CN211963662U - Waste gas spray tower - Google Patents
Waste gas spray tower Download PDFInfo
- Publication number
- CN211963662U CN211963662U CN202020571912.5U CN202020571912U CN211963662U CN 211963662 U CN211963662 U CN 211963662U CN 202020571912 U CN202020571912 U CN 202020571912U CN 211963662 U CN211963662 U CN 211963662U
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- Prior art keywords
- tower body
- pipe
- tower
- outlet pipe
- water outlet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000002912 waste gas Substances 0.000 title claims abstract description 55
- 239000007921 spray Substances 0.000 title claims abstract description 52
- 239000003513 alkali Substances 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000007789 gas Substances 0.000 claims abstract description 37
- 238000005507 spraying Methods 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 8
- 240000000233 Melia azedarach Species 0.000 claims description 11
- 230000018044 dehydration Effects 0.000 claims description 6
- 238000006297 dehydration reaction Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 10
- 238000000746 purification Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 10
- 239000003595 mist Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to a waste gas spray column, it includes the tower body, be provided with gas outlet and air inlet on the tower body, the air inlet is provided with centrifugal fan, one side of tower body is provided with the dosing tank, and the circulating alkali lye is stored in the dosing tank, the dosing tank has the dosing pump through advancing water piping connection, the dosing pump passes through raceway and tower body and communicates each other, the inside of tower body is deepened from the upside level of tower body to the raceway, and the raceway is provided with a plurality of high pressure nozzle on deepening the global lateral wall of tower body, the high pressure nozzle tip is provided with the spiral atomizing piece, the spiral atomizing piece is the toper setting, be provided with on the raceway and add the spray subassembly of medicine spraying inside the tower body. The utility model has the advantages that: can spray the circulating alkali liquor more uniformly, and improve the absorption rate of the waste gas.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas treatment's technique and specifically relates to a waste gas spray tower is related to.
Background
The treatment of exhaust gas is also called exhaust gas purification. The waste gas treatment refers to the work of pretreating waste gas generated in industrial places and factory workshops before the waste gas is discharged to the outside so as to reach the national standard of the external discharge of the waste gas. The general waste gas treatment comprises the aspects of organic waste gas treatment, dust waste gas treatment, acid-base waste gas treatment, peculiar smell waste gas treatment, air sterilization, disinfection and purification and the like.
For example, the Chinese utility model with the authorization notice number of CN206762635U discloses an acid mist waste gas treatment device with a spray tower, which comprises a first spray tower, a second spray tower, a side discharge pipe and a dosing pump, wherein the first spray tower and the second spray tower are respectively connected with a centrifugal fan through connecting pipes, an air collecting pipe is fixed at the upper end of the centrifugal fan, windows are arranged on the outer walls of the first spray tower and the second spray tower, and a sampling port is arranged below the window, the first spray tower and the second spray tower are sequentially provided with a defogging layer and a filler layer from top to bottom, and a spray head is arranged below the demisting layer and the packing layer, the lower end of the side discharge pipe is connected with the first spray tower through an air pipe elbow, the lower end of the main discharge pipe is connected with a second spray tower, the upper end of the dosing pump is connected with a dosing tank, the dosing pump is respectively connected with the first spray tower and the second spray tower, and the bottoms of the first spray tower and the second spray tower are provided with circulating alkali liquor.
The above prior art solutions have the following drawbacks: certain dead angles exist in the spraying process, which are not beneficial to the absorption of waste gas and need to be solved urgently.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art existence, one of the purposes of the utility model is to provide a waste gas spray column, its advantage is: can spray the circulating alkali liquor more uniformly, and improve the absorption rate of the waste gas.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a waste gas spray tower, includes the tower body, be provided with gas outlet and air inlet on the tower body, the air inlet is provided with centrifugal fan, one side of tower body is provided with the dosing tank, and the circulating alkali lye is stored in the dosing tank, the dosing tank has the dosing pump through advancing water piping connection, the dosing pump communicates with the tower body each other through the raceway, the inside of tower body is deepened to the upside level of raceway from the tower body, and the raceway is provided with a plurality of high pressure nozzle on deepening the global lateral wall of tower body, high pressure nozzle tip is provided with the spiral atomizing piece, the spiral atomizing piece is the toper setting, be provided with on the raceway and add the spraying subassembly of medicine spraying inside the tower body.
Through adopting above-mentioned technical scheme, this spray column is when using, can inhale the inside of entering the tower body behind the air inlet of tower body with waste gas through centrifugal fan, open the circulating alkali lye pump that adds the medicine pump in with the dosing tank this moment and go into the raceway, the raceway will circulate the top that alkali lye carried to the tower body and spout via high pressure nozzle afterwards, spun circulating alkali lye can collide at first on the spiral atomization piece after that, circulating alkali lye through the striking forms water smoke, increase the cover surface of circulating alkali lye and with the area of contact of waste gas, be provided with the spraying subassembly that adds the medicine spraying to tower body inside simultaneously on the raceway, thereby it is more even to spray circulating alkali lye, promote the absorption rate to waste gas, exhaust after the purification at the gas outlet at last.
The present invention may be further configured in a preferred embodiment as: the spraying assembly comprises a first water outlet pipe communicated with a water delivery pipe, the first water outlet pipe horizontally penetrates through the side wall of the tower body and is communicated with the inside of the tower body, the end part of the first water outlet pipe is vertically communicated with a second water outlet pipe, the second water outlet pipe is overlapped with the central axis of the tower body, a spiral spraying pipe is spirally arranged on the periphery of the second water outlet pipe, the upper end of the spiral spraying pipe is communicated with the first water outlet pipe, the lower end of the spiral spraying pipe is communicated with the lower end of the second water outlet pipe, and a plurality of atomizing spray heads are arranged on the peripheral surface of the spiral spraying pipe.
Through adopting above-mentioned technical scheme, spraying assembly during operation, the dosing pump can pass through the raceway pump with circulation alkali lye and go into first outlet pipe, first outlet pipe will be in proper order alkali lye input second outlet pipe, because the spiral spray pipe communicate each other between with first outlet pipe and the second outlet pipe respectively, so circulation alkali lye can be through filling full spiral spray pipe, circulation alkali lye just can be through atomizer blowout after that, thereby make the water smoke of circulation alkali lye can fill the inside of tower body, further promote the contact surface between circulation alkali lye and the waste gas, the reinforcing is absorbed the purification of waste gas.
The present invention may be further configured in a preferred embodiment as: and PH detectors are arranged on the first water outlet pipe and the water delivery pipe.
Through adopting above-mentioned technical scheme, the staff can learn the pH value of circulation alkali lye at any time to be convenient for the staff adjusts the pH value of spun circulation alkali lye, and then promote the absorption effect of waste gas.
The present invention may be further configured in a preferred embodiment as: the downside level of high pressure nozzle is provided with wet lian, wet lian is the same with the periphery of tower body and divide into two-layer about with the tower body.
Through adopting above-mentioned technical scheme, two-layer about the wet lian divide into the tower body, not through the descending speed that can reduce circulation alkali lye, circulation alkali lye can carry out more abundant mixture and absorption with the waste gas on the wet lian moreover.
The present invention may be further configured in a preferred embodiment as: the centrifugal fan is connected with a gas-collecting hood through an air pipe, and the cross section of the gas-collecting hood is in a trapezoidal arrangement.
Through adopting above-mentioned technical scheme, the gas collecting channel can be easier collect waste gas, and waste gas passes through the tuber pipe and the centrifugal fan is carried to the tower body in.
The present invention may be further configured in a preferred embodiment as: the bottom of tower body is the toper setting, and the bottom of tower body is provided with the clearance mouth, tower body one side is provided with the drain pipe, the drain pipe communicates with the dosing tank each other.
Through adopting above-mentioned technical scheme, circulation alkali lye after absorbing waste gas collects in the bottom of tower body and carries out the circulation next time in flowing into the case of adding medicine through the drain pipe afterwards, and the solid particle in the circulation alkali lye can set up the clearance mouth discharge tower body bottom through the toper simultaneously.
The present invention may be further configured in a preferred embodiment as: the gas outlet is arranged at the top end of the tower body, and a dehydration demisting plate is arranged at the gas outlet.
Through adopting above-mentioned technical scheme, the waste gas after the purification is discharged the tower body after getting rid of the liquid that takes out in the waste gas through the dehydration defogging board of gas outlet to reduce the consumption of circulation alkali lye, material saving.
The present invention may be further configured in a preferred embodiment as: the side wall of the tower body is provided with a plurality of transparent windows.
Through adopting above-mentioned technical scheme, the staff accessible transparent window observes the inside behavior of tower body, and the staff of being convenient for masters the operating condition of tower body.
To sum up, the utility model discloses a following beneficial technological effect:
1. the water delivery pipe conveys circulating alkali liquor to the top of the tower body and sprays the circulating alkali liquor through the high-pressure nozzle, then the sprayed circulating alkali liquor can firstly collide with the spiral atomizing sheet, the circulating alkali liquor after collision forms water mist, the coverage surface of the circulating alkali liquor and the contact area of the circulating alkali liquor and waste gas are increased, and meanwhile, a spraying assembly for adding medicine and spraying into the tower body is arranged on the water delivery pipe, so that the circulating alkali liquor is sprayed more uniformly, the absorption rate of the waste gas is improved, and finally the purified waste gas is discharged from the gas outlet;
2. the purified waste gas is discharged out of the tower body after the liquid carried out in the waste gas is removed by the dewatering demisting plate at the gas outlet, thereby reducing the consumption of circulating alkali liquor and saving materials;
3. staff's accessible transparent window observes the inside behavior of tower body, and the staff of being convenient for masters the operating condition of tower body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a sectional view showing the internal structure of the tower body.
In the figure, 1, a tower body; 11. an air outlet; 111. a dewatering demisting plate; 12. an air inlet; 121. a centrifugal fan; 1211. an air duct; 1212. a gas-collecting hood; 13. cleaning the opening; 14. a liquid outlet pipe; 15. a transparent window; 2. a dosing box; 21. a purification net; 22. a water inlet pipe; 23. a dosing pump; 3. a water delivery pipe; 31. a high pressure nozzle; 311. a spiral atomization sheet; 4. wet curtain; 5. a spray assembly; 51. a first water outlet pipe; 52. a second water outlet pipe; 53. a spiral spray pipe; 54. an atomizing spray head; 6. PH detector.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a waste gas spray tower, including the vertical tower body 1 that places on ground, be provided with on the tower body 1 and be located its top gas outlet 11 and be located its air inlet 12 on the lateral wall, air inlet 12 is located the downside setting of tower body 1, air inlet 12 is connected with centrifugal fan 121, the other end of centrifugal fan 121 is connected with gas collecting hood 1212 through tuber pipe 1211, the cross-section of gas collecting hood 1212 is the trapezoidal setting, and then is convenient for collect waste gas; the centrifugal fan 121 is started and the exhaust gas is delivered into the tower body 1 through the gas collecting hood 1212 and the wind pipe 1211.
Referring to fig. 1 and 2, a dosing tank 2 is arranged on one side of a tower body 1, the dosing tank 2 is placed on the ground, circulating alkali liquor is stored in the dosing tank 2, three purification nets 21 are vertically placed in the dosing tank 2, and the three purification nets 21 are arranged along the length direction of the dosing tank 2, so that the added circulating alkali liquor is conveniently purified; the dosing tank 2 is connected with a dosing pump 23 through a water inlet pipe 22, and one end of the water inlet pipe 22 is communicated with the side wall of the dosing tank 2 away from the tower body 1 to extract the circulating alkali liquor purified by the purification net 21; the side wall of the dosing pump 23 is fixedly connected to the side wall of the tower body 1, and the dosing pump 23 is communicated with the tower body 1 through the water conveying pipe 3; one end of the water pipe 3 is communicated with the dosing pump 23, the other end of the water pipe 3 is of a closed structure, the other end of the water pipe 3 horizontally penetrates into the tower body 1 from the upper side of the tower body 1, the water pipe 3 penetrates into the side wall of the circumferential surface of the tower body 1 and is uniformly provided with four high-pressure nozzles 31, the four high-pressure nozzles 31 are all arranged downwards, the end part of each high-pressure nozzle 31 is fixedly connected with a spiral atomizing sheet 311, the spiral atomizing sheet 311 is arranged in a conical shape, so that circulating alkali liquor sprayed out of the high-pressure nozzles 31 collides with the spiral atomizing sheet 311 to form larger water mist, and the circulating alkali liquor is in more sufficient contact with waste gas; the downside level of high pressure nozzle 31 is provided with wet lian 4, and wet lian 4 is the same and divide into tower body 1 about two-layer with tower body 1's periphery, is fixed connection between the circumference lateral wall of wet lian 4 and the inner wall of tower body 1, and circulation alkali lye after the atomizing can be accepted to wet lian 4, can reduce the descending speed of circulation alkali lye, and circulation alkali lye can carry out more abundant mixture and absorption with waste gas on wet lian 4 moreover.
This spray column is when using, can inhale into the inside of tower body 1 behind the air inlet 12 of tower body 1 with waste gas through centrifugal fan 121, open dosing pump 23 this moment and go into raceway 3 with the circulation alkali lye pump in the dosing tank 2, raceway 3 will circulate the top that alkali lye carried to tower body 1 and spout via high pressure nozzle 31 afterwards, spun circulation alkali lye can collide at first on spiral atomizing piece 311 after that, circulation alkali lye after the striking forms water smoke, increase the coverage of circulation alkali lye and with the area of contact of waste gas, thereby it is more even to circulate alkali lye spraying, promote the absorptivity to waste gas, exhaust gas after the purification at gas outlet 11 at last.
Referring to fig. 1 and 2, a water pipe 3 is provided with a spraying assembly 5 for adding medicine and spraying inside the tower body 1, the spraying assembly 5 includes a first water outlet pipe 51 communicated with the water pipe 3, the first water outlet pipe 51 horizontally penetrates through the side wall of the tower body 1 and is communicated with the inside of the tower body 1, the side wall of the first water outlet pipe 51 is fixedly connected with the side wall of the tower body 1, and the first water outlet pipe 51 is arranged at the lower side of the wet curtain 4; a second water outlet pipe 52 is vertically communicated with the end part of the first water outlet pipe 51, the second water outlet pipe 52 is arranged at the lower side of the first water outlet pipe 51, and the second water outlet pipe 52 is overlapped with the central axis of the tower body 1; the periphery of second outlet pipe 52 is provided with spiral spray pipe 53 in a spiral manner, the axis of spiral spray pipe 53 and the axis of tower body 1 coincide each other, and the upper end of spiral spray pipe 53 and first outlet pipe 51 communicate each other, and the lower extreme of spiral spray pipe 53 and the lower extreme of second outlet pipe 52 communicate each other, evenly is provided with a plurality of atomizer 54 on the global of spiral spray pipe 53.
Spraying subassembly 5 during operation, dosing pump 23 can pass through the raceway 3 pump with circulation alkali lye and go into first outlet pipe 51, first outlet pipe 51 will be in proper order alkali lye input second outlet pipe 52, because spiral spraying pipe 53 communicates each other between respectively and first outlet pipe 51 and the second outlet pipe 52, so circulation alkali lye can be through being full of spiral spraying pipe 53, circulation alkali lye just can be through atomizer 54 blowout after that, thereby make the water smoke of circulation alkali lye can be full of the inside of tower body 1, further promote the contact surface between circulation alkali lye and the waste gas, the reinforcing is absorbed the purification of waste gas.
Referring to fig. 1 and 2, a PH detector 6 is disposed on each of the first water outlet pipe 51 and the water pipe 3, and the PH detector 6 is disposed inside the tower body 1, so as to improve the detection precision of the PH detector 6 and reduce the influence of external factors on the PH detector 6. The staff can learn the pH value of circulation alkali lye at any time to be convenient for the staff adjusts the pH value of spun circulation alkali lye, and then promote the absorption effect of waste gas. The bottom of the tower body 1 is in a conical shape, a cleaning opening 13 is formed in the bottom end of the tower body 1, a liquid outlet pipe 14 is arranged on one side of the tower body 1, the liquid outlet pipe 14 is arranged close to the bottom of the tower body 1, one end of the liquid outlet pipe 14 is communicated with the interior of the tower body 1, and the other end of the liquid outlet pipe 14 is located on the upper portion of the dosing tank 2 and communicated with the dosing tank 2; circulating alkali liquor after absorbing waste gas is collected at the bottom of the tower body 1 and then flows into the dosing tank 2 through the liquid outlet pipe 14 for next circulation, and meanwhile solid particles in the circulating alkali liquor can be discharged out of the tower body 1 through a cleaning port 13 arranged at the bottom of the tower body 1 in a conical manner; gas outlet 11 department level rigid coupling has dehydration defogging board 111, dehydration defogging board 111 is the same with gas outlet 11's periphery, exhaust column body 1 after the liquid of taking out in the waste gas is got rid of through dehydration defogging board 111 of gas outlet 11 to waste gas after the purification, thereby reduce the consumption of circulation alkali lye, material saving, two transparent windows 15 have been seted up on column body 1, two transparent windows 15 are located high pressure nozzle 31 and atomizer 54 respectively department, thereby be convenient for the staff observe the inside behavior of column body 1, the staff of being convenient for is mastered the operating condition of column body 1.
The implementation principle of the embodiment is as follows: when the spray tower is used, waste gas can be sucked into the gas inlet 12 of the tower body 1 through the centrifugal fan 121 and then enters the inside of the tower body 1, the dosing pump 23 is started at the moment to pump the circulating alkali liquor in the dosing tank 2 into the water delivery pipe 3, then the water delivery pipe 3 delivers the circulating alkali liquor to the top of the tower body 1 and sprays out the circulating alkali liquor through the high-pressure nozzle 31, then the sprayed circulating alkali liquor can firstly collide on the spiral atomizing sheet 311, water mist is formed by the circulating alkali liquor after collision, and the coverage area of the circulating alkali liquor and the contact area of the circulating alkali liquor and the waste gas are increased;
simultaneously, the dosing pump 23 pumps the circulating alkali liquor into the first water outlet pipe 51 through the water delivery pipe 3, the first water outlet pipe 51 inputs the circulating alkali liquor into the second water outlet pipe 52 in sequence, and the spiral spray pipes 53 are respectively communicated with the first water outlet pipe 51 and the second water outlet pipe 52, so that the circulating alkali liquor can be sprayed out through the atomizing nozzles 54, the water mist of the circulating alkali liquor can be filled in the tower body 1, the contact surface between the circulating alkali liquor and the waste gas is further improved, and the purification and absorption of the waste gas are enhanced;
the purified waste gas is discharged out of the tower body 1 after the liquid carried out in the waste gas is removed by the dewatering demisting plate 111 of the gas outlet 11, thereby reducing the consumption of circulating alkali liquor and saving materials.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a waste gas spray column, includes tower body (1), be provided with gas outlet (11) and air inlet (12) on tower body (1), air inlet (12) are provided with centrifugal fan (121), one side of tower body (1) is provided with dosing tank (2), and circulating alkali lye is stored in dosing tank (2), dosing tank (2) are connected with dosing pump (23) through inlet tube (22), dosing pump (23) communicate its characterized in that each other through raceway (3) and tower body (1): the tower is characterized in that the water conveying pipe (3) penetrates into the tower body (1) from the upper side of the tower body (1), a plurality of high-pressure nozzles (31) are arranged on the side wall of the periphery of the tower body (1), the end part of each high-pressure nozzle (31) is provided with a spiral atomizing sheet (311), each spiral atomizing sheet (311) is arranged in a conical manner, and a spraying assembly (5) for adding medicine and spraying into the tower body (1) is arranged on the water conveying pipe (3).
2. An exhaust gas spray tower as claimed in claim 1, wherein: the spraying assembly (5) comprises a first water outlet pipe (51) communicated with the water conveying pipe (3), the first water outlet pipe (51) horizontally penetrates through the side wall of the tower body (1) and is communicated with the inside of the tower body (1), the end part of the first water outlet pipe (51) is vertically communicated with a second water outlet pipe (52), the second water outlet pipe (52) is overlapped with the central axis of the tower body (1), a spiral spraying pipe (53) is spirally arranged on the periphery of the second water outlet pipe (52), the upper end of the spiral spraying pipe (53) is communicated with the first water outlet pipe (51), the lower end of the spiral spraying pipe (53) is communicated with the lower end of the second water outlet pipe (52), and a plurality of spraying nozzles (54) are arranged on the peripheral surface of the spiral spraying pipe (53).
3. An exhaust gas spray tower as claimed in claim 2, wherein: and PH detectors (6) are arranged on the first water outlet pipe (51) and the water delivery pipe (3).
4. An exhaust gas spray tower as claimed in claim 1, wherein: the downside level of high pressure nozzle (31) is provided with wet lian (4), wet lian (4) are the same with the periphery of tower body (1) and divide into two-layer about with tower body (1).
5. An exhaust gas spray tower as claimed in claim 1, wherein: the centrifugal fan (121) is connected with a gas collecting hood (1212) through an air pipe (1211), and the cross section of the gas collecting hood (1212) is in a trapezoidal arrangement.
6. An exhaust gas spray tower as claimed in claim 1, wherein: the bottom of tower body (1) is the toper setting, and the bottom of tower body (1) is provided with clearance mouth (13), tower body (1) one side is provided with drain pipe (14), drain pipe (14) and dosing tank (2) communicate each other.
7. An exhaust gas spray tower as claimed in claim 1, wherein: the gas outlet (11) is arranged at the top end of the tower body (1), and a dehydration demisting plate (111) is arranged at the gas outlet (11).
8. An exhaust gas spray tower as claimed in claim 1, wherein: the side wall of the tower body (1) is provided with a plurality of transparent windows (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571912.5U CN211963662U (en) | 2020-04-16 | 2020-04-16 | Waste gas spray tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571912.5U CN211963662U (en) | 2020-04-16 | 2020-04-16 | Waste gas spray tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211963662U true CN211963662U (en) | 2020-11-20 |
Family
ID=73385189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020571912.5U Expired - Fee Related CN211963662U (en) | 2020-04-16 | 2020-04-16 | Waste gas spray tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211963662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083002A (en) * | 2021-04-20 | 2021-07-09 | 东莞市红升环保设备有限公司 | Biological tower of multiple cycle processing |
-
2020
- 2020-04-16 CN CN202020571912.5U patent/CN211963662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083002A (en) * | 2021-04-20 | 2021-07-09 | 东莞市红升环保设备有限公司 | Biological tower of multiple cycle processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |