CN210845761U - Environment-friendly device for spraying - Google Patents
Environment-friendly device for spraying Download PDFInfo
- Publication number
- CN210845761U CN210845761U CN201921826659.7U CN201921826659U CN210845761U CN 210845761 U CN210845761 U CN 210845761U CN 201921826659 U CN201921826659 U CN 201921826659U CN 210845761 U CN210845761 U CN 210845761U
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- China
- Prior art keywords
- spraying
- treatment chamber
- filter plate
- plate
- chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
- B01D45/10—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators which are wetted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- 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
-
- 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
- B01D53/26—Drying gases or vapours
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
An environment-friendly device for spraying comprises a box body, supporting legs, a spraying device, a partition plate, a first power device, a spray rod, a nozzle, a first filter plate, a baffle plate, a second power device, a water storage tank, a water pump, a transverse plate, a second power device, a discharging block, a rotating shaft, a blocking rod, paint mist filter cotton, an activated carbon filter plate, dry filter cotton and a suction fan; a clapboard is arranged in the box body; the box body is divided into a spraying chamber and a first treatment chamber by the partition plate; the top of the spraying chamber is provided with a spraying device; the spray rod is positioned in the first treatment chamber; the top of the first treatment chamber is provided with a first power device for driving the spray rod to rotate; the lower end of the spray rod is provided with a plurality of nozzles; the first filter plate and the second filter plate are arranged on the inner wall of the first treatment chamber in an up-down parallel manner; a plurality of baffles are arranged at the lower end of the first filter plate; a plurality of baffles are arranged at the upper end of the second filter plate; the plurality of baffles are arranged in a staggered and inclined manner; the utility model discloses can effectively get rid of the coating cloud and the poisonous and harmful gas after the spraying, purification efficiency is high, and the environmental protection is high-efficient.
Description
Technical Field
The utility model relates to a spraying technical field especially relates to an environment-friendly device for spraying.
Background
Paint spraying is the most commonly used technique in the process of coating the surface of a workpiece. A large amount of waste gas containing substances such as paint mist, dust and volatile organic compounds can be generated in the paint spraying process, VOCs in the paint spraying waste gas are one of inducements of severe weather such as photochemical smog, haze and the like, and the state always gives great attention to the collection and treatment of the waste gas, so that a series of treatment documents are provided. In the waste gas treatment process, due to the characteristics of high viscosity and fine particles of the paint mist in the waste gas, the subsequent VOCs waste gas treatment technology is extremely unstable in operation, and the removal of the paint mist is a pretreatment system of a paint spraying waste gas treatment facility and is also a key technology for ensuring the continuous and stable operation of the system.
In the prior art, a common device for spraying is only used for simple one-time filtration, and dust and paint after spraying are not thoroughly removed; most of the toxic and harmful gases and particles remain in the air. Therefore, serious environmental pollution can be caused in the spraying process, and the physical health of workers can be influenced.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides an environment-friendly device for spraying effectively gets rid of coating cloud and poisonous and harmful gas after the spraying, and purification efficiency is high, and the environmental protection is high-efficient.
(II) technical scheme
The utility model provides an environmental protection device for spraying, which comprises a box body, supporting legs, a spraying device, a clapboard, a first power device, a spray lance, a nozzle, a first filter plate, a baffle, a second power device, a water storage tank, a water pump, a transverse plate, a second power device, a blanking block, a rotating shaft, a blocking rod, paint mist filter cotton, an active carbon filter plate, dry filter cotton, a suction fan, a first box door, a second box door and a third box door;
a clapboard is arranged in the box body; the box body is divided into a spraying chamber and a first treatment chamber by the partition plate; the top of the spraying chamber is provided with a spraying device; the spray rod is positioned in the first treatment chamber; the top of the first treatment chamber is provided with a first power device for driving the spray rod to rotate; the lower end of the spray rod is provided with a plurality of nozzles; the first filter plate and the second filter plate are arranged on the inner wall of the first treatment chamber in an up-down parallel manner; a plurality of baffles are arranged at the lower end of the first filter plate; a plurality of baffles are arranged at the upper end of the second filter plate; the plurality of baffles are arranged in a staggered and inclined manner; the bottom of the first treatment chamber is provided with a water storage tank; a water outlet is arranged at the bottom of the water storage tank; the water inlet end of the water pump is communicated with the water outlet through a pipeline; the water outlet end of the water pump is communicated with the spray rod through a pipeline; the clapboard is provided with an air inlet; the air inlet is positioned between the first filter plate and the second filter plate; an air outlet is arranged on the side wall of the box body; the air outlet and the air inlet are arranged oppositely; a second processing chamber is arranged outside the box body; the transverse plate is arranged on the inner wall of the second treatment chamber, and a plurality of air guide holes are formed in the transverse plate; the blanking block is arranged at the lower end of the transverse plate; the paint mist filter cotton is arranged at the bottom of the blanking block; the rotating shaft is positioned in the blanking block; the bottom end of the transverse plate is provided with a second power device for driving the rotating shaft to rotate; a plurality of blocking rods are arranged on the rotating shaft; the inner wall of the second treatment chamber is sequentially provided with an activated carbon filter plate and dry filter cotton, and the bottom of the side wall of the second treatment chamber is provided with an exhaust port; the suction fan is arranged on the outer side wall of the second treatment chamber, and an air suction opening of the suction fan is communicated with the exhaust opening; the spraying chamber, the first treatment chamber and the second treatment chamber are respectively and correspondingly hinged with a first box door, a second box door and a third box door.
Preferably, the lower material block is hollow and conical in shape.
Preferably, the bars are arranged in a staggered manner, and the lengths of the bars are reduced from top to bottom in sequence.
Preferably, a filter screen is arranged in the water storage tank; the filter screen is positioned above the water outlet.
Preferably, a sealing protection cover is arranged on the outer side of the first power device.
Preferably, a sealing protective cover is arranged on the outer side of the second power device.
Preferably, the first box door, the second box door and the third box door are all provided with handles.
The above technical scheme of the utility model has following profitable technological effect:
in the utility model, after the spraying of the spraying chamber, the residual paint mist enters the first treatment chamber through the air inlet, the upper first power device drives the spray rod to rotate ceaselessly, the nozzle sprays water on the baffle, a water curtain is formed on the baffle, meanwhile, the waste gas collides with the baffle back and forth to remove the paint mist and solid particles in the waste gas, the first filter plate and the second filter plate simultaneously assist in removing most paint mist, the efficiency of removing paint mist is high, the residual waste gas enters the second treatment chamber through the air outlet, the waste gas and the residual paint mist enter the blanking block through the air guide hole on the transverse plate, the second power device drives the blocking rod to rotate to further remove the paint mist, the residual waste gas passes through the paint mist filter cotton to clear the paint mist, meanwhile, the paint mist filter cotton can adsorb the paint mist as little as possible, the service life of the paint mist filter cotton can be prolonged, and the oversaturation of the paint mist filter cotton can be prevented as much as possible, guarantee filtration quality and filter effect, environmental protection more, the waste gas flow is downward afterwards, and it is clean to absorb poisonous and harmful gas through the active carbon filter again, and at last after the dry-type filter pulp is dry, the suction fan will dry clean air escape, and purification efficiency is high, and environmental protection is high-efficient more.
Drawings
Fig. 1 is a schematic structural view of an environment-friendly device for spraying according to the present invention;
FIG. 2 is a schematic view of the position of the outer box door of the environmental protection device for spraying according to the present invention;
fig. 3 is an enlarged view of a position a of the eco-friendly device for spraying according to the present invention.
Reference numerals: 1. a box body; 2. a support leg; 3. a first processing chamber; 4. a spraying device; 5. a partition plate; 51. an air inlet; 6. a second processing chamber; 7. a first power unit; 8. a spray rod; 9. a nozzle; 10. a first filter plate; 11. a baffle plate; 12. a second power unit; 13. a water storage tank; 14. filtering with a screen; 15. a water pump; 16. a water outlet; 17. an air outlet; 18. a transverse plate; 19. a second power unit; 20. an exhaust port; 21. blanking blocks; 22. a rotating shaft; 23. a rail; 24. paint mist filter cotton; 25. an activated carbon filter plate; 26. dry type filter cotton; 27. a suction fan; 28. a second processing chamber; 29. a first door; 30. a second door, 31, a third door; 32. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides an environmental protection device for spraying, including box 1, landing leg 2, spraying device 4, baffle 5, first power device 7, spray lance 8, nozzle 9, first filter plate 10, baffle 11, second power device 12, storage water tank 13, water pump 15, diaphragm 18, second power device 19, lower material piece 21, axis of rotation 22, stop bar 23, lacquer fog filter pulp 24, activated carbon filter plate 25, dry filter pulp 26, suction fan 27, first chamber door 29, second chamber door 30 and third chamber door 31;
a clapboard 5 is arranged in the box body 1; the box body 1 is divided into a spraying chamber 3 and a first treatment chamber 6 by a partition plate 5; the top of the spraying chamber 3 is provided with a spraying device 4; the spray bar 8 is located within the first process chamber 6; a first power device 7 for driving the spray rod 8 to rotate is arranged at the top of the first treatment chamber 6; the lower end of the spray rod 8 is provided with a plurality of nozzles 9; the first filter plate 10 and the second filter plate 12 are arranged on the inner wall of the first treatment chamber 6 in an up-down parallel manner; a plurality of baffles 11 are arranged at the lower end of the first filter plate 10; a plurality of baffles 11 are arranged at the upper end of the second filter plate 12; the plurality of baffles 11 are arranged in a staggered and inclined manner; the bottom of the first treatment chamber 6 is provided with a water storage tank 13; a water outlet 16 is arranged at the bottom of the water storage tank 13; the water inlet end of the water pump 15 is communicated with the water outlet 16 through a pipeline; the water outlet end of the water pump 15 is communicated with the spray rod 8 through a pipeline; the baffle 5 is provided with an air inlet 51; the air inlet 51 is located between the first filter plate 10 and the second filter plate 12; an air outlet 17 is arranged on the side wall of the box body 1; the air outlet 17 is arranged opposite to the air inlet 51; a second processing chamber 28 is arranged outside the box body 1; the transverse plate 18 is arranged on the inner wall of the second processing chamber 28; the blanking block 21 is arranged at the lower end of the transverse plate 18; the paint mist filter cotton 24 is arranged at the bottom of the blanking block 21; the rotating shaft 22 is positioned in the blanking block 21; the bottom end of the transverse plate 18 is provided with a second power device 19 for driving the rotating shaft 22 to rotate; a plurality of bars 23 are arranged on the rotating shaft 22; the inner wall of the second treatment chamber 28 is sequentially provided with an active carbon filter plate 25 and dry filter cotton 26, and the bottom of the side wall of the second treatment chamber 28 is provided with an exhaust port 20; the suction fan 27 is arranged on the outer side wall of the second processing chamber 28, and a suction opening of the suction fan 27 is communicated with the exhaust port 20; the painting chamber 3, the first treatment chamber 6 and the second treatment chamber 28 are respectively hinged with a first box door 29, a second box door 30 and a third box door 31.
In the utility model, after the spraying of the spraying chamber 3, the residual paint mist enters the first processing chamber 6 through the air inlet 51, the upper first power device 7 drives the spray rod 8 to rotate ceaselessly, the nozzle 9 sprays water on the baffle 11, a water curtain is formed on the baffle 11, meanwhile, the waste gas collides the baffle 11 back and forth, the paint mist and solid particles in the waste gas are removed, the first filter plate 10 and the second filter plate 12 assist to remove most of the paint mist simultaneously, the paint mist removing efficiency is high, the residual waste gas enters the second processing chamber 28 through the air outlet 17, the waste gas and the residual paint mist enter the lower material block 21 through the air guide hole on the transverse plate 18, the second power device 19 drives the stop bar 23 to rotate, the paint mist is further removed, the residual waste gas is cleaned through the paint mist filter cotton 24, the paint mist filter cotton 24 can adsorb the paint mist as little as possible, thus the service life of the paint mist filter cotton 24 can be prolonged, and can prevent paint mist as far as and filter cotton 24's absorption supersaturation, guarantee filtration quality and filter effect, environmental protection more, the waste gas flow is downwards afterwards, and it is clean with poisonous harmful gas absorption through active carbon filter 25 again, at last through the dry-type filter cotton 26 dry back, suction fan 27 is discharged dry clean air, and purification efficiency is high, environmental protection is high-efficient more.
In an alternative embodiment, the blanking block 21 is hollow and conical in shape.
In an alternative embodiment, the bars 23 are staggered and the length of the bars 23 decreases from top to bottom.
In an alternative embodiment, a filter screen 14 is provided in the storage tank 13; the screen 14 is positioned above the outlet 16.
In an alternative embodiment, a sealing protective cover is arranged outside the first power device 7.
In an alternative embodiment, a sealing protective cover is arranged outside the second power device 19.
In an alternative embodiment, each of first door 29, second door 30, and third door 31 has a handle 32 disposed thereon.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. An environment-friendly device for spraying is characterized by comprising a box body (1), supporting legs (2), a spraying device (4), a partition plate (5), a first power device (7), a spray rod (8), a nozzle (9), a first filter plate (10), a baffle plate (11), a second power device (19), a water storage tank (13), a water pump (15), a transverse plate (18), a second power device (19), a blanking block (21), a rotating shaft (22), a blocking rod (23), paint mist filter cotton (24), an activated carbon filter plate (25), dry filter cotton (26), a suction fan (27), a first box door (29), a second box door (30) and a third box door (31);
a clapboard (5) is arranged in the box body (1); the box body (1) is divided into a spraying chamber (3) and a first treatment chamber (6) by a partition plate (5); the top of the spraying chamber (3) is provided with a spraying device (4); the spray bar (8) is positioned in the first treatment chamber (6); a first power device (7) for driving the spray rod (8) to rotate is arranged at the top of the first treatment chamber (6); the lower end of the spray rod (8) is provided with a plurality of nozzles (9); the first filter plate (10) and the second filter plate (12) are arranged on the inner wall of the first treatment chamber (6) in an up-down parallel manner; a plurality of baffles (11) are arranged at the lower end of the first filter plate (10); a plurality of baffles (11) are arranged at the upper end of the second filter plate (12); the baffles (11) are arranged in a staggered and inclined manner; a water storage tank (13) is arranged at the bottom of the first treatment chamber (6); a water outlet (16) is arranged at the bottom of the water storage tank (13); the water inlet end of the water pump (15) is communicated with the water outlet (16) through a pipeline; the water outlet end of the water pump (15) is communicated with the spray rod (8) through a pipeline; the clapboard (5) is provided with an air inlet (51); the air inlet (51) is positioned between the first filter plate (10) and the second filter plate (12); an air outlet (17) is arranged on the side wall of the box body (1); the air outlet (17) is arranged opposite to the air inlet (51); a second processing chamber (28) is arranged outside the box body (1); the transverse plate (18) is arranged on the inner wall of the second processing chamber (28), and a plurality of air guide holes are formed in the transverse plate (18); the blanking block (21) is arranged at the lower end of the transverse plate (18); the paint mist filter cotton (24) is arranged at the bottom of the blanking block (21); the rotating shaft (22) is positioned in the blanking block (21); a second power device (19) for driving the rotating shaft (22) to rotate is arranged at the bottom end of the transverse plate (18); a plurality of rails (23) are arranged on the rotating shaft (22); an active carbon filter plate (25) and dry filter cotton (26) are sequentially arranged on the inner wall of the second treatment chamber (28), and an exhaust port (20) is arranged at the bottom of the side wall of the second treatment chamber (28); the suction fan (27) is arranged on the outer side wall of the second processing chamber (28), and a suction opening of the suction fan (27) is communicated with the exhaust opening (20); the spraying chamber (3), the first treatment chamber (6) and the second treatment chamber (28) are respectively hinged with a first box door (29), a second box door (30) and a third box door (31).
2. Eco-friendly device for painting according to claim 1, characterised in that the blanking block (21) is hollow and conical inside.
3. The eco-friendly device for painting according to claim 1, wherein the bars (23) are staggered, and the lengths of the bars (23) are sequentially reduced from top to bottom.
4. An eco-friendly device for painting according to claim 1, characterized in that a filter screen (14) is provided in the water storage tank (13); the filter screen (14) is positioned above the water outlet (16).
5. An eco-friendly device for painting according to claim 1, characterised in that the first power means (7) is provided with a sealing boot on the outside.
6. An eco-friendly device for painting according to claim 1, characterised in that the second power means (19) is provided with a sealing boot on the outside.
7. The eco-friendly device for painting according to claim 1, wherein the first door (29), the second door (30) and the third door (31) are provided with handles (32).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826659.7U CN210845761U (en) | 2019-10-28 | 2019-10-28 | Environment-friendly device for spraying |
| DE212019000082.7U DE212019000082U1 (en) | 2019-10-28 | 2019-10-31 | An environmental protection device for spraying paint |
| JP2021555098A JP7033238B1 (en) | 2019-10-28 | 2019-10-31 | Environmental protection device for spray coating |
| PCT/CN2019/114863 WO2021081941A1 (en) | 2019-10-28 | 2019-10-31 | Environmentally-friendly apparatus for use in spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826659.7U CN210845761U (en) | 2019-10-28 | 2019-10-28 | Environment-friendly device for spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210845761U true CN210845761U (en) | 2020-06-26 |
Family
ID=71283456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921826659.7U Expired - Fee Related CN210845761U (en) | 2019-10-28 | 2019-10-28 | Environment-friendly device for spraying |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210845761U (en) |
| WO (1) | WO2021081941A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827719A (en) * | 2020-12-23 | 2021-05-25 | 芜湖市爱三迪电子科技有限公司 | Anti-oxidation treatment device for 3D printed product |
| CN114367160A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江华业磷化工有限责任公司 | Device and process for collecting and treating gas in phosphorus chemical production process |
| CN116983760A (en) * | 2023-09-26 | 2023-11-03 | 长沙恒宇节能环保科技有限公司 | Desulfurizing and dedusting device for tail gas of water glass kiln |
| WO2023231490A1 (en) * | 2022-06-01 | 2023-12-07 | 安徽卧龙泵阀股份有限公司 | Centrifugal pump and paint spraying device for machining of centrifugal pump, and use method for paint spraying device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115501715B (en) * | 2022-09-15 | 2023-08-01 | 山东复盛泉环保科技有限公司 | Multistage exhaust treatment device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE7610605L (en) * | 1976-09-24 | 1978-03-25 | Atlas Copco Ab | METHOD AND DEVICE FOR COLLECTING SURPLUS FERRY IN SPRAY PAINTING |
| CN105435561A (en) * | 2014-09-26 | 2016-03-30 | 王鑫 | Paint mist purification treatment device |
| DE102017103794A1 (en) * | 2017-02-23 | 2018-08-23 | Eisenmann Se | Receiving device for filter elements of a filter module |
| CN208097729U (en) * | 2018-03-22 | 2018-11-16 | 广州励宝新材料科技有限公司 | A kind of spraying exhaust gas absorbing treatment device |
| CN109621609B (en) * | 2018-12-28 | 2021-02-26 | 临海市天马装璜材料厂 | Paint mist collection device |
-
2019
- 2019-10-28 CN CN201921826659.7U patent/CN210845761U/en not_active Expired - Fee Related
- 2019-10-31 WO PCT/CN2019/114863 patent/WO2021081941A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827719A (en) * | 2020-12-23 | 2021-05-25 | 芜湖市爱三迪电子科技有限公司 | Anti-oxidation treatment device for 3D printed product |
| CN114367160A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江华业磷化工有限责任公司 | Device and process for collecting and treating gas in phosphorus chemical production process |
| CN114367160B (en) * | 2021-12-31 | 2023-06-02 | 云南澄江华业磷化工有限责任公司 | Device and process for collecting and treating gas in phosphorus chemical production process |
| WO2023231490A1 (en) * | 2022-06-01 | 2023-12-07 | 安徽卧龙泵阀股份有限公司 | Centrifugal pump and paint spraying device for machining of centrifugal pump, and use method for paint spraying device |
| CN116983760A (en) * | 2023-09-26 | 2023-11-03 | 长沙恒宇节能环保科技有限公司 | Desulfurizing and dedusting device for tail gas of water glass kiln |
| CN116983760B (en) * | 2023-09-26 | 2024-01-09 | 长沙恒宇节能环保科技有限公司 | Desulfurizing and dedusting device for tail gas of water glass kiln |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021081941A1 (en) | 2021-05-06 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20211028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |