CN108854358B - Spraying and spraying integrated dust remover - Google Patents
Spraying and spraying integrated dust remover Download PDFInfo
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- CN108854358B CN108854358B CN201810748492.0A CN201810748492A CN108854358B CN 108854358 B CN108854358 B CN 108854358B CN 201810748492 A CN201810748492 A CN 201810748492A CN 108854358 B CN108854358 B CN 108854358B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
- B01D47/08—Spray cleaning with rotary nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2247/00—Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
- B01D2247/10—Means for removing the washing fluid dispersed in the gas or vapours
- B01D2247/101—Means for removing the washing fluid dispersed in the gas or vapours using a cyclone
Abstract
The invention discloses a spray-spray integrated dust remover, and relates to the technical field of dust removal. The dust remover comprises a dust hood, wherein a dust suction port is formed in the lower end of the dust hood, a plurality of anti-escape spray nozzles are fixed on the inner wall of the lower end of the dust hood along the circumference, and a plurality of dust catching spray nozzles are fixed on the inner wall of the dust hood along the circumference; a first dust catching cover is arranged above the dust hood, a second dust catching cover is arranged above the first dust catching cover, and a plurality of second dust catching rotary spray nozzles are fixed on the inner wall of the second dust catching cover; a liquid collecting part and a first dust collecting rotary spray nozzle are arranged in the first dust collecting cover and the second dust collecting cover; the spraying dust catching cover is arranged above the second dust catching cover, a spraying nozzle is arranged inside the spraying dust catching cover, and the top of the spraying dust catching cover is communicated with an inlet of the draught fan through an air duct. The dust remover can capture dust through the combined action of spraying and sprinkling, avoids pipeline blockage caused when air containing steam and dust directly enters a pipeline, and has the advantages of simple structure, stability, firmness and good dust removal effect.
Description
Technical Field
The invention relates to the technical field of dust removal, in particular to a spray-spray integrated dust remover.
Background
The steel slag is the most solid waste produced in the steel manufacturing process and is a valuable resource which can be developed and utilized by steel enterprises. The steel slag treatment technology mainly comprises a cold discard method, a slag smoldering method, a hot splashing method, a disc splashing method, a wind crushing granulation method, a water quenching method and the like, and the steel slag hot smoldering technology is not limited by the fluidity of the slag, can effectively recover residual steel in the slag and ensure the quality of the steel slag, and is one of the most advanced steel slag treatment technologies at present. The hot disintegrating process of the steel slag comprises the steps of deslagging in a converter workshop, hoisting the steel slag to a steel slag treatment station by a crane, pouring into a hot disintegrating device, covering a disintegrating slag cover with a steam discharging function when the steel slag in the hot disintegrating device meets certain requirements, spraying water to the steel slag by a water spraying device arranged on the cover until the surface of the hot disintegrating device is solidified, removing the disintegrating slag cover with the steam discharging function after the steam generated by water spraying is discharged, loosening the steel slag by an excavator, grabbing the steel slag to an automobile, and conveying the steel slag to a crushing, screening and magnetic separation processing production line.
However, the hot smoldering process of the steel slag presents a problem during the application process: when the water spraying device arranged on the cover sprays water to the steel slag, a large amount of steam and dust generated by water spraying enter the dust removal pipeline, are deposited on the pipeline wall (especially at the position of a pipeline elbow), branch pipes block the pipeline and cannot be used, the main pipeline (high altitude) seriously causes the pipeline to collapse in a whole trip, the influence on the personal safety and the production safety is great, and the normal production is directly influenced.
Disclosure of Invention
In order to solve the existing problems, the invention provides a spraying and sprinkling integrated dust remover which can capture dust through the combined action of spraying and sprinkling, avoid pipeline blockage caused when air containing steam and dust directly enters a pipeline, and has the advantages of simple structure, stability, firmness and good dust removal effect.
In order to achieve the purpose, the invention adopts the following scheme that the dust collection device comprises an anti-escape spray nozzle, a dust hood, a dust collection spray nozzle, a first dust collection hood, a first dust collection rotary spray nozzle, a second dust collection hood, a second dust collection rotary spray nozzle, a spraying dust collection hood and a spraying nozzle; the bottom of the dust hood is provided with a dust collection port, a plurality of anti-escape spray nozzles are fixed on the inner wall of the lower end of the dust hood along the circumference, and a plurality of dust catching spray nozzles are fixed on the inner wall of the dust hood along the circumference; the edge of an opening at the upper end of the dust hood extends upwards to form a first dust hood, the edge of the upper end of the first dust hood extends upwards in an inclined mode to form a second dust hood, and a plurality of second dust-catching rotary spray nozzles are fixed on the inner wall of the second dust hood; a liquid collecting part and a first dust collecting rotary spray nozzle are arranged in the first dust collecting cover and the second dust collecting cover; the upper end edge of the second dust collection cover extends upwards to form a spraying dust collection cover, a spraying nozzle is arranged inside the spraying dust collection cover, and the top of the spraying dust collection cover is communicated with an inlet of the induced draft fan through an air duct; the anti-escape spray nozzle, the dust-catching spray nozzle, the first dust-catching rotary spray nozzle, the second dust-catching rotary spray nozzle and the spray nozzle are communicated with the water tank through pipelines. Under the action of a fan, air containing viscous or wet dust enters a dust remover, the dust is collected through the spray of an anti-escape spray nozzle, a dust-collecting spray nozzle, a first dust-collecting rotary spray nozzle and a second dust-collecting rotary spray nozzle, and the dust is collected under the strong spraying action of a spray nozzle, so that the purpose of dust removal is achieved; the dust remover directly acts on a dust area in an integrated dust remover mode, and dust is prevented from being introduced into the dust remover through a ventilation pipeline, so that the dust is prevented from depositing on the pipeline; the first dust-catching rotary spray nozzle and the second dust-catching rotary spray nozzle can improve the dust-catching efficiency and improve the probability of mutual contact and collision between the fog particles.
Preferably, the liquid collecting part includes: the annular liquid collecting tank is fixed on the inner wall of the first dust collecting cover, a liquid outlet is formed in the liquid collecting tank and communicated with a liquid discharging pipeline, and a plurality of openings are formed in the peripheral wall of the inner ring of the liquid collecting tank; the first dust-catching rotary spray nozzle is fixed below the liquid collecting tray, and a plurality of openings are formed in the peripheral wall of the liquid collecting tray; and the two ends of the liquid guiding pieces are respectively connected with the opening of the peripheral wall of the inner ring of the liquid collecting tank and the opening of the peripheral wall of the liquid collecting plate. When dust is captured, the dust can be captured by spraying, dust-containing mist particles are gradually increased under the action of a fan and rotary spraying, and a part of dust-containing mist particles form liquid and naturally settle to a liquid collecting part for collection; a part of dust-containing fog particles are converted into liquid after colliding with the equipment part and are gathered by the liquid collecting part; the residual dust-containing fog particles and dust are collected by the spraying liquid and then enter the liquid collecting component for collection, and the dust-containing liquid is discharged out of the dust remover after being collected by the liquid collecting component.
Preferably, the edge of the upper end of the second dust collection cover extends downwards in an inclined mode to form an annular liquid guide plate, and the size of an inner ring of the liquid guide plate is smaller than the size of the cross section of the liquid collecting disc, so that spraying liquid can be guided into the liquid collecting disc conveniently.
Preferably, the other end of the liquid discharge pipeline is communicated with an inlet of a sewage treatment device, an outlet of the sewage treatment device is communicated with the water tank through a pipeline, the dust-containing liquid enters the sewage treatment device through the liquid discharge pipeline, and clean liquid obtained after the dust-containing liquid is treated is discharged into the water tank through the pipeline for recycling.
Preferably, the edge of the dust collection port is provided with a plurality of escape-proof dust control chains, one ends of the escape-proof dust control chains are fixed with the edge of the dust collection port, the air passing area is reduced, the air speed is improved, the air leakage rate of the dust collection cover is reduced, and the escape-proof dust control chains and the dust escape-proof spray act together to prevent dust from escaping.
Preferably, the spraying filler is arranged inside the lower end of the spraying dust-catching cover; when the dust-containing mist particles and the dust pass through the spraying filler, the dust-containing mist particles are easy to agglomerate into dust-containing liquid after impacting the spraying filler, and meanwhile, the spraying liquid falls on the spraying filler, so that the spraying liquid can more easily capture the dust-containing mist particles and the dust passing through the spraying filler.
Preferably, a demister is arranged inside the upper end of the spraying dust-catching cover, and the spraying nozzle is fixed below the demister; after dust is collected for many times, the air after dust removal contains water mist, the water mist in the air can be removed by the demister, and the clean air is discharged through the air duct.
Preferably, the liquid guiding part is a rigid tubular or trough body, and the rigid material is easy to support the upper structure and can ensure that the liquid in the liquid adding disc is guided into the liquid collecting tank.
Preferably, the bottom plate of the liquid collecting tray is upwards convex, and the existence of the slope is favorable for the dust-containing liquid in the liquid collecting tray to enter the liquid guiding piece, and meanwhile, the dust is prevented from being deposited.
Preferably, a liquid guiding cone is fixed on a bottom plate of the liquid collecting tray, and when the dust-containing spraying liquid falls, the liquid guiding cone can slow down falling impact of the dust-containing spraying liquid, so that liquid is not splashed out, and liquid collection of the liquid collecting component is facilitated.
Under the action of negative pressure generated by the fan, air containing viscous or wet dust enters the dust hood from the dust collection port, the escape-proof dust control chain and the escape-proof spray nozzle prevent the dust from escaping, and the spray of the dust-catching spray nozzle performs primary countercurrent catching on the dust; the air containing the spray and the dust moves to the first dust catching cover and the second dust catching cover under the action of the fan, the spray of the first dust catching rotary spray nozzle and the spray of the second dust catching rotary spray nozzle inside the air carry out downstream dust catching, the fog particles are mutually fused and gradually increased under the action of the fan and the rotary spray, and liquid is formed to naturally settle when the diameter of part of the dust-containing fog particles is large to a certain degree; a part of dust-containing fog particles are converted into liquid after colliding with the equipment part, and the liquid is gathered through the liquid collecting part; the rest part of dust-containing fog particles and a small part of dust which is not captured enter the spraying dust-capturing cover, the dust-containing fog particles and the dust which is not captured are absorbed by the spraying liquid under the strong spraying action of the spraying nozzle, the spraying liquid containing the dust is collected by the liquid collecting part, and the collected dust-containing liquid is discharged by the liquid collecting part through the water discharging pipeline.
The spray-spray integrated dust remover can capture dust through the combined action of spraying and sprinkling, avoids pipeline blockage caused by the fact that air containing steam and dust directly enters a pipeline, and is simple in structure, stable and firm and good in dust removal effect.
Drawings
Fig. 1 is a schematic structural diagram of the spray-spray integrated dust remover.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings so as to be more clearly understood by those skilled in the art, and as shown in fig. 1, the present invention adopts the following scheme, including an escape-proof spray nozzle 1, a dust hood 2, a dust-catching spray nozzle 3, a first dust-catching hood 4, a first dust-catching rotary spray nozzle 5, a second dust-catching hood 6, a second dust-catching rotary spray nozzle 7, a spray dust-catching hood 8 and a spray nozzle 9; a dust collection port is formed in the bottom of the dust collection cover 2, a plurality of anti-escape spray nozzles 1 are fixed on the inner wall of the lower end of the dust collection cover 2 along the circumference, and a plurality of dust capture spray nozzles 3 are fixed on the inner wall of the dust collection cover 2 along the circumference; the edge of an opening at the upper end of the dust hood 2 extends upwards to form a first dust catching hood 4, the edge of the upper end of the first dust catching hood 4 extends upwards in an inclined mode to form a second dust catching hood 6, and a plurality of second dust catching rotary spray nozzles 7 are fixed on the inner wall of the second dust catching hood 6; a liquid collecting part and a first dust collecting rotary spray nozzle 5 are arranged inside the first dust collecting cover 4 and the second dust collecting cover 6; the upper end edge of the second dust collection cover 6 extends upwards to form a spraying dust collection cover 8, a spraying nozzle 9 is arranged inside the spraying dust collection cover 8, and the top of the spraying dust collection cover 8 is communicated with an inlet of a draught fan through an air duct 10; the anti-escape spray nozzle 1, the dust-catching spray nozzle 3, the first dust-catching rotary spray nozzle 5, the second dust-catching rotary spray nozzle 7 and the spray nozzle 9 are communicated with the water tank through pipelines. Under the action of a fan, air containing viscous or wet dust enters a dust remover, the dust is collected through the spray of the anti-escape spray nozzle 1, the dust-collecting spray nozzle 3, the first dust-collecting rotary spray nozzle 5 and the second dust-collecting rotary spray nozzle 7, and then the dust is collected under the strong spraying action of the spray nozzle 9, so that the purpose of dust removal is achieved; the dust remover directly acts on a dust area in an integrated dust remover mode, and dust is prevented from being led into the dust remover through a ventilation pipeline, so that a dust deposition pipeline is avoided.
The liquid collecting part comprises: an annular liquid collecting tank 13 is fixed on the inner wall of the first dust collecting cover 4, a liquid outlet is arranged on the liquid collecting tank 13 and is communicated with a liquid discharge pipeline 12, and a plurality of openings are formed in the peripheral wall of the inner ring of the liquid collecting tank 13; the liquid collecting tray 15 is arranged above the liquid collecting tank 13, the first dust-collecting rotary spray nozzle 5 is fixed below the liquid collecting tray 15, and a plurality of openings are formed in the peripheral wall of the liquid collecting tray 15; and the two ends of the liquid guiding pieces 14 are respectively connected with the opening of the peripheral wall of the inner ring of the liquid collecting tank 13 and the opening of the peripheral wall of the liquid collecting plate 15. When dust is captured, the dust can be captured by spraying, dust-containing mist particles are gradually increased under the action of a fan and rotary spraying, and a part of dust-containing mist particles form liquid and naturally settle to a liquid collecting part for collection; a part of dust-containing fog particles are converted into liquid after colliding with the equipment part and are gathered by the liquid collecting part; the residual dust-containing fog particles and dust are collected by the spraying liquid and then enter the liquid collecting component for collection, and the dust-containing liquid is discharged out of the dust remover after being collected by the liquid collecting component. The other end of the liquid discharge pipeline 12 is communicated with an inlet of a sewage treatment device, an outlet of the sewage treatment device is communicated with a water tank through a pipeline, the dust-containing liquid enters the sewage treatment device through the liquid discharge pipeline 12, and clean liquid obtained after the dust-containing liquid is treated is discharged into the water tank through the pipeline for cyclic utilization.
The dust absorption mouth edge is equipped with a plurality of anti-escape accuse dirt chains 11, the one end of anti-escape accuse dirt chain 11 is fixed with the dust absorption mouth edge, does benefit to and reduces the area of crossing the wind, improves the wind speed, reduces the suction hood rate of leaking out, and anti-escape accuse dirt chain 11 prevents the dust escape with the combined action of anti-dust escape spraying.
The spraying filler 18 is arranged inside the lower end of the spraying dust-catching cover 8; when the dust-containing mist particles and dust pass through the spray packing 18, the dust-containing mist particles are liable to agglomerate into dust-containing liquid after striking the spray packing 18, and at the same time, the spray liquid falls on the spray packing 18, and the spray liquid is more liable to catch the dust-containing mist particles and dust which are passing through the spray packing 18. The edge of the upper end of the second dust collection cover 6 extends downwards in an inclined mode to form an annular liquid guide plate 17, the size of the inner ring of the liquid guide plate 17 is smaller than the size of the cross section of the liquid collecting disc 15, and spraying liquid penetrating through the spraying filler 18 can be guided into the liquid collecting disc 15.
A demister 19 is arranged inside the upper end of the spraying dust-catching cover 8, and the spraying nozzle 9 is fixed below the demister 19; after dust is collected for many times, the air after dust removal contains water mist, the water mist in the air can be removed by the demister 19, and the clean air is discharged through the air duct.
The liquid guiding member 14 is a rigid tubular or trough body, and the rigid material is easy to support the upper structure and can ensure that the liquid in the liquid feeding disc 15 is guided into the liquid collecting tank 13.
In the liquid collecting disc, the bottom plate of the liquid collecting disc 15 protrudes upwards, and the existence of the slope is favorable for the dust-containing liquid in the liquid collecting disc 15 to enter the liquid guiding piece and avoid the deposition of dust. The bottom plate of the liquid collecting tray 15 is fixed with a liquid guiding cone 16, and when dust-containing spraying liquid falls, the liquid guiding cone 16 can slow down falling impact of the dust-containing spraying liquid, so that liquid is not splashed out, and liquid collection of a liquid collecting component is facilitated.
When the slag collecting device is used, firstly, steel slag is poured into a slag tank and then is transported to a steel slag processing workshop, the slag tank is placed below a dust remover by a special forklift, condensed water is controlled by a program to be sprayed into the slag tank, high-temperature hot slag in the slag tank generates a large amount of steam after meeting the condensed water, a large amount of dust is generated at the same time, air containing the dust and the steam moves from bottom to top under the action of negative pressure and rising hot air flow generated by a fan, the air containing the dust and the steam enters a dust hood 2 from a dust suction port, an escape-proof dust control chain 11 and an escape-proof spray nozzle 1 prevent the dust from escaping, and the spray of the dust-catching spray nozzle 3 mainly carries out primary countercurrent trapping on the dust; the air containing the spray and the dust moves to a first dust catching cover 4 and a second dust catching cover 6 under the action of a fan, the spray of a first dust catching rotary spray nozzle 5 and a second dust catching rotary spray nozzle 7 inside the air carries out downstream dust catching, the fog particles are mutually fused and gradually increased under the action of the fan and the rotary spray, and the liquid formed when the diameter of part of the dust-containing fog particles is large to a certain degree naturally sinks to a liquid collecting part; a part of dust-containing fog particles are converted into liquid after colliding with the equipment part, and the liquid passes through the liquid collecting part; the rest part of dust-containing mist particles and a small part of dust which is not captured pass through the spraying filler 18 to enter the spraying dust-catching cover 8, the dust-containing mist particles and the dust which is not captured are absorbed by spraying liquid under the strong spraying action of the spraying nozzle 9, the spraying liquid falls on the spraying filler 18, when the dust-containing mist particles and the dust pass through the spraying filler 18, the dust-containing mist particles collide with the spraying filler 18 and then are condensed into the dust-containing liquid, meanwhile, the spraying liquid captures the dust-containing mist particles and the dust which pass through the spraying filler 18, and the spraying liquid containing the dust falls on a liquid-collecting tray 15 of the liquid-collecting part; the liquid collecting part collects the dust-containing liquid and then discharges the dust-containing liquid out of the dust collector through the water discharge pipeline 12 to enter the sewage treatment device, and the clean liquid obtained after the dust-containing liquid is treated is discharged into the water tank through the pipeline for recycling. After dust is collected for many times, the air after dust removal contains water mist, the water mist in the air can be removed by the demister 19, and the clean air is discharged through the air duct.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. The utility model provides a spraying sprays integration dust remover, includes that anti-escape spray nozzle (1), suction hood (2), catches dirt spray nozzle (3), first catches dirt hood (4), first catches rotatory spray nozzle of dirt (5), second catches dirt hood (6), the second catches rotatory spray nozzle of dirt (7), sprays and catches dirt hood (8) and spray nozzle (9), its characterized in that: a dust collection port is formed in the bottom of the dust collection cover (2), a plurality of anti-escape spray nozzles (1) are fixed on the inner wall of the lower end of the dust collection cover (2) along the circumference, and a plurality of dust capture spray nozzles (3) are fixed on the inner wall of the dust collection cover (2) along the circumference; the edge of an opening at the upper end of the dust hood (2) extends upwards to form a first dust catching hood (4), the edge of the upper end of the first dust catching hood (4) extends upwards in an inclined mode to form a second dust catching hood (6), and a plurality of second dust catching rotary spray nozzles (7) are fixed on the inner wall of the second dust catching hood (6); a liquid collecting part and a first dust collecting rotary spray nozzle (5) are arranged inside the first dust collecting cover (4) and the second dust collecting cover (6); the upper end edge of the second dust collection cover (6) extends upwards to form a spraying dust collection cover (8), a spraying nozzle (9) is arranged inside the spraying dust collection cover (8), and the top of the spraying dust collection cover (8) is communicated with an inlet of an induced draft fan through an air duct (10); the anti-escape spray nozzle (1), the dust-catching spray nozzle (3), the second dust-catching rotary spray nozzle (7), the first dust-catching rotary spray nozzle (5) and the spray nozzle (9) are communicated with the water tank through pipelines;
the liquid collecting part includes: an annular liquid collecting tank (13) is fixed on the inner wall of the first dust collection cover (4), a liquid outlet is formed in the liquid collecting tank (13), the liquid outlet is communicated with a liquid discharge pipeline (12), and a plurality of openings are formed in the peripheral wall of an inner ring of the liquid collecting tank (13); the liquid collecting tray (15) is arranged above the liquid collecting tank (13), the first dust-catching rotary spray nozzle (5) is fixed below the liquid collecting tray (15), and a plurality of openings are formed in the peripheral wall of the liquid collecting tray (15); the two ends of the liquid guiding pieces (14) are respectively connected with the opening of the peripheral wall of the inner ring of the liquid collecting tank (13) and the opening of the peripheral wall of the liquid collecting disc (15);
the upper end edge of the second dust collection cover (6) extends downwards in an inclined mode to form an annular liquid guide plate (17), and the size of the inner ring of the liquid guide plate (17) is smaller than the size of the cross section of the liquid collecting disc (15).
2. The spray-spray integrated dust collector of claim 1, wherein: the other end of the liquid discharge pipeline (12) is communicated with an inlet of a sewage treatment device, and an outlet of the sewage treatment device is communicated with the water tank through a pipeline.
3. The spray-spray integrated dust collector of claim 1, wherein: the edge of the dust collection port is provided with a plurality of escape-proof dust control chains (11), and one end of each escape-proof dust control chain (11) is fixed to the edge of the dust collection port.
4. The spray-spray integrated dust collector of claim 1, wherein: and a spraying filler (18) is arranged inside the lower end of the spraying dust collection cover (8).
5. The spray-spray integrated dust collector of claim 1, wherein: a demister (19) is arranged inside the upper end of the spraying dust collection cover (8), and the spraying nozzle (9) is fixed below the demister (19).
6. The spray-spray integrated dust collector of claim 1, wherein: the liquid guiding piece (14) is a rigid tubular or groove body.
7. The spray-spray integrated dust collector of claim 1, wherein: the bottom plate of the liquid collecting tray (15) is upwards convex.
8. The spray-spray integrated dust collector of claim 1, wherein: a liquid guiding cone (16) is fixed on the bottom plate of the liquid collecting disc (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810748492.0A CN108854358B (en) | 2018-07-10 | 2018-07-10 | Spraying and spraying integrated dust remover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810748492.0A CN108854358B (en) | 2018-07-10 | 2018-07-10 | Spraying and spraying integrated dust remover |
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| CN108854358A CN108854358A (en) | 2018-11-23 |
| CN108854358B true CN108854358B (en) | 2021-02-02 |
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| CN111036010A (en) * | 2020-01-02 | 2020-04-21 | 北京天朗致达节能环保股份有限公司 | A dust collecting equipment for dusty steam |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2589053Y (en) * | 2002-09-25 | 2003-12-03 | 张积洪 | Environment-friendly spray and drench dust cleaner |
| KR100658953B1 (en) * | 2004-12-13 | 2006-12-19 | 유니셈 주식회사 | Apparatus for processing waste gas using water |
| RU2432196C1 (en) * | 2010-07-19 | 2011-10-27 | Олег Савельевич Кочетов | Venturi tube-type gas cleaner |
| CN103263833B (en) * | 2013-06-07 | 2015-04-22 | 青岛皓宸环境卫生监测有限公司 | Electroplating waste gas comprehensive treatment device and process |
| CN203494388U (en) * | 2013-10-12 | 2014-03-26 | 曲靖市中泰新型墙材有限公司 | Flue gas desulfurization and dedusting device of coal-fired boiler |
| CN205287947U (en) * | 2016-01-12 | 2016-06-08 | 钟汉光 | Non -maintaining living lime digestion dust remover |
| CN207253926U (en) * | 2017-07-25 | 2018-04-20 | 武汉华德环保工程技术有限公司 | A kind of chimney rain collection device |
| CN107998791A (en) * | 2018-01-12 | 2018-05-08 | 钦州学院 | Ceramic production workshop Special dedusting device |
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