to handle, the strong advantage of mobility.
(3) The active carbon is adopted to fully adsorb the cooled and gas-liquid separated waste gas, thereby eliminating the peculiar smell of the waste gas discharge point and improving the field environment. The activated carbon adsorption tank has the advantages of simple structure and convenient installation and operation.
In conclusion, the device has the advantages of simple structure, mobility, good connection sealing performance, simplicity and convenience in installation and operation and high treatment efficiency, and can meet the requirement of treating waste gas which is difficult to collect in a centralized manner in chemical engineering.
Drawings
Fig. 1 is a schematic view of a mobile waste gas activated carbon adsorption device.
Fig. 2 is a schematic diagram of an activated carbon adsorption tank of the mobile waste gas activated carbon adsorption device.
Fig. 3 is a schematic diagram of an activated carbon adsorption tank inner grid of the mobile waste gas activated carbon adsorption device.
Fig. 4 is a schematic diagram of an inner pressing plate of the activated carbon adsorption tank of the movable waste gas activated carbon adsorption device.
Fig. 5 is a schematic view of an activated carbon adsorption tank top rainproof cover plate of the movable waste gas activated carbon adsorption device.
FIG. 6 is a diagram showing the on-site implementation of the present invention (crude benzene waste water tank off-gas treatment).
FIG. 7 is a diagram of the present invention implemented on site (waste gas treatment of a tar tank car sampling waste liquid barrel).
In the figure, 1-a waste gas barrel, 2-a waste gas inlet pipe, 3-a sampling port, 4-a quick joint, 5-a waste gas collecting hose, 6-an activated carbon adsorption tank, 7-a quick joint and 8-a waste gas discharge pipe;
601-waste gas inlet, 602-grid, 603-lower layer wire mesh, 604-tank, 605-active carbon, 606-upper layer wire mesh, 607-pressing plate, 608-rain-proof cover plate, 609-middle shaft, 610-rain-proof cover plate bolt, 611-pressing plate bolt and 612-pressing plate support.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific drawings.
As shown in the attached figure 1 of the specification, the movable waste gas activated carbon adsorption device comprises: waste gas bucket 1, waste gas admission pipe 2, sample connection 3, quick-operation joint 4, waste gas collection hose 5, active carbon adsorption jar 6, quick-operation joint 7, waste gas discharge pipe 8.
The waste gas is introduced into the waste gas barrel through the waste gas collecting hose, and is discharged after being buffered, cooled, separated from gas and liquid and adsorbed by active carbon.
The waste gas collecting hose 5 is connected with the waste gas inlet pipe 1 through a quick connector, and the activated carbon adsorption tank 6 is connected with the waste gas discharge pipe 8 through a quick connector. The quick coupling of connection on the waste gas bucket adopts the B type, and the quick coupling of connection on waste gas collection hose and active carbon adsorption jar adopts the F type.
Waste gas collection hose 5 one end and waste gas produce the some and be connected, adopt flange joint mode or quick-operation joint connected mode, play airtight effect of collecting, the other end is connected with the waste gas bucket. The waste gas inlet pipe 2 is inserted into the middle of the waste gas barrel, waste gas enters the waste gas barrel, and enters the activated carbon adsorption tank after being buffered, cooled and subjected to gas-liquid separation, so that the activated carbon adsorption condition is met, and the replacement period of activated carbon is prolonged. The sampling port 3 is arranged on the waste gas inlet pipe and used for sampling waste gas before treatment.
The activated carbon adsorption tank 6 comprises an exhaust gas inlet 601, a grid 602, a lower layer wire mesh 603, a tank body 604, activated carbon 605, an upper layer wire mesh 606, a pressing plate 607, a rainproof cover plate 608, a central shaft 609, a rainproof cover plate bolt 610 and a pressing plate bolt 611. The clearance of grid is 20mm, plays the supporting role of active carbon. Lower floor's silk screen is 80 meshes, and the tiling is on the grid, prevents that granule active carbon from dropping to in the waste gas bucket. The diameter of the tank body is 200mm, the height is 300mm, the wall thickness is 3mm, and the material is 304 stainless steel. The upper layer of silk screen is laid on the activated carbon, the pressing plate 607 is fixed on the pressing plate support 612 connected with the tank body through the pressing plate bolt 611, and the upper layer of silk screen and the pressing plate act together to prevent the granular activated carbon from being blown out by the waste gas flow. The bottom end of the middle shaft 609 is welded on the grid, the top is provided with screw teeth, the rainproof cover plate 608 is fixed above the tank body through a rainproof cover plate bolt 610, and a 25mm gap is reserved between the rainproof cover plate and the tank body.
The waste gas bucket 1 is a galvanized bucket commonly used by chemical enterprises, preferably 200L, and is connected and disconnected with the waste gas collecting hose 5 and the activated carbon adsorption tank 6 by adopting quick connectors. The waste gas barrel can be transported to an operation place by using a forklift and a trolley of a chemical enterprise.
The present invention will be specifically explained below with reference to specific examples. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. On this basis, all other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present invention.
Example 1:
the former design of waste gas that certain tar distillation plant light oil backwash tank produced sends into the exhaust through the pipeline and washes the tower processing, because blocks up in the waste gas pipe, and does not possess the maintenance condition under the state of starting work, causes the interior waste gas of light oil backwash tank to pass through top breather valve and arranges to the atmosphere, influences on-the-spot environmental protection.
By using the device and the method, the unorganized diffusion at the top of the light oil reflux groove can be effectively treated before the device is stopped and overhauled, and the influence on the environment is reduced. The waste gas barrel is arranged beside the light oil reflux groove, the waste gas and the waste gas barrel are butted through a metal hose, and the waste gas after buffering, cooling and gas-liquid separation is discharged through the activated carbon adsorption tank. The waste liquid remaining in the barrel is transported by a forklift and poured into a designated waste liquid storage tank. Through detection, the concentration of non-methane total hydrocarbon at the waste gas inlet is 1200mg/m3The concentration of non-methane total hydrocarbon in the waste gas after the adsorption of the activated carbon is 42mg/m3. And the concentration of the discharged waste gas is regularly detected as the basis for replacing the activated carbon.
Example 2:
when a certain crude benzene processing device is overhauled in an underground tank, steam needs to be introduced to evaporate residual liquid remained in the tank so as to meet the condition of fire. The storage tank has a large amount of moisture and benzene gas during steaming operation, if get into current waste gas and collect the pipeline, will certainly lead to the fact the influence to other storage tanks.
The invention can effectively treat the waste gas generated in the closed steaming operation of the storage tank and reduce the influence on the environment. The waste gas barrel is arranged beside a storage tank needing steaming operation, the waste gas and the waste gas barrel are butted through a metal hose, and the waste gas after buffering, cooling and gas-liquid separation is discharged through an activated carbon adsorption tank. The waste liquid remaining in the barrel is transported by a forklift and poured into a designated waste liquid storage tank. Through detection, the concentration of non-methane total hydrocarbon at the waste gas inlet is 950mg/m3The concentration of non-methane total hydrocarbon in the waste gas after the adsorption of the activated carbon is 39mg/m3. And the concentration of the discharged waste gas is regularly detected as the basis for replacing the activated carbon.
Example 3:
some chemical industry enterprise carries out the raw materials transportation through the car, when sampling to the interior raw materials of car, in order to guarantee the representativeness of sample, need wash the sampler, consequently set up a waste liquid bucket in sampling point department.
The invention can effectively treat the waste gas generated by the waste liquid barrel and reduce the influence on the environment. The waste gas barrel is changed into a waste liquid barrel which is arranged beside a sampling point, the waste liquid is connected with a funnel for pouring the waste liquid through a pipeline, and a valve is arranged on the pipeline. When the waste liquid is poured, the valve is opened, the waste liquid enters the waste liquid barrel, the exhaust gas is discharged after being adsorbed by the activated carbon, and the influence of the waste gas generated by the waste liquid barrel on the environment is reduced. Through detection, the concentration of non-methane total hydrocarbon at the waste gas inlet is 680mg/m3The concentration of non-methane total hydrocarbon in the waste gas after the adsorption of the activated carbon is 40mg/m3. And the concentration of the discharged waste gas is regularly detected as the basis for replacing the activated carbon.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The movable waste gas activated carbon adsorption device comprises a waste gas barrel (1), and is characterized in that a waste gas inlet pipe (2) and a waste gas discharge pipe (8) which extend into an inner cavity are respectively arranged at the upper end of the waste gas barrel (1), and the length of the waste gas inlet pipe (2) extending into the inner cavity of the waste gas barrel (1) is greater than the length of the waste gas discharge pipe (8) extending into the inner cavity of the waste gas barrel (1); the waste gas inlet pipe (2) is connected with a waste gas collecting hose (5) through a first quick connector (4), and a sampling port (3) is arranged on the waste gas inlet pipe (2) between the first quick connector (4) and the waste gas barrel (1); the waste gas discharge pipe (8) is connected with the activated carbon adsorption tank (6) through a second quick joint (7);
the activated carbon adsorption tank (6) comprises a tank body (604), an upper layer of wire mesh (606) and a lower layer of wire mesh (603) are respectively arranged above and below the tank body (604), a grid (602) for supporting activated carbon is arranged at the lower part of the lower layer of wire mesh (603), and a pressing plate (607) is arranged at the upper part of the upper layer of wire mesh (606); a middle shaft (609) is arranged in the tank body (604), the bottom of the middle shaft (609) is connected to the grid (602), a threaded screw hole is formed in the upper portion of the middle shaft (609), a rainproof cover plate (608) is fixed above the tank body (604) through a rainproof cover plate bolt (610), a gap is reserved between the rainproof cover plate and the tank body (604), and the gap is used for discharging waste gas adsorbed by activated carbon.
2. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the waste gas collecting hose (5) is a metal hose; the tank body (604) is a 304 stainless steel tank body.
3. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: and one end of the waste gas collecting hose (5) connected with the waste gas generating point is connected by adopting a flange or a quick joint.
4. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the first quick connector (4) is B-shaped.
5. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the waste gas barrel (1) directly adopts a galvanized barrel commonly used by chemical enterprises.
6. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the pressure plate (607) is fixed by a pressure plate bolt (611).
7. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: and the waste gas discharge pipe (8) is a DN50 stainless steel pipe.
8. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the second quick joint (7) is a B-type quick joint.
9. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the silk screen is a 60-120 mesh silk screen.
10. The mobile waste gas activated carbon adsorption device according to claim 1, wherein: the middle shaft is a steel bar middle shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082688.1A CN112774393A (en) | 2019-11-07 | 2019-11-07 | Movable waste gas active carbon adsorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082688.1A CN112774393A (en) | 2019-11-07 | 2019-11-07 | Movable waste gas active carbon adsorption device |
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| CN112774393A true CN112774393A (en) | 2021-05-11 |
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| CN201911082688.1A Pending CN112774393A (en) | 2019-11-07 | 2019-11-07 | Movable waste gas active carbon adsorption device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092133A (en) * | 1975-01-27 | 1978-05-30 | Hitachi, Ltd. | Process and apparatus for treating a waste gas including combustible gases and radioactive Kr-85 |
| CN103323570A (en) * | 2013-07-18 | 2013-09-25 | 云南玉溪水松纸厂 | Mobile activated carbon absorber |
| CN205598882U (en) * | 2016-02-26 | 2016-09-28 | 辽宁北化鲁华化工有限公司 | Heavy ends jar deodorizing device that drops a hint |
| CN209302479U (en) * | 2018-10-18 | 2019-08-27 | 珠海市斗门福联造型材料实业有限公司 | A kind of waste gas recovery processing unit |
-
2019
- 2019-11-07 CN CN201911082688.1A patent/CN112774393A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092133A (en) * | 1975-01-27 | 1978-05-30 | Hitachi, Ltd. | Process and apparatus for treating a waste gas including combustible gases and radioactive Kr-85 |
| CN103323570A (en) * | 2013-07-18 | 2013-09-25 | 云南玉溪水松纸厂 | Mobile activated carbon absorber |
| CN205598882U (en) * | 2016-02-26 | 2016-09-28 | 辽宁北化鲁华化工有限公司 | Heavy ends jar deodorizing device that drops a hint |
| CN209302479U (en) * | 2018-10-18 | 2019-08-27 | 珠海市斗门福联造型材料实业有限公司 | A kind of waste gas recovery processing unit |
Non-Patent Citations (1)
| Title |
|---|
| 《钢铁企业燃气设计参考资料》编写组: "《钢铁企业燃气设计参考资料（氧气部分）》", 30 June 1978, 冶金工业出版社 * |
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Address after: 200942 three chemical engineering office building, Baoshan Iron and steel factory, Shanghai, Baoshan District Applicant after: Baowu Carbon Technology Co.,Ltd. Address before: 200942 three chemical engineering office building, Baoshan Iron and steel factory, Shanghai, Baoshan District Applicant before: BAOWU CARBON MATERIAL TECHNOLOGY Co.,Ltd. |
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Application publication date: 20210511 |