CN108816012A - A kind of plastics exhaust gas purification device for preventing waste water from generating - Google Patents
A kind of plastics exhaust gas purification device for preventing waste water from generating Download PDFInfo
- Publication number
- CN108816012A CN108816012A CN201810695610.6A CN201810695610A CN108816012A CN 108816012 A CN108816012 A CN 108816012A CN 201810695610 A CN201810695610 A CN 201810695610A CN 108816012 A CN108816012 A CN 108816012A
- Authority
- CN
- China
- Prior art keywords
- exhaust gas
- support plate
- tower body
- screen
- pipe
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- 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
- B01D53/32—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 electrical effects other than those provided for in group B01D61/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B01D53/34—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
-
- 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
- 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
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses the plastics exhaust gas purification devices that one kind can prevent waste water from generating, including tower body, the intracavity bottom of tower body is equipped with supporting clapboard, the top end face middle thereof of supporting clapboard connects screen pipe, the bottom end opening of screen pipe is equipped with support plate, the top end face middle thereof of support plate connects inlet cylinder, the periphery top of inlet cylinder is arranged with dirt filtrating screen, the inner cavity of tower body is separated into purify cavity and inlet chamber by supporting clapboard, and the inner cavity of purify cavity is successively arranged activated carbon filter layer, photocatalyst process layer and support plate from top to bottom；Plastics exhaust gas of the present invention enters inlet chamber through air inlet pipe, then screen pipe is entered by inlet cylinder, under the filtering of dirt filtrating screen, remove the granule foreign in removing exhaust gas, then enter purify cavity through screen pipe, then the successively layering processing through ozone electrode, photocatalyst process layer and activated carbon filter layer, the harmful substance in plastics exhaust gas obtains further purified treatment, exhaust mass is improved, influence of the exhaust gas to air environment is reduced.
Description
Technical field
The present invention relates to environment protection treating technical field, specially a kind of plastics exhaust-gas treatment purification that can prevent waste water from generating
Device.
Background technique
Plastics are, by high-molecular compound made of addition polymerization or polycondensation polymerized, to be commonly called as plastics using monomer as raw material
Or resin, it can freely change ingredient and body styles, by synthetic resin and filler, plasticizer, stabilizer, lubricant, colorant
Equal additives composition.
The main component of plastics is resin.This noun of resin is initially the lipid secreted out of by animals and plants and gains the name, such as
Rosin, shellac etc., resin refer to the high-molecular compound not yet with various additives mixing.Resin accounts for about plastics total weight
40%~100%.The basic performance of plastics depends mainly on the person's character of resin, but additive also plays an important role.Some plastics
It is substantially made of, is free of or less containing additive, such as organic glass, polystyrene synthetic resin.
So-called plastics, it is one of synthetic resin in fact, and shape is similar with the pine resin in natural resin, by changing
It is artificial synthesized to learn to do section progress, and is referred to as plastics.
Since plastics have the excellent performances such as light, inexpensive, intensity is high and is easily worked, obtained in production and life
It is widely applied.In addition to only a few plastic tube, 90% plastic products service life is short, causes the sharply increasing of waste plastics quantity
Add.At this stage, waste plastics recovery technology in China's recycles process and predominantly collects, classifies and divide still based on physiochemical mutagens
From, cleaning, dry, broken or be granulated, the product of the suitable market demand is made by modified reprocessing or is used in mixed way with virgin material.
In plastic processes, with high molecular material heating, fusing or polymerization, part high molecular polymer, pigment,
Cracking or oxygenolysis occur for the compositions such as filler, auxiliary agent, generate aromatic, amine, hydrogen sulfide, phenols, aldehydes, acid, alkali, insatiable hunger
With the pollutants such as hydro carbons, volatilizees and diffuse out, entrainment of dust and moisture, outdoor is drained by mechanical exhaust, it is raw to surrounding
State environment will cause serious pollution and harm.With the continuous improvement of industrial society's degree, people's environmental consciousness also increasingly increases
By force, existing plastics waste gas treatment equipment can generate a large amount of useless in using water leaching dissolution process plastics exhaust gas purification process
Water causes secondary pollution, these waste water need individually processing, increases pollution control complicated procedures of forming, using being inconvenient.
Summary of the invention
The purpose of the present invention is to provide the plastics exhaust gas purification devices that one kind can prevent waste water from generating, on solving
State the problem of proposing in background technique.
To achieve the above object, the present invention provides the following technical solutions：
The intracavity bottom of a kind of plastics exhaust gas purification device for preventing waste water from generating, including tower body, tower body is equipped with support
Partition, the top end face middle thereof of supporting clapboard connect screen pipe, and the bottom end opening of screen pipe is equipped with support plate, the top of support plate
End face middle thereof connects inlet cylinder, and the periphery top of inlet cylinder is arranged with dirt filtrating screen, and dirt filtrating screen is ring network, inlet cylinder
Several intercommunicating pores are uniformly equipped in the middle part of periphery, inlet cylinder is connected by intercommunicating pore and screen pipe perforation, and supporting clapboard is tower
The inner cavity of body is separated into purify cavity and inlet chamber, and inlet chamber is located at the lower section of purify cavity, the side perforation of inlet chamber connect into
Tracheae, air inlet pipe are equipped with asepwirator pump, and the inner cavity of purify cavity is successively arranged activated carbon filter layer, photocatalyst process layer from top to bottom
And support plate, support plate are annular slabs, the top end face bilateral symmetry of support plate is equipped with support rod, and the top of support rod is equipped with ozone
The bottom end of arc-spark stand, ozone arc-spark stand is equipped with ozone electrode, and photocatalyst process layer includes frame and photocatalyst screen, and frame is round
Ring structure, the inner cavity of tower body is set in frame, and the inner hole of frame is equipped with photocatalyst screen, the top perforation connection exhaust of tower body
Pipe, the axis of tower body are overlapped with the axis of exhaust pipe, and the bottom end of tower body is uniformly equipped with several stabilizer blades.
Further, the edge of support plate uniformly penetrates through several dust flues of connection, and the top of support plate is uniformly equipped with
Several water conservancy diversion buckets matched with dust flue, the bottom end of the bottom end perforation connection tower body of dust flue.
Further, dust flue is corresponding with dirt filtrating screen in the vertical direction.
Further, the bottom end opening of dust flue is equipped with protective net.
Further, the axis of supporting clapboard is overlapped with the axis of screen pipe.
Further, the axis of inlet cylinder is overlapped with the axis of screen pipe.
Further, ozone arc-spark stand is corresponding with the mesoporous of support plate in the vertical direction.
Compared with prior art, plastics exhaust gas of the present invention enters inlet chamber through air inlet pipe, is then entered by inlet cylinder
Chimney filter removes the granule foreign in removing exhaust gas under the filtering of dirt filtrating screen, then enters purify cavity through screen pipe, then successively passes through
The layering of ozone electrode, photocatalyst process layer and activated carbon filter layer is handled, so that the harmful substance in plastics exhaust gas
Further purified treatment is obtained, exhaust mass is improved, reduces influence of the exhaust gas to air environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the plastics exhaust gas purification device that one kind of the present invention can prevent waste water from generating；
Fig. 2 is the structural schematic diagram of the top view for the plastics exhaust gas purification device that one kind of the present invention can prevent waste water from generating；
Fig. 3 is that the structure of the photocatalyst process layer for the plastics exhaust gas purification device that one kind of the present invention can prevent waste water from generating is shown
It is intended to.
In figure：1- tower body, 2- supporting clapboard, 3- purify cavity, 4- inlet chamber, 5- screen pipe, 6- inlet cylinder, 7- support plate,
8- intercommunicating pore, 9- dirt filtrating screen, 10- dust flue, 101- protective net, 11- water conservancy diversion bucket, 12- air inlet pipe, 13- asepwirator pump, 14- support
Plate, 15- ozone arc-spark stand, 16- ozone electrode, 17- support rod, 18- photocatalyst process layer, 181- frame, 182- photocatalyst grid
Plate, 19- activated carbon filter layer, 20- exhaust pipe, 21- stabilizer blade.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The technical solution of the patent is explained in further detail With reference to embodiment.
Fig. 1~3, a kind of plastics exhaust gas purification device for preventing waste water from generating, including tower body 1 are please referred to, it is described
The intracavity bottom of tower body 1 is equipped with supporting clapboard 2, and the top end face middle thereof of the supporting clapboard 2 connects screen pipe 5, support every
The axis of plate 2 is overlapped with the axis of screen pipe 5, and the bottom end opening of the screen pipe 5 is equipped with support plate 7, the top of the support plate 7
End face middle thereof connects inlet cylinder 6, and the axis of the inlet cylinder 6 is overlapped with the axis of screen pipe 5, the periphery of inlet cylinder 6
Top is arranged with dirt filtrating screen 9, and the dust filtration net 9 is ring network, if being uniformly equipped with involvement in the middle part of the periphery of the inlet cylinder 6
Through-hole 8, inlet cylinder 6 are connected by intercommunicating pore 8 and the perforation of screen pipe 5, and the supporting clapboard 2 is separated into the inner cavity of tower body 1 only
Change chamber 3 and inlet chamber 4, the inlet chamber 4 is located at the lower section of purify cavity 3, and the side perforation of inlet chamber 4 connects air inlet pipe 12,
The air inlet pipe 12 is equipped with asepwirator pump 13, and the inner cavity of the purify cavity 3 is successively arranged activated carbon filter layer 19, light from top to bottom
Catalyst process layer 18 and support plate 14, the support plate 14 are annular slabs, and the top end face bilateral symmetry of support plate 14 is equipped with support
Bar 17, the top of the support rod 17 are equipped with ozone arc-spark stand 15, the ozone arc-spark stand 15 in the vertical direction with support plate
14 mesoporous is corresponding, and the bottom end of ozone arc-spark stand 15 is equipped with ozone electrode 16, and the photocatalyst process layer 18 includes frame 181
With photocatalyst screen 182, the frame 181 is circular ring structure, is set in the inner cavity of tower body 1 in frame 181, frame 181 it is interior
Hole is equipped with photocatalyst screen 182, the top perforation connection exhaust pipe 20 of the tower body 1, the axis of tower body 1 and the axis of exhaust pipe 20
Line is overlapped, and the bottom end of tower body 1 is uniformly equipped with several stabilizer blades 21.
The present invention is in use, then plastics exhaust gas enters screen pipe by inlet cylinder 6 through the entrance inlet chamber 4 of air inlet pipe 12
5, under the filtering of dirt filtrating screen 9, the granule foreign in removing exhaust gas is removed, then enters purify cavity 3 through screen pipe 5, then successively passes through
The layering of ozone electrode 16, photocatalyst process layer 18 and activated carbon filter layer 19 is handled, so that having in plastics exhaust gas
Evil substance obtains further purified treatment, improves exhaust mass, reduces influence of the exhaust gas to air environment.
Embodiment 1 starts asepwirator pump 13, and plastics exhaust gas enters inlet chamber under the action of asepwirator pump 13, through air inlet pipe 12
4, subsequently into inlet cylinder 6, go the particle in removing exhaust gas miscellaneous under the filtering of dirt filtrating screen 9 into screen pipe 5 through intercommunicating pore 8
Matter, filtered exhaust gas by screen pipe 5 enter purify cavity 3, then successively through ozone electrode 16, photocatalyst process layer 18 and
The layering of activated carbon filter layer 19 is handled, so that the harmful substance in plastics exhaust gas obtains further purified treatment, is improved
Exhaust mass reduces influence of the exhaust gas to air environment.
Embodiment 2, the present embodiment be it is further elucidated above on the basis of embodiment 1, the edge of the support plate 7 is uniform
Perforation connect several dust flues 10, the top of support plate 7 is uniformly equipped with several water conservancy diversion buckets 11 matched with dust flue 10,
The dust flue 10 is corresponding with dirt filtrating screen 9 in the vertical direction, the bottom of the bottom end perforation connection tower body 1 of the dust flue 10
The bottom end opening at end, dust flue 10 is equipped with protective net 101, by the way that dust flue 10 is arranged, so that the dust particles that dirt filtrating screen 9 filters
After object is fallen, dust flue 10 is entered by water conservancy diversion bucket 11, is then discharged out, placed dust particles and accumulated in the lower section of dirt filtrating screen 9, led
Cause blocking.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (7)
1. the plastics exhaust gas purification device that one kind can prevent waste water from generating, including tower body（1）, tower body（1）Intracavity bottom
Equipped with supporting clapboard（2）, supporting clapboard（2）Top end face middle thereof connect screen pipe（5）, which is characterized in that screen pipe（5）
Bottom end opening be equipped with support plate（7）, support plate（7）Top end face middle thereof connect inlet cylinder（6）, inlet cylinder（6）It is outer
Disc top is arranged with dirt filtrating screen（9）, dirt filtrating screen（9）It is ring network, inlet cylinder（6）Periphery in the middle part of uniformly be equipped with it is several
Intercommunicating pore（8）, inlet cylinder（6）Pass through intercommunicating pore（8）With screen pipe（5）Perforation connection, supporting clapboard（2）Tower body（1）It is interior
Chamber is separated into purify cavity（3）And inlet chamber（4）, inlet chamber（4）It is located at purify cavity（3）Lower section, inlet chamber（4）A side pass through
Lead to and taps into tracheae（12）, air inlet pipe（12）It is equipped with asepwirator pump（13）, purify cavity（3）Inner cavity be successively arranged work from top to bottom
Property charcoal filter layer（19）, photocatalyst process layer（18）And support plate（14）, support plate（14）It is annular slab, support plate（14）Top
End face bilateral symmetry is equipped with support rod（17）, support rod（17）Top be equipped with ozone arc-spark stand（15）, ozone arc-spark stand（15）
Bottom end be equipped with ozone electrode（16）, photocatalyst process layer（18）Including frame（181）With photocatalyst screen（182）, frame
（181）It is circular ring structure, frame（181）Inside it is set in tower body（1）Inner cavity, frame（181）Inner hole be equipped with photocatalyst screen
（182）, tower body（1）Top perforation connection exhaust pipe（20）, tower body（1）Axis and exhaust pipe（20）Axis be overlapped, tower
Body（1）Bottom end be uniformly equipped with several stabilizer blades（21）.
2. the plastics exhaust gas purification device that one kind according to claim 1 can prevent waste water from generating, which is characterized in that
Support plate（7）Edge uniformly penetrate through several dust flues of connection（10）, support plate（7）Top be uniformly equipped with it is several with row
Dirt pipe（10）The water conservancy diversion bucket matched（11）, dust flue（10）Bottom end perforation connection tower body（1）Bottom end.
3. the plastics exhaust gas purification device that one kind according to claim 2 can prevent waste water from generating, which is characterized in that
Dust flue（10）In the vertical direction with dirt filtrating screen（9）It is corresponding.
4. the plastics exhaust gas purification device that one kind according to claim 2 can prevent waste water from generating, which is characterized in that
Dust flue（10）Bottom end opening be equipped with protective net（101）.
5. the plastics exhaust gas purification device that one kind according to claim 1 can prevent waste water from generating, which is characterized in that
Supporting clapboard（2）Axis and screen pipe（5）Axis be overlapped.
6. the plastics exhaust gas purification device that one kind according to claim 5 can prevent waste water from generating, which is characterized in that
Inlet cylinder（6）Axis and screen pipe（5）Axis be overlapped.
7. the plastics exhaust gas purification device that one kind according to claim 1 can prevent waste water from generating, which is characterized in that
Ozone arc-spark stand（15）In the vertical direction with support plate（14）Mesoporous it is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810695610.6A CN108816012A (en) | 2018-06-29 | 2018-06-29 | A kind of plastics exhaust gas purification device for preventing waste water from generating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810695610.6A CN108816012A (en) | 2018-06-29 | 2018-06-29 | A kind of plastics exhaust gas purification device for preventing waste water from generating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108816012A true CN108816012A (en) | 2018-11-16 |
Family
ID=64134778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810695610.6A Pending CN108816012A (en) | 2018-06-29 | 2018-06-29 | A kind of plastics exhaust gas purification device for preventing waste water from generating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108816012A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207237703U (en) * | 2017-09-01 | 2018-04-17 | 阿丽贝（鞍山）塑料防腐设备有限公司 | Plastics waste gas purification apparatus |
-
2018
- 2018-06-29 CN CN201810695610.6A patent/CN108816012A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207237703U (en) * | 2017-09-01 | 2018-04-17 | 阿丽贝（鞍山）塑料防腐设备有限公司 | Plastics waste gas purification apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2437706C2 (en) | Filter and method of its production | |
| CN110143730B (en) | Sewage treatment device capable of treating particulate matters through multistage grading and layering | |
| CN101314110A (en) | Hollow fiber film and preparation method thereof | |
| CN104479167B (en) | A kind of Pvdf Microporous Hollow Fiber Membrane waste silk recoverying and utilizing method | |
| CN213032100U (en) | Filter equipment for exhaust purification | |
| CN204395758U (en) | The waste gas treatment device of a kind of VOCs | |
| CN108816012A (en) | A kind of plastics exhaust gas purification device for preventing waste water from generating | |
| CN105126445A (en) | Corrosion-resistant oil smoke-polluted air filtering material and preparation method thereof | |
| CN205208762U (en) | Indoor air purifier | |
| CN106975330A (en) | A kind of decontamination device and its method for waste gas | |
| CN207422472U (en) | A kind of indoor air cleaner for possessing backflow functionality | |
| CN215027456U (en) | Activated carbon adsorption device | |
| CN116764425A (en) | High-strength waste gas purification spray tower and application method thereof | |
| JPH11156113A (en) | Apparatus for watch purification | |
| CN205528045U (en) | Improve U type sewage treatment plant | |
| CN105797494B (en) | Organic waste gas purifying device | |
| CN209872408U (en) | Anti-loosening device for water purifier | |
| CN215781864U (en) | Sewage treatment equipment for city | |
| CN205683783U (en) | A kind of equipment for treating industrial waste gas | |
| CN205204947U (en) | Waste water cooling treatment system | |
| CN215462978U (en) | Novel light oxygen adds active carbon exhaust-gas treatment equipment | |
| CN212799871U (en) | Environment-friendly sewage edulcoration filters device of recycling | |
| CN219539587U (en) | Sewage filtering environment-friendly device | |
| CN210595519U (en) | A pure water front end preprocessing device for SOD draws | |
| CN115465973B (en) | Method for treating black and odorous water body in rural areas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
|
| RJ01 | Rejection of invention patent application after publication |