CN218687781U - High-efficient multistage whirl odor purifier - Google Patents
High-efficient multistage whirl odor purifier Download PDFInfo
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- CN218687781U CN218687781U CN202223117202.3U CN202223117202U CN218687781U CN 218687781 U CN218687781 U CN 218687781U CN 202223117202 U CN202223117202 U CN 202223117202U CN 218687781 U CN218687781 U CN 218687781U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 239000007789 gas Substances 0.000 claims abstract description 38
- 238000005507 spraying Methods 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000000945 filler Substances 0.000 claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 claims abstract description 25
- 239000002912 waste gas Substances 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 19
- 239000004743 Polypropylene Substances 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 231100000719 pollutant Toxicity 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 230000001877 deodorizing effect Effects 0.000 claims 1
- 239000003595 mist Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000000265 homogenisation Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Treating Waste Gases (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model relates to the technical field of waste gas treatment, in particular to a high-efficiency multistage cyclone odor purifier, which comprises a box body, wherein a cyclone barrel, a spraying device and a demisting device are sequentially arranged in the box body along the flow direction of waste gas to be treated, and the bottom of the box body is provided with a water storage box; the gas inlet end of the rotational flow barrel is connected to the gas inlet of the box body, a flow guide structure is arranged in the rotational flow barrel, and the waste gas penetrates through the flow guide structure and is absorbed by absorption liquid sprayed by the spraying device. The utility model ensures the washing effect by the combined use of the rotational flow barrel washing and the filler washing, and plays a role of air homogenization while spraying and washing; simultaneously through the horn mouth change gaseous cross-flow sectional area on whirl defogging layer thereby adjust the gas velocity under two kinds of different defogging processes of whirl defogging, filler defogging with high-efficient defogging, whirl defogging layer and the combined application of filler defogging layer can the at utmost reduce tail gas humidity.
Description
Technical Field
The utility model relates to an exhaust-gas treatment technical field particularly relates to high-efficient multistage whirl odor purifier.
Background
The odor purification system is generally a device for treating waste gas, waste water, and the like generated in industrial sites, such as dust particles and toxic and harmful gases; however, the hazardous gases generated in these industrial sites can cause pollution of the production and living environment in the plant area and the atmosphere if not disposed of in time.
Therefore, in order to solve this problem, some odor purification devices are also put into production in the market, and the prior art exhaust gas treatment devices usually include spray towers, biological filters, photolysis, plasma, and the like. The equipment that uses always at present is the spray column, and the structure of spray column is comparatively simple, and the absorption effect is comparatively stable etc. but present spray column volume is great, the installation degree of difficulty is big and if will carry out multistage washing must establish ties a plurality of spray columns, and occupation space is great and humidity is big.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficiency multistage cyclone odor purifier, which comprises a box body, a cyclone barrel, a spraying device and a demisting device which are arranged in the box body in sequence along the flow direction of waste gas to be treated, wherein the bottom of the box body is provided with a water storage tank;
the gas inlet end of the rotational flow barrel is connected to the gas inlet of the box body, a flow guide structure is arranged in the rotational flow barrel, and the waste gas passes through the flow guide structure and is absorbed by absorption liquid sprayed out by the spraying device;
the demisting device is used for removing water vapor in the waste gas and is exhausted from an exhaust port of the box body;
the flow guide structure is arranged in a funnel shape, a water throwing plate is arranged at the bottom of the flow guide structure, and absorption liquid sprayed by the spraying device drips on the flow guide structure and spreads to the surface of the water throwing plate;
the water throwing plate can rotate relative to the flow guide structure, blades are arranged at the bottom of the water throwing plate, waste gas enters the cyclone barrel and interacts with the blades, the water throwing plate is rotated, absorption liquid is attached to the inner wall of the cyclone barrel, and a water outlet is formed in the bottom of the cyclone barrel, so that the absorption liquid is discharged into the water storage tank.
Preferably, the conical surface of the flow guide structure is provided with a plurality of upturned flow guide plates which are symmetrically distributed in the center, an air flow channel is formed below each flow guide plate, and a water leakage hole is formed in the center of the flow guide structure.
Preferably, a central shaft is arranged between the flow guide structure and the water throwing plate, the central shaft is a hollow shaft, water leakage holes are formed in the bottom of the central shaft, and water on the upper wall surface of the flow guide structure can flow to the upper end face of the water throwing plate through the central shaft.
Preferably, the spraying device comprises a spraying pipeline, a wire mesh layer, a packing layer and a grid plate layer which are distributed from top to bottom, a plurality of nozzles are arranged on the spraying pipeline, and the wire mesh layer and the packing layer comprise sparse hole structures.
Preferably, the silk screen layer comprises a silk screen woven layer made of polyethylene or PP materials, the filler layer is formed by filling PP plastic balls, and the aperture of the grid plate layer is smaller than the diameter of the PP plastic balls.
Preferably, defogging device includes whirl defogging structure and filler defogging structure, whirl defogging structure includes the bellmouth structure of narrowing and sets up in the whirl defogging blade of bellmouth central authorities, whirl defogging blade can for the bellmouth structure rotates, when making waste gas pass through whirl defogging blade, water smoke is got rid of the inner wall of bellmouth structure because centrifugal force.
Preferably, the filler defogging structure comprises a defogging silk screen layer, a defogging filler layer and a defogging grid plate, wherein the defogging filler layer comprises polypropylene ball park filler.
Preferably, still include circulation spraying system, the water storage box bottom is equipped with the filter screen, and the filter screen will the water storage box divide into first portion and second part, and wherein, the second part is the part after the filter screen filters, circulation spraying system's the end of drawing water is connected with the second part of water storage box, the water supply end with spray set connects.
Preferably, the circulating spraying system comprises a dosing tank for preparing alkaline or acidic absorption liquid.
Preferably, the filter screen is detachably connected with the water storage tank.
Compared with the prior art, the utility model has the advantages of:
the utility model ensures the washing effect by the combined use of the rotational flow barrel washing and the filler washing, utilizes rotational flow gas to drive the water dispersing cone to rotate and then throws out liquid drops to complete gas-liquid contact; the gas homogenizing spraying layer is arranged between the cyclone barrel and the cyclone demisting layer, and the gas homogenizing effect is achieved while spraying and washing are carried out; simultaneously through the horn mouth change gaseous cross-flow sectional area on whirl defogging layer thereby adjust the gas velocity under two kinds of different defogging processes of whirl defogging, filler defogging with high-efficient defogging, whirl defogging layer and the combined application of filler defogging layer can the at utmost reduce tail gas humidity.
Drawings
The figures are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the high efficiency multi-stage cyclone odor purifier of the present invention;
FIG. 2 is a schematic view of the internal structure of the high-efficiency multi-stage cyclone odor purifier of the present invention;
fig. 3 is a schematic structural view of the cyclone barrel of the present invention;
fig. 4 is a top view of the flow guide structure of the present invention;
fig. 5a is a top view of the water slinger of the present invention;
fig. 5b is a bottom view of the water slinger of the present invention.
Detailed Description
For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.
With reference to fig. 1-2, the utility model provides a high-efficient multistage whirl odor purifier, including the box, along whirl bucket 2, spray set and the defogging device that pending waste gas flow direction set gradually in the box, the bottom of box is equipped with the water storage box.
The box has air inlet 1, is in the bottom of box, and the bottom of box corresponds the position of air inlet and has two whirl buckets 2, and even gas sprays layer 3 and sets up in the top of whirl bucket 2, and whirl defogging structure 4 sets up and sprays the centre on layer 3 and filler defogging structure 5 at even gas, and gas outlet 6 sets up at the top.
Specifically, the air inlet end of the cyclone barrel 2 is connected to the air inlet of the box body, a flow guide structure 21 is arranged in the cyclone barrel, and pollutants in the waste gas pass through the flow guide structure 21 and are absorbed by absorption liquid sprayed by the spraying device.
Furthermore, the rotational flow demisting structure 4 and the filler demisting structure 5 are used for removing water vapor in the waste gas and are discharged from the gas outlet 6 of the box body.
Optionally, a water throwing plate 22 is further disposed inside the cyclone barrel 2 and located below the flow guide structure 21, the flow guide structure 21 is set to be funnel-shaped, and the absorption liquid sprayed by the spraying device drops to the flow guide structure 21 and spreads to the surface of the water throwing plate 22.
Specifically, the water throwing plate 22 can rotate relative to the flow guide structure 21, the bottom of the water throwing plate 22 is provided with the blades 223, after the waste gas enters the cyclone barrel 2, the waste gas interacts with the blades 223, the water throwing plate 22 rotates, the absorption liquid is attached to the inner wall of the cyclone barrel 2, and the bottom of the cyclone barrel 2 is provided with the water outlet 23, so that the absorption liquid is discharged into the water storage tank 75.
In an alternative embodiment, the bottom of the box body is provided with two cyclone barrels 2, the first cyclone has two connecting pipes 11 and 12, the second cyclone has two connecting pipes 13 and 14, two of the connecting pipes are in butt joint, and the other two connecting pipes are in butt joint with the air inlet 1, so that air flow uniformly enters the two cyclone barrels 2.
Specifically, as shown in fig. 3 and 4, the conical surface 211 of the flow guiding structure 21 is provided with a plurality of upturned flow guiding plates 212 which are distributed with a central symmetry, an air flow channel 213 is formed below the flow guiding plates 212, and a water leakage hole 214 is formed in the central position of the flow guiding structure 21.
Furthermore, a central shaft is arranged between the flow guide structure 21 and the water throwing plate 22, the central shaft is a hollow shaft, a water leakage hole is formed in the bottom of the central shaft, and water on the upper wall surface of the flow guide structure 21 can flow to the upper end surface of the water throwing plate 22 through the central shaft.
As shown in fig. 5a and 5b, the upper end surface of the water slinger plate 22 is provided with a key slot hole 221, the central shaft is installed in the key slot hole 222, and a notch 222 is provided around the key slot hole 221, so that the water flows out from the notch 222 to the upper end surface of the water slinger plate 22.
Further, as shown in fig. 2, the spraying device includes a spraying pipeline 31, a wire mesh layer 32, a packing layer 33 and a grid plate layer 34 which are distributed from top to bottom, a plurality of nozzles are arranged on the spraying pipeline 31, and the wire mesh layer 32 and the packing layer 33 include a sparse pore structure.
In the preferred embodiment, the mesh layer 32 includes a mesh woven layer made of polyethylene or PP, the filler layer 33 is formed by filling PP plastic balls, and the aperture of the mesh layer 34 is smaller than the diameter of the PP plastic balls to support the PP plastic balls.
Thus, by constructing the sparse pore structure, the absorption liquid can be adhered to a large surface, and the airflow can pass through the absorption liquid to absorb the particulate matters or pollutants in the exhaust gas.
Further, in order to make exhaust waste gas dry, the defogging device includes whirl defogging structure 4 and filler defogging structure 5, and whirl defogging structure 4 includes the bellmouth structure of narrowing and sets up in the whirl defogging blade 43 of bellmouth central authorities, and whirl defogging blade 43 can rotate for the bellmouth structure, and when making waste gas pass through whirl defogging blade 43, water smoke is got rid of the inner wall of bellmouth structure because centrifugal force.
In the specific embodiment, the narrowed flare structure includes an upper conical surface structure 41, a cylindrical structure 42 and a lower conical surface structure 44, and the passage is narrowed to make the speed of the air flow passing through the swirling demisting blade 43 high, so that the swirling demisting blade 43 can have a high rotation speed, and the liquid drops remaining in the exhaust gas are thrown to the inner wall of the cylindrical structure 42 and collected to flow downward.
Further, pack defogging structure 5 and include defogging silk screen layer 51, defogging packing layer 52 and defogging grid tray 53, wherein, defogging silk screen layer 51 is the same with silk screen layer 32's structure, makes the silk screen weaving layer by polyethylene or PP material, and the defogging packing layer includes that polypropylene ball park packs, can absorb the steam in the waste gas.
Further, the circulating spraying system 7 is further included, a filter screen 74 is arranged at the bottom of the water storage tank 75, the water storage tank 75 is divided into a first part and a second part by the filter screen 74, and the second part is the part filtered by the filter screen 74.
The circulating spraying system comprises a circulating pump 73 and a dosing tank 72, the water pumping end of the circulating pump 73 is connected with the second part of the water storage tank 75, and the circulating pump 73 is connected with the spraying device through a water pumping pipe 71.
Optionally, the dosing box 72 is used for preparing alkaline or acidic absorption liquid, so as to maintain the absorption liquid to have effective absorption effect. The box body and the accessory material are adjusted according to the anti-corrosion requirement.
Preferably, the filter screen is detachably connected to the reservoir, so as to facilitate replacement and cleaning of the filter screen.
The working principle is as follows: odor is introduced into the box body through the air inlet 1 at the bottom, is evenly distributed through the air pipes and then simultaneously enters the cyclone barrels 2 which are connected in parallel, because the air inlet is in a side air inlet mode, airflow generates cyclone and passes through the cyclone barrels 2 from bottom to top, is discharged from the airflow channel 213 of the flow guide structure 21, the upper spraying pipeline 31 sprays absorption liquid, absorption liquid drops fall down, the absorption liquid drops pass through the wire mesh layer 32 and the packing layer 33, fall on the conical surface 211 of the flow guide structure 21 and flow into the water leakage hole 214 after being collected, flow to the notch 222 at the bottom from the hollow inner cavity of the central shaft and flow to the upper end surface of the water throwing plate 22, because the cyclone gas drives the water throwing plate 22 to rotate rapidly, the liquid drops on the upper end surface of the water throwing plate 22 are evenly thrown to the tower wall, dust-containing odor and the liquid drops are subjected to reactions such as inertia collision, centrifugal separation, adhesion and the like, the liquid film and part of pollutants are mixed in the liquid drops and discharged into the water storage tank 75 under the action of gravity, a removable filter screen 74 is arranged in the water storage tank 75, and the absorption liquid is recycled after being filtered.
The gas after the rotational flow washing is combined and enters the silk screen layer 32 and the filler layer 33 for secondary washing, and the filler layer 33 is fixed on the grid plate layer 34, so that the effect of stabilizing the airflow is achieved, and unnecessary impact on subsequent components is avoided. The gas after two-stage washing enters the cylindrical structure 42 with the relatively reduced cross section, the gas velocity is further increased, and the gas velocity passing through the rotational flow demisting blade 43 is high, so that the rotational flow demisting blade 43 has high rotating speed, and liquid drops remained in the waste gas are thrown to the inner wall of the cylindrical structure 42 and are gathered to flow downwards.
And finally, the gas enters the demisting packing layer 52 with the enlarged cross section, the gas flow rate is reduced, a better demisting effect is obtained in the demisting packing layer 52, the condensed water vapor is collected through a horn mouth, a dripping and swirling flow demisting layer is subjected to centrifugal separation again, and the gas after efficient demisting is discharged from a gas outlet at the top.
By combining the above embodiment, the utility model ensures the washing effect through the combined use of the rotational flow barrel washing and the filler washing, and utilizes the rotational flow gas to drive the water dispersion cone to rotate and then throw out liquid drops to complete gas-liquid contact; the gas homogenizing spraying layer is arranged between the cyclone barrel and the cyclone demisting layer, and the gas homogenizing effect is achieved while spraying and washing are carried out; thereby change gaseous flow cross sectional area through the horn mouth on whirl defogging layer simultaneously and adjust the gas velocity under whirl defogging, the two kinds of different defogging technologies of filler defogging with high-efficient defogging, whirl defogging layer and the combined application of filler defogging layer can the at utmost reduce tail gas humidity.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.
Claims (10)
1. A high-efficiency multi-stage rotational flow odor purifier is characterized by comprising a box body, wherein a rotational flow barrel, a spraying device and a demisting device are sequentially arranged in the box body along the flow direction of waste gas to be treated, and a water storage tank is arranged at the bottom of the box body;
the gas inlet end of the rotational flow barrel is connected to the gas inlet of the box body, a flow guide structure is arranged in the rotational flow barrel, and pollutants in the waste gas passing through the flow guide structure are absorbed by absorption liquid sprayed out by the spraying device;
the demisting device is used for removing water vapor in the waste gas and is exhausted from an exhaust port of the box body;
the flow guide structure is arranged in a funnel shape, a water throwing plate is arranged at the bottom of the flow guide structure, and absorption liquid sprayed by the spraying device drips on the flow guide structure and spreads to the surface of the water throwing plate;
the water throwing plate can rotate relative to the flow guide structure, blades are arranged at the bottom of the water throwing plate, waste gas enters the cyclone barrel and interacts with the blades, the water throwing plate is rotated, absorption liquid is attached to the inner wall of the cyclone barrel, and a water outlet is formed in the bottom of the cyclone barrel, so that the absorption liquid is discharged into the water storage tank.
2. The high efficiency multi-stage cyclone odor purifier as claimed in claim 1, wherein the conical surface of said flow guiding structure is provided with a plurality of upturned flow guiding plates distributed with central symmetry, an air flow channel is formed below the flow guiding plates, and a water leakage hole is provided at the central position of said flow guiding structure.
3. The high-efficiency multi-stage rotational flow odor purifier as claimed in claim 1, wherein a central shaft is disposed between said flow guiding structure and said water-throwing plate, said central shaft is a hollow shaft, a water leakage hole is disposed at the bottom of said central shaft, and water on the upper wall of said flow guiding structure can flow from said central shaft to the upper end surface of said water-throwing plate.
4. The high-efficiency multi-stage rotational flow odor purifier is characterized in that the spraying device comprises a spraying pipeline, a wire mesh layer, a packing layer and a grid plate layer which are distributed from top to bottom, a plurality of spray heads are arranged on the spraying pipeline, and the wire mesh layer and the packing layer comprise sparse hole structures.
5. The high efficiency multi-stage cyclone odor purifier as claimed in claim 4, wherein said wire mesh layer comprises a wire mesh braid layer made of polyethylene or PP material, said packing layer is formed by filling PP plastic balls, and the aperture of said mesh braid layer is smaller than the diameter of PP plastic balls.
6. The high efficiency multi-stage cyclone deodorizing device according to claim 1, wherein the demister comprises a cyclone demisting structure and a filler demisting structure, the cyclone demisting structure comprises a narrowed bell mouth structure and a cyclone demisting blade disposed at the center of the bell mouth, the cyclone demisting blade can rotate relative to the bell mouth structure, so that when the exhaust gas passes through the cyclone demisting blade, the water mist is thrown to the inner wall of the bell mouth structure due to centrifugal force.
7. The high efficiency multi-stage cyclonic odor purifier of claim 6 wherein said filler demisting structure comprises a demisting wire mesh layer, a demisting filler layer and a demisting grid, said demisting filler layer comprising polypropylene ball park filler.
8. The high-efficiency multi-stage rotational flow odor purifier as claimed in claim 1, further comprising a circulating spraying system, wherein a filter screen is arranged at the bottom of said water storage tank, said water storage tank is divided into a first part and a second part by said filter screen, wherein said second part is the part filtered by said filter screen, the pumping end of said circulating spraying system is connected with said second part of said water storage tank, and the water supply end is connected with said spraying device.
9. The high efficiency multi-stage cyclonic odor purifier of claim 8 wherein the circulating spray system includes a dosing tank for dispensing an alkaline or acidic absorption liquid.
10. The high efficiency multi-stage cyclonic odor purifier of claim 8 wherein the filter screen is removably connected to the reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223117202.3U CN218687781U (en) | 2022-11-23 | 2022-11-23 | High-efficient multistage whirl odor purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223117202.3U CN218687781U (en) | 2022-11-23 | 2022-11-23 | High-efficient multistage whirl odor purifier |
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| Publication Number | Publication Date |
|---|---|
| CN218687781U true CN218687781U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223117202.3U Active CN218687781U (en) | 2022-11-23 | 2022-11-23 | High-efficient multistage whirl odor purifier |
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| Country | Link |
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| CN (1) | CN218687781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116173715A (en) * | 2023-04-25 | 2023-05-30 | 北京科力丹迪技术开发有限责任公司 | Alkaline washing tower for treating tail gas from polyethylene production and use method thereof |
-
2022
- 2022-11-23 CN CN202223117202.3U patent/CN218687781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116173715A (en) * | 2023-04-25 | 2023-05-30 | 北京科力丹迪技术开发有限责任公司 | Alkaline washing tower for treating tail gas from polyethylene production and use method thereof |
| CN116173715B (en) * | 2023-04-25 | 2023-08-22 | 北京科力丹迪技术开发有限责任公司 | Alkaline washing tower for treating tail gas from polyethylene production and use method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Efficient multi-stage swirl odor purifier Effective date of registration: 20231114 Granted publication date: 20230324 Pledgee: Chengdong Branch of Nanjing Bank Co.,Ltd. Pledgor: Jiangsu Zhenyi Environmental Protection Technology Co.,Ltd. Registration number: Y2023980065216 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |