CN106474921A - A kind of waste gas cleaning system - Google Patents
A kind of waste gas cleaning system Download PDFInfo
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- CN106474921A CN106474921A CN201611098265.5A CN201611098265A CN106474921A CN 106474921 A CN106474921 A CN 106474921A CN 201611098265 A CN201611098265 A CN 201611098265A CN 106474921 A CN106474921 A CN 106474921A
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- waste gas
- spray
- cleaning system
- main body
- gas cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
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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
-
- 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
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/20—Organic adsorbents
- B01D2253/202—Polymeric adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/202—Single element halogens
- B01D2257/2025—Chlorine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Water Treatment By Sorption (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a kind of waste gas cleaning system, it includes spray column main body, pond and water circulating pump, water circulating pump is arranged on the inside in pond, and it is connected to the inside of spray column main body by circulation pipe, it is provided with two-stage polyhedron empty ball filter layer in spray column main body, the spray arm being connected to circulation pipe is equipped with every grade of polyhedron empty ball filter layer, the upper end of two grades of spray arms is provided with demisting layer, the upper end of demisting layer is provided with photo-catalytic filtering screen, the upper end of photo-catalytic filtering screen is provided with photodissociation purifying column, and the upper end of photodissociation purifying column is provided with high efficiency active carbon net filtration layer.Advantages of the present invention：Enter photodissociation purifying column before processing in waste gas, carry out pre-treatment and collect filtration, to remove the particulate matters such as water smoke, the dust of impact photodissociation decomposition, improve the purification efficiency of photodissociation purifying column；Photodissociation purifying column can go in removing exhaust gas more than 99.5% harmful gass；Using two-stage polyhedron empty ball filter layer, coordinate two-stage spray arm, strengthen treatment effect.
Description
Technical field
The present invention relates to a kind of waste gas cleaning system, belong to environment-friendly engineering technical field.
Background technology
Paint-spraying baking booth is that the surface anticorrosion of the product such as each metalloid or nonmetallic engineering goods, automobile, household electrical appliances, furniture carries
For good operating environment, but workpiece always has part coating cloud disperse indoor with front spray painting around workpiece, seriously in spraying
The health of impact operator, if directly arranged coating cloud to outdoor, meeting pollutant atmosphere, the life of impact surrounding resident, be
Effectively trap coating cloud, the waste gas purification effect of existing spray painting gas cleaning equipment is undesirable, some complex structures, cost
High.
Content of the invention
The technical problem to be solved in the present invention, is to provide one kind can effectively trap coating cloud, waste gas purification effect preferable, net
Change efficiency and reach that more than 99.5%, structure is simple, low cost waste gas cleaning system.
The present invention is realized by following proposal：A kind of waste gas cleaning system, it includes spray column main body, pond and recirculated water
Pump, described pond is arranged on the lower end of described spray column main body, and described water circulating pump is arranged on the inside in described pond, and passes through
Circulation pipe is connected to the inside of described spray column main body, and air inlet is arranged on the right side lower end of described spray column main body, discharges cigarette
Chimney is arranged on the top of described spray column main body, is provided with two-stage polyhedron empty ball filter layer in described spray column main body, and one-level is many
Face hollow ball filter layer and two grades of polyhedron empty ball filter layers, the upper end of described one-level polyhedron empty ball filter layer is provided with one-level spray
Drench arm, the upper end of described two grades of polyhedron empty ball filter layers is provided with two grades of spray arms, described one-level spray arm and described
Two grades of spray arms are all connected to described circulation pipe, and the upper end of described two grades of spray arms is provided with demisting layer, described demisting layer
Upper end is provided with photo-catalytic filtering screen, and the upper end of described photo-catalytic filtering screen is provided with photodissociation purifying column, described photodissociation purifying column upper
End is provided with high efficiency active carbon net filtration layer.
The lower end of described spray column main body is tapered, and the bottom of taper is provided with liquid outlet.
In described pond, two regions, decanting zone and clear water zone are divided into by overflow plate, are arranged on described liquid outlet lower end
For decanting zone.
Described water circulating pump is arranged on described clear water zone, is provided with recirculated water mistake between described water circulating pump and described overflow plate
Filter screen.
The lower end of described spray column main body is provided with pillar, and described pillar is arranged in described pond.
In the described air inlet and lower end of described blowdown stack is equipped with axial flow blower.
The upper end of described blowdown stack is apart from more than 15 meters of ground.
Described one-level polyhedron empty ball filter layer and described two grades of polyhedron empty ball filter layers are and adopt polypropylene plastics
The chondritic being made.
Described photodissociation purifying column is combined by nano TiO 2 and ultraviolet light beam.
Described one-level sprays arm and the lower end of described two grades of spray arms is equipped with downward opening spray head.
Beneficial effects of the present invention are：
1st, the paint waste gas that a kind of waste gas cleaning system of the present invention produces in paint spray booth enters photodissociation purifying column before processing, enters
Row pre-treatment is collected and is filtered, and to remove the particulate matters such as water smoke, the dust of impact photodissociation decomposition, can improve the net of photodissociation purifying column
Change efficiency；
2nd, a kind of photodissociation purifying column of waste gas cleaning system of the present invention utilizes catalytic action and the ultraviolet light beam of nano TiO 2
Splitting action pyrolysis oxidization decomposition is carried out to the harmful gass composition in waste gas, more than 99.5% have can be gone in removing exhaust gas
Evil gas；
3rd, a kind of polyhedron empty ball filter layer of waste gas cleaning system of the present invention is to be formed by polypropylene (PP) plastic production
Spherical composition, have the characteristics that specific surface area is big, air drag is little, buffer capacity good, the water that spray head sprays from top to bottom
Flow through and larger absorbing and filtering layer during hollow ball, can be formed, not only can stop and adsorb the dust granules thing in waste gas,
Chlorine and the carbon dioxide in most of waste gas can be fallen with adsorption cleaning；
4th, the water smoke that a kind of spray head through high pressure high density of waste gas cleaning system of the present invention is formed, from top to down with
Waste gas from bottom to top is fully contacted, and can be very good to adsorb the particulate matter in waste gas and harmful gass；
5th, a kind of waste gas cleaning system of the present invention adopts two-stage polyhedron empty ball filter layer, one-level polyhedron empty ball filter layer
With two grades of polyhedron empty ball filter layers, coordinate one-level spray arm and two grades of spray arms, strengthen treatment effect；
6th, a kind of waste gas after photodissociation purifying column for the waste gas cleaning system of the present invention is eventually through high efficiency active carbon net mistake
Filtering layer, using harmful gass remaining in the adsorption filtration waste gas of high-efficiency high-accuracy activated carbon stratum reticulare, eventually passes through purification efficiency and reaches
More than 99.5% gas is discharged in 15 meters of air above by high altitude discharge chimney in the presence of blower fan, accomplishes row up to standard
Put；
7th, a kind of waste gas cleaning system of the present invention carries out demisting through the waste gas of pretreatment by demisting layer, then touches through light
Matchmaker's drainage screen enters photodissociation purifying column after being filtered, and can improve the purification efficiency of photodissociation purifying column；
8th, it is provided with overflow plate and circulation water sieve in a kind of pond of waste gas cleaning system of the present invention it is ensured that spraying
The cleannes of the spray liquid that head sprays.
Brief description
Fig. 1 is a kind of structural representation of waste gas cleaning system of the present invention.
In figure：1 is spray column main body, and 2 is pond, and 3 is water circulating pump, and 4 is circulation pipe, and 5 is air inlet, and 6 is discharge cigarette
Chimney, 7 is one-level polyhedron empty ball filter layer, and 8 is two grades of polyhedron empty ball filter layers, and 9 spray arm for one-level, and 10 is two grades of sprays
Drench arm, 11 is demisting layer, 12 is photo-catalytic filtering screen, 13 is photodissociation purifying column, and 14 is high efficiency active carbon net filtration layer, and 15 are
Liquid outlet, 16 is overflow plate, and 17 is decanting zone, and 18 is clear water zone, and 19 is circulation water sieve, and 20 is pillar, and 21 is axle stream wind
Machine, 22 is spray head.
Specific embodiment
With reference to Fig. 1, the present invention is further described, but the scope of the present invention does not limit to described content.
Wherein identical parts are presented with like reference characters.It should be noted that word used in describing below
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in accompanying drawing, and word " interior " and " outward " refer respectively to court
To or the direction away from particular elements geometric center, and accompanying drawing all in the form of very simplification and all using non-accurately than
Rate, only in order to purpose that is convenient, lucidly aiding in illustrating the embodiment of the present invention.
In order to clear, do not describe whole features of practical embodiments, in the following description, be not described in detail known function
And structure because they can make the present invention due to unnecessary details chaotic it should think holding in any practical embodiments
It is necessary to make a large amount of implementation details to realize the specific objective of developer in sending out, such as according to relevant system or relevant business
Limit, another embodiment is changed into by an embodiment, additionally, it should think that this development is probably complicated and expends
Time, but it is only routine work to those skilled in the art.
A kind of waste gas cleaning system, it includes spray column main body 1, pond 2 and water circulating pump 3, and pond 2 is arranged on spray column
The lower end of main body 1, water circulating pump 3 is arranged on the inside in pond 2, and is connected to the inside of spray column main body 1 by circulation pipe 4,
Air inlet 5 is arranged on the right side lower end of spray column main body 1, and blowdown stack 6 is arranged on the top of spray column main body 1, spray column master
It is provided with two-stage polyhedron empty ball filter layer, one-level polyhedron empty ball filter layer 7 and two grades of polyhedron empty ball filter layers 8 in body 1, one
The upper end of level polyhedron empty ball filter layer 7 is provided with one-level spray arm 9, and the upper end of two grades of polyhedron empty ball filter layers 8 is provided with two
Level spray arm 10, one-level spray arm 9 and two grades of spray arms 10 are all connected to circulation pipe 4, and two grades spray the upper of arms 10
End is provided with demisting layer 11, and the upper end of demisting layer 11 is provided with photo-catalytic filtering screen 12, and the upper end of photo-catalytic filtering screen 12 is provided with photodissociation
Purifying column 13, the upper end of photodissociation purifying column 13 is provided with high efficiency active carbon net filtration layer 14.
The lower end of spray column main body 1 is tapered, and the bottom of taper is provided with liquid outlet 15.
In pond 2, two regions, decanting zone 17 and clear water zone 18 are divided into by overflow plate 16, are arranged on liquid outlet 15 lower end
For decanting zone 17.
Water circulating pump 3 is arranged on clear water zone 18, is provided with circulation water sieve 19 between water circulating pump 3 and overflow plate 16.
The lower end of spray column main body 1 is provided with pillar 20, and pillar 20 is arranged in pond 2.
Interior and blowdown stack 6 the lower end of air inlet 5 is equipped with axial flow blower 21.
The upper end of blowdown stack 6 is apart from more than 15 meters of ground.
One-level polyhedron empty ball filter layer 7 and two grades of polyhedron empty ball filter layers 8 are using polypropylene plastics making
The chondritic becoming.
Photodissociation purifying column 13 is combined by nano TiO 2 and ultraviolet light beam.
One-level sprays arm 9 and the lower end of two grades of spray arms 10 is equipped with downward opening spray head 22.
Work process：The paint waste gas producing in paint spray booth enters photodissociation purifying column 13 before processing, needs to carry out pre-treatment
Collect and filter, to remove the particulate matters such as water smoke, the dust of impact photodissociation decomposition, polyhedron empty ball filter layer is by polypropylene plastics
The spherical composition being made, has the characteristics that specific surface area is big, air drag is little, buffer capacity good, spray head 22 from upper and
The water of lower spray flows through and can form larger absorbing and filtering layer during hollow ball, not only can stop and adsorb the dust in waste gas
Particulate matter it is also possible to adsorption cleaning falls chlorine and carbon dioxide in most of waste gas, through the spray capitiform of high pressure high density
The water smoke becoming, is fully contacted with waste gas from bottom to top from top to down, can be very good the particulate matter in absorption waste gas and is harmful to
Gas, using two-stage polyhedron empty ball filter layer, one-level polyhedron empty ball filter layer 7 and two grades of polyhedron empty ball filter layers 8, joins
Unification level spray arm 9 and two grades of spray arms 10, are strengthened treatment effect, are carried out by demisting layer 11 through the waste gas of pretreatment
Demisting, then after photo-catalytic filtering screen 12 is filtered enter photodissociation purifying column 13, using nano TiO 2 catalytic action and
The splitting action of ultraviolet light beam carries out pyrolysis oxidization decomposition to the harmful gass composition in waste gas, the harmful gass in waste gas
More than 99.5% is removed, the waste gas after photodissociation purifying column 13 eventually through high efficiency active carbon net filtration layer 14, using height
In the adsorption filtration waste gas of effect active carbon with high accuracy stratum reticulare, remaining harmful gass, eventually pass through purification efficiency and reach more than 99.5%
Gas is discharged in 15 meters of air above by high altitude discharge chimney 6 in the presence of axial flow blower 21, accomplishes qualified discharge.
Spray liquid flows to the decanting zone 17 in pond 2 from liquid outlet 15, the water of decanting zone 17 upper strata clear water after settlement
Clear water zone 18 is overflowed to by overflow plate 16, then is flow at water circulating pump 3 by circulating water sieve 19, take out through water circulating pump 3
To circulation pipe 4, finally respectively arm 9 is sprayed by one-level and the spray head 22 of two grades of spray arm 10 lower ends is sprayed, spray
Drench liquid to flow out from liquid outlet 15, so circulate.
Although technical scheme having been done with more detailed elaboration and having enumerated it will be appreciated that for ability
For field technique personnel, above-described embodiment is made with modification or using equivalent replacement scheme, this is to those skilled in the art
It is it is clear that these modifications or improvements without departing from theon the basis of the spirit of the present invention for member, belong to the present invention
Claimed scope.
Claims (10)
1. a kind of waste gas cleaning system it is characterised in that：It includes spray column main body (1), pond (2) and water circulating pump (3), institute
State the lower end that pond (2) is arranged on described spray column main body (1), described water circulating pump (3) is arranged on the interior of described pond (2)
Portion, and it is connected to the inside of described spray column main body (1) by circulation pipe (4), air inlet (5) is arranged on described spray column main body
(1) right side lower end, blowdown stack (6) is arranged on the top of described spray column main body (1), sets in described spray column main body (1)
There are two-stage polyhedron empty ball filter layer, one-level polyhedron empty ball filter layer (7) and two grades of polyhedron empty ball filter layers (8), described
The upper end of one-level polyhedron empty ball filter layer (7) is provided with one-level spray arm (9), described two grades of polyhedron empty ball filter layers (8)
Upper end be provided with two grades of sprays arm (10), described one-level spray arm (9) and described two grades spray arm (10) and are all connected to
Described circulation pipe (4), the upper end of described two grades of sprays arm (10) is provided with demisting layer (11), and the upper end of described demisting layer (11) sets
There is photo-catalytic filtering screen (12), the upper end of described photo-catalytic filtering screen (12) is provided with photodissociation purifying column (13), and described photodissociation purifies
The upper end of tower (13) is provided with high efficiency active carbon net filtration layer (14).
2. a kind of waste gas cleaning system according to claims 1 it is characterised in that：Under described spray column main body (1)
End is tapered, and the bottom of taper is provided with liquid outlet (15).
3. a kind of waste gas cleaning system according to claims 2 it is characterised in that：Pass through overflow in described pond (2)
Plate (16) is divided into two regions, decanting zone (17) and clear water zone (18), be arranged on described liquid outlet (15) lower end for decanting zone
(17).
4. a kind of waste gas cleaning system according to claims 3 it is characterised in that：Described water circulating pump (3) is arranged on
Described clear water zone (18), is provided with circulation water sieve (19) between described water circulating pump (3) and described overflow plate (16).
5. a kind of waste gas cleaning system according to claims 1 it is characterised in that：Under described spray column main body (1)
End is provided with pillar (20), and described pillar (20) is arranged in described pond (2).
6. a kind of waste gas cleaning system according to claims 1 it is characterised in that：In described air inlet (5) and institute
The lower end stating blowdown stack (6) is equipped with axial flow blower (21).
7. a kind of waste gas cleaning system according to claims 1 it is characterised in that：The upper end of described blowdown stack (6)
Apart from more than 15 meters of ground.
8. a kind of waste gas cleaning system according to claims 1 it is characterised in that：Described one-level polyhedron empty ball filters
Layer (7) and described two grades of polyhedron empty ball filter layers (8) are the chondritic being made using polypropylene plastics.
9. a kind of waste gas cleaning system according to claims 1 it is characterised in that：Described photodissociation purifying column (13) is by receiving
Rice TiO2 and ultraviolet light beam combine.
10. a kind of waste gas cleaning system according to claims 1 it is characterised in that：Described one-level spray arm (9) and
The lower end of described two grades of sprays arm (10) is equipped with downward opening spray head (22).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611098265.5A CN106474921A (en) | 2016-12-03 | 2016-12-03 | A kind of waste gas cleaning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611098265.5A CN106474921A (en) | 2016-12-03 | 2016-12-03 | A kind of waste gas cleaning system |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096325A (en) * | 2017-05-08 | 2017-08-29 | 盐城市兰丰环境工程科技有限公司 | A kind of waste gas integrated treating device |
| CN107570006A (en) * | 2017-09-11 | 2018-01-12 | 安徽智博新材料科技有限公司 | A kind of pharmaceutical factory's exhaust gas purification and treatment device |
| CN107638770A (en) * | 2017-10-27 | 2018-01-30 | 广西贝仕特环保科技有限公司 | A kind of water circulation Waste gas purifying machine |
| CN107648941A (en) * | 2017-11-04 | 2018-02-02 | 李景春 | A kind of Medicine Factory exhaust gas purification and treatment device |
| CN108176175A (en) * | 2017-12-29 | 2018-06-19 | 武汉斯特蓝科技发展有限公司 | A kind of energy-saving environment-friendly high-pressure is without blocking water-screen cabinet and its exhaust gas waste slag treatment method |
| CN108176174A (en) * | 2017-12-29 | 2018-06-19 | 武汉斯特蓝科技发展有限公司 | A kind of processing method of energy saving and environment friendly biogum water-screen cabinet and its exhaust gas waste residue |
| CN108722092A (en) * | 2018-07-31 | 2018-11-02 | 厦门宇春机电设备有限公司 | A kind of Tower for purifying waste gas |
| CN109499336A (en) * | 2018-12-07 | 2019-03-22 | 广州和盛机械设备有限公司 | A kind of fume waste gas purifier and lampblack purifying system |
| CN110559849A (en) * | 2019-09-17 | 2019-12-13 | 夏枫 | Waste gas treatment device of coating mechanical equipment |
| CN110862183A (en) * | 2019-12-25 | 2020-03-06 | 台州锐祥机械设备有限公司 | Double-gun filtering and spraying device for wastewater treatment |
| CN110898619A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking waste gas treatment process and filler treatment tower |
| CN110898615A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking industrial waste gas treatment tower and treatment method |
| CN111659241A (en) * | 2020-06-02 | 2020-09-15 | 原金良 | Desulfurization, denitrification and dust removal device and process by adsorption filtration washing method |
| CN113101768A (en) * | 2021-02-26 | 2021-07-13 | 佛山市三水凤铝铝业有限公司 | Waste gas treatment device |
| CN114011167A (en) * | 2020-07-28 | 2022-02-08 | 苏州恩易思节能环保科技有限公司 | Waste gas treatment device |
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Application publication date: 20170308 |