CN109395558A - A kind of liquid spray scrubber - Google Patents
A kind of liquid spray scrubber Download PDFInfo
- Publication number
- CN109395558A CN109395558A CN201811238498.XA CN201811238498A CN109395558A CN 109395558 A CN109395558 A CN 109395558A CN 201811238498 A CN201811238498 A CN 201811238498A CN 109395558 A CN109395558 A CN 109395558A
- Authority
- CN
- China
- Prior art keywords
- water
- fixedly connected
- water tank
- tower body
- tank
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- 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
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- 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
- B01D2258/0283—Flue gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses a kind of liquid spray scrubbers, including pedestal, water storage tank, pipeline, tower body and water tank, the tower body and water tank are fixedly connected in pedestal upper end, the tower body bottom is provided with water storage tank, the water storage tank is connected to by pipeline with water tank, the water tank inner rotation is connected with rotation axis, stirrer gear is fixedly connected on the outside of the rotation axis, the water tank upper end is fixedly connected with speed reducer, the speed reducer upper end is fixedly connected with motor, the motor is connect with rotation axis by speed reducer drive, the speed reducer side is provided with feed hopper, the feed hopper is connected to water tank, the present invention is by being provided with stirrer gear, when the drug needed for needing that spray is added to water tank inside, open motor, motor drives stirrer gear rotation, so as to which the drug in water tank is sufficiently stirred well, make it preferably It is sufficiently merged with the water in water tank, to greatly improve the using effect of liquid spray scrubber.
Description
Technical field
The present invention relates to spray scrubber, specially a kind of liquid spray scrubber.
Background technique
Acid mist exhaust gas introduces purifying column by air hose, and by packing layer, exhaust gas and sodium hydroxide absorbing liquid carry out gas-liquid two-phase
Absorption neutralization reaction is come into full contact with, acid mist exhaust gas is discharged into atmosphere by blower after purification, then after demisting plate dehydrating demisting.It inhales
Receive liquid tower bottom after water pump is pressurized tower top spray and under, be finally back to tower bottom recycling.Purified acid mist exhaust gas
Reach the emission request of Guangdong Province place discharge standard, be lower than national emission standard, packing layer is as gas-liquid two-phase in spray column
Between contact member mass transfer apparatus.Filler tower bottom is equipped with supporting plate, and filler is placed on support plate in a manner of huddling.It fills out
Hold-down grid is installed in the top of material, blows to prevent being raised air-flow.Spray column spray liquid from tower top through liquid distribution trough spray to
On filler, and flowed down along filler surface.Gas is sent into from tower bottom, continuous in adverse current with liquid after distribution device in gas-fluid is distributed
By the gap of packing layer, gas-liquid two-phase close contact carries out mass transfer in filler surface.When liquid flows downward along packing layer
When, it sometimes appear that wall flow phenomenon, wall stream effect causes gas-liquid two-phase to be unevenly distributed in packing layer, to make under mass-transfer efficiency
Drop.Therefore, the packing layer in spray column is divided into two sections, and setting apparatus for redistributing in centre is sprayed after redistributing and filled out to lower layer
On material.
But existing liquid spray scrubber cannot adequately stir drug when dosing in water tank, thus
The using effect of drug greatly reduces, and when rainy season, rainwater easily flows into smoke exhaust pipe, therefore reduces spray washing
The service life of tower.For this purpose, it is proposed that a kind of liquid spray scrubber.
Summary of the invention
The purpose of the present invention is to provide a kind of liquid spray scrubbers, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme: a kind of liquid spray scrubber, including pedestal, storage
Sink, pipeline, tower body and water tank, the tower body and water tank are fixedly connected in pedestal upper end, and the tower body bottom is provided with storage
Sink, the water storage tank are connected to by pipeline with water tank, and the water tank inner rotation is connected with rotation axis, the rotation axis outside
It is fixedly connected with stirrer gear, the water tank upper end is fixedly connected with speed reducer, and the speed reducer upper end is fixedly connected with motor, institute
It states motor and is connect with rotation axis by speed reducer drive, the speed reducer side is provided with feed hopper, the feed hopper and water tank
Connection, the pipeline upper end are fixedly connected with circulating pump, and described circulating pump one end is connected to by No.1 water pipe and water tank, described to follow
Ring pump upper end is fixedly connected with water-main, and the water-main side is communicated with No. two water pipes and No. three water pipes, No. three water pipes
Above No. two water pipes, No. two water pipes and No. three water pipes penetrate tower body and extend to inside, No. two water pipes with
No. three water pipe lower ends are fixedly connected to fog-spray nozzle, and the water storage tank upper end is fixedly connected with filter screen, the filter screen top
It is provided with No.1 packing layer, the No.1 packing layer is fixedly connected on tower body inner wall, between No. two water pipes and No. three water pipes
No. two packing layers are provided with, No. two packing layers are fixedly connected on tower body inner wall, are provided with demisting above No. three water pipes
Plate, the demisting plate top are provided with activated carbon filter layer, and the demisting plate and activated carbon filter layer are fixedly connected in tower body
Inner wall, the tower body upper end are fixedly connected with smoke exhaust pipe, and the smoke exhaust pipe upper end is fixedly connected with rainhat by column, described
Smoke exhaust pipe side is fixedly connected with turbofan.
Preferably, the water tank side is fixedly connected with overflow pipe and controller, and the overflow pipe is located above controller
And be connected to water tank, the controller is respectively at turbofan, circulating pump and electrical connection of motor.
Preferably, the smoke evacuation inside pipe wall is fixedly connected with flue gas detector.
Preferably, the tower body side is fixedly connected with smoke-intake pipe.
Preferably, the inner wall of the pipe is fixedly connected with check valve.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention by being provided with stirrer gear, when needing that the required drug of spray is added to water tank inside, opens electricity
Machine, motor drive stirrer gear rotation, so as to which the drug in water tank is sufficiently stirred well, make it preferably and water
Water in case sufficiently merges, to greatly improve the using effect of liquid spray scrubber.
2. the present invention is by being provided with rainhat, rainhat can be very good to prevent rainwater from falling into smoke exhaust pipe, thus
The service life that spray scrubber is played a very good protection and extended to smoke exhaust pipe keeps it safer.
3. the present invention is by being provided with flue gas detector, flue gas detector can carry out discharge detection to the flue gas of discharge,
Discharge standard is reached, so that spray scrubber is more environmentally-friendly.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is cisten mechanism schematic diagram of the present invention；
Fig. 3 is rainhat structural schematic diagram of the present invention.
In figure: 1 pedestal, 2 tower bodies, 3 pipelines, 4 check valves, 5 circulating pumps, 6 No.1 water pipes, 7 water storage tanks, 8 filter screens, 9 into
Smoke pipe, 10 water tanks, 11 No.1 packing layers, 12 No. two water pipes, 13 fog-spray nozzles, 14 water-mains, 15 No. two packing layers, 16 No. three water
Pipe, 17 demisting plates, 18 activated carbon filter layers, 19 smoke exhaust pipes, 20 rainhats, 21 columns, 22 flue gas detectors, 23 turbofan,
24 motors, 25 speed reducers, 26 stirrer gears, 27 rotation axis, 28 controllers, 29 overflow pipes, 30 feed hoppers.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of liquid spray scrubber, including pedestal 1, water storage
Slot 7, pipeline 3, tower body 2 and water tank 10, the tower body 2 are fixedly connected with water tank 10 in 1 upper end of pedestal, 2 bottom of tower body
It is provided with water storage tank 7, the water storage tank 7 is connected to by pipeline 3 with water tank 10, and 10 inner rotation of water tank is connected with rotation axis
27, stirrer gear 26 is fixedly connected on the outside of the rotation axis 27, and 10 upper end of water tank is fixedly connected with speed reducer 25, described to subtract
Fast 25 upper end of machine is fixedly connected with motor 24, and the motor 24 is sequentially connected with rotation axis 27 by speed reducer 25, the deceleration
25 side of machine is provided with feed hopper 30, and the feed hopper 30 is connected to water tank 10, and 3 upper end of pipeline is fixedly connected with circulating pump
5, described 5 one end of circulating pump is connected to by No.1 water pipe 6 with water tank 10, and 5 upper end of circulating pump is fixedly connected with water-main 14,
14 side of water-main is communicated with No. two water pipes 12 and No. three water pipes 16, and No. three water pipes 16 are located on No. two water pipes 12
Side, No. two water pipes 12 and No. three water pipes 16 penetrate tower body 2 and extend to inside, No. two water pipes 12 and No. three water pipes
16 lower ends are fixedly connected to fog-spray nozzle 13, and 7 upper end of water storage tank is fixedly connected with filter screen 8, sets above the filter screen 8
It is equipped with No.1 packing layer 11, the No.1 packing layer 11 is fixedly connected on 2 inner wall of tower body, No. two water pipes 12 and No. three water pipes
It is provided with No. two packing layers 15 between 16, No. two packing layers 15 are fixedly connected on 2 inner wall of tower body, on No. three water pipes 16
Side is provided with demisting plate 17, and activated carbon filter layer 18, the demisting plate 17 and active carbon mistake are provided with above the demisting plate 17
Filtering layer 18 is fixedly connected in 2 inner wall of tower body, and 2 upper end of tower body is fixedly connected with smoke exhaust pipe 19,19 upper end of smoke exhaust pipe
It is fixedly connected with rainhat 20 by column 21,19 side of smoke exhaust pipe is fixedly connected with turbofan 23.
Further, 10 side of water tank is fixedly connected with overflow pipe 29 and controller 28, and the overflow pipe 29 is located at
It is connected to above controller 28 and with water tank 10, the controller 28 electrically connects respectively at turbofan 23, circulating pump 5 and motor 24
It connects, when water overfill in water tank 10, overflow pipe 29 facilitates the water inside water tank 10 to be discharged, and controller 28 controls turbofan
23, circulating pump 5 and motor 24 run well.
Further, 19 inner wall of smoke exhaust pipe is fixedly connected with flue gas detector 22, and flue gas detector 22 can be to row
The flue gas put carries out discharge detection, reaches discharge standard, so that spray scrubber is more environmentally-friendly.
Further, 2 side of tower body is fixedly connected with smoke-intake pipe 9, and smoke-intake pipe 9 facilitates flue gas to enter inside tower body 2.
Further, 3 inner wall of pipeline is fixedly connected with check valve 4, so that the water inside water storage tank 7 is single by pipeline 3
To flowing in water tank 10.
Specifically, in use, flue gas is entered in tower body 2 by smoke-intake pipe 9, and liquid absorption is added by feed hopper 30
Agent is into water tank 10 and tap water is added, and the controller 28 for being then turned on model ZYT16G makes motor 24 drive stirrer gear
26 rotations, so as to which the drug in water tank 10 is sufficiently stirred well, fill it preferably with the water in water tank 10
Divide fusion, so that the using effect of liquid spray scrubber is greatly improved, and circulating pump 5 will contain absorbent in water tank 10
Tap water be evacuated in No. two water pipes 12 and No. three water pipes 16 and tower body 2 sprayed to the object for being dissolved in water in discarded by fog-spray nozzle 13
Matter carries out absorption and acid-base neutralization, and activated carbon filter layer 18 absorbs the particulate matter in exhaust gas, spraying droplet drippage
It is flowed in water tank 10 and is recycled by pipeline 3 again into water storage tank 7, and treated that flue gas is discharged by smoke exhaust pipe 19,
Turbofan 23 accelerates the speed of smoke evacuation when smoke evacuation, and the flue gas of 22 pairs of flue gas detector discharges detects, so that cigarette
Gas reaches effluent standard, and rainhat 20 can be very good to prevent rainwater from falling into smoke exhaust pipe 19, to rise to smoke exhaust pipe 19
To good protective effect and extend the service life of spray scrubber.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of liquid spray scrubber, including pedestal (1), water storage tank (7), pipeline (3), tower body (2) and water tank (10), described
Tower body (2) and water tank (10) are fixedly connected in pedestal (1) upper end, and tower body (2) bottom is provided with water storage tank (7), described
Water storage tank (7) is connected to by pipeline (3) with water tank (10), it is characterised in that: water tank (10) inner rotation is connected with rotation
Axis (27), rotation axis (27) outside are fixedly connected with stirrer gear (26), and water tank (10) upper end is fixedly connected with deceleration
Machine (25), speed reducer (25) upper end are fixedly connected with motor (24), and the motor (24) and rotation axis (27) pass through deceleration
Machine (25) transmission connection, speed reducer (25) side are provided with feed hopper (30), and the feed hopper (30) and water tank (10) are even
Logical, pipeline (3) upper end is fixedly connected with circulating pump (5), and described circulating pump (5) one end passes through No.1 water pipe (6) and water tank
(10) it is connected to, circulating pump (5) upper end is fixedly connected with water-main (14), and water-main (14) side is communicated with No. two water
Manage (12) and No. three water pipes (16), No. three water pipes (16) are located above No. two water pipes (12), No. two water pipes (12) and
No. three water pipes (16) penetrate tower body (2) and extend to inside, and No. two water pipes (12) and No. three water pipe (16) lower ends are solid
Surely it is connected with fog-spray nozzle (13), water storage tank (7) upper end is fixedly connected with filter screen (8), setting above the filter screen (8)
Have No.1 packing layer (11), the No.1 packing layer (11) is fixedly connected on tower body (2) inner wall, No. two water pipes (12) and three
No. two packing layers (15) are provided between number water pipe (16), No. two packing layers (15) are fixedly connected on tower body (2) inner wall, institute
It states and is provided with demisting plate (17) above No. three water pipes (16), be provided with activated carbon filter layer (18) above the demisting plate (17),
The demisting plate (17) and activated carbon filter layer (18) are fixedly connected in tower body (2) inner wall, and tower body (2) upper end is fixed to be connected
It is connected to smoke exhaust pipe (19), smoke exhaust pipe (19) upper end is fixedly connected with rainhat (20), the smoke exhaust pipe by column (21)
(19) side is fixedly connected with turbofan (23).
2. a kind of liquid spray scrubber according to claim 1, it is characterised in that: water tank (10) side is fixed to be connected
It is connected to overflow pipe (29) and controller (28), the overflow pipe (29) is located above controller (28) and is connected to water tank (10),
The controller (28) is electrically connected respectively at turbofan (23), circulating pump (5) and motor (24).
3. a kind of liquid spray scrubber according to claim 1 or 2, it is characterised in that: smoke exhaust pipe (19) inner wall
It is fixedly connected with flue gas detector (22).
4. a kind of liquid spray scrubber according to claim 1, it is characterised in that: tower body (2) side is fixed to be connected
It is connected to smoke-intake pipe (9).
5. a kind of liquid spray scrubber according to claim 1, it is characterised in that: pipeline (3) inner wall is fixed to be connected
It is connected to check valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238498.XA CN109395558A (en) | 2018-10-23 | 2018-10-23 | A kind of liquid spray scrubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238498.XA CN109395558A (en) | 2018-10-23 | 2018-10-23 | A kind of liquid spray scrubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109395558A true CN109395558A (en) | 2019-03-01 |
Family
ID=65469007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811238498.XA Pending CN109395558A (en) | 2018-10-23 | 2018-10-23 | A kind of liquid spray scrubber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109395558A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496515A (en) * | 2019-10-08 | 2019-11-26 | 杭州迪林网络科技有限公司 | A kind of biotechnology deodorization device for biological organic fertilizer |
| CN112844023A (en) * | 2020-12-29 | 2021-05-28 | 浙江宝峰热电有限公司 | Flue gas ammonia water wet desulphurization equipment |
| CN113457327A (en) * | 2021-08-03 | 2021-10-01 | 贵州泓林机械科技有限公司 | A scrubbing tower for gaseous dust fall |
| CN113680195A (en) * | 2021-07-09 | 2021-11-23 | 深圳市永驰环保设备有限公司 | Dustproof integrated form treatment tower that removes flavor based on VOCS handles |
| CN115646176A (en) * | 2022-09-28 | 2023-01-31 | 江苏升辉装备集团股份有限公司 | Reaction tower for pollution prevention and control and use method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA439923A (en) * | 1947-02-25 | S. Dubois Adrien | Textile treatment | |
| US4002722A (en) * | 1974-03-16 | 1977-01-11 | Sintokogio, Ltd. | Process and apparatus for wet treatment of vent gas |
| US20100011956A1 (en) * | 2005-02-14 | 2010-01-21 | Neumann Systems Group, Inc. | Gas liquid contactor and effluent cleaning system and method |
| CN205886473U (en) * | 2016-08-11 | 2017-01-18 | 苏州顶裕节能设备有限公司 | A circulation tank for vertical washing tower |
| CN207307511U (en) * | 2017-09-09 | 2018-05-04 | 扬州嘉明环保科技有限公司 | Fiberglass stuffing washing tower |
| CN207591595U (en) * | 2017-11-02 | 2018-07-10 | 苏州联滔环保设备有限公司 | A kind of spray scrubber waste gas treatment equipment |
| CN209302516U (en) * | 2018-10-23 | 2019-08-27 | 临安恒绿环境科技有限公司 | A kind of liquid spray scrubber |
-
2018
- 2018-10-23 CN CN201811238498.XA patent/CN109395558A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA439923A (en) * | 1947-02-25 | S. Dubois Adrien | Textile treatment | |
| US4002722A (en) * | 1974-03-16 | 1977-01-11 | Sintokogio, Ltd. | Process and apparatus for wet treatment of vent gas |
| US20100011956A1 (en) * | 2005-02-14 | 2010-01-21 | Neumann Systems Group, Inc. | Gas liquid contactor and effluent cleaning system and method |
| CN205886473U (en) * | 2016-08-11 | 2017-01-18 | 苏州顶裕节能设备有限公司 | A circulation tank for vertical washing tower |
| CN207307511U (en) * | 2017-09-09 | 2018-05-04 | 扬州嘉明环保科技有限公司 | Fiberglass stuffing washing tower |
| CN207591595U (en) * | 2017-11-02 | 2018-07-10 | 苏州联滔环保设备有限公司 | A kind of spray scrubber waste gas treatment equipment |
| CN209302516U (en) * | 2018-10-23 | 2019-08-27 | 临安恒绿环境科技有限公司 | A kind of liquid spray scrubber |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496515A (en) * | 2019-10-08 | 2019-11-26 | 杭州迪林网络科技有限公司 | A kind of biotechnology deodorization device for biological organic fertilizer |
| CN112844023A (en) * | 2020-12-29 | 2021-05-28 | 浙江宝峰热电有限公司 | Flue gas ammonia water wet desulphurization equipment |
| CN113680195A (en) * | 2021-07-09 | 2021-11-23 | 深圳市永驰环保设备有限公司 | Dustproof integrated form treatment tower that removes flavor based on VOCS handles |
| CN113457327A (en) * | 2021-08-03 | 2021-10-01 | 贵州泓林机械科技有限公司 | A scrubbing tower for gaseous dust fall |
| CN115646176A (en) * | 2022-09-28 | 2023-01-31 | 江苏升辉装备集团股份有限公司 | Reaction tower for pollution prevention and control and use method thereof |
| CN115646176B (en) * | 2022-09-28 | 2024-06-25 | 江苏升辉装备集团股份有限公司 | Reaction tower for pollution control and application method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109395558A (en) | A kind of liquid spray scrubber | |
| CN209302516U (en) | A kind of liquid spray scrubber | |
| CN203244879U (en) | Waste gas absorption tower | |
| CN201154288Y (en) | Self-distributing parallelflow pneumatic rotary packed tower | |
| CN209501315U (en) | Sewage station-service waste gas treatment equipment | |
| CN104906931A (en) | Nitrogen oxide waste gas treatment method and treatment system thereof | |
| CN103230736A (en) | Plastic waste gas washing tower | |
| CN210229569U (en) | Waste gas washing tower | |
| CN209406036U (en) | Organic waste-gas purification spray column | |
| CN201625483U (en) | Structure of horizontal washing tower | |
| CN109966903B (en) | Flue gas processing apparatus that thermal power plant used | |
| CN2751869Y (en) | Dust removal peculiar smell removing multifunction purifying tower | |
| CN206424740U (en) | A kind of high-efficient oil smoke piece-rate system | |
| CN117695832B (en) | Blending reaction flue gas spray tank | |
| CN201776079U (en) | Equipment for purifying and treating waste gas in sand mould modeling line cooling duct | |
| CN103480230A (en) | Sulfide waste gas purification absorption device and use method thereof | |
| CN205287949U (en) | Dust and organic waste gas absorb purifier | |
| CN209662971U (en) | Vertical packing exhaust gas absorption tower | |
| CN201880465U (en) | Seawater desulfurizing spray tower | |
| CN203220848U (en) | Plastic exhaust gas scrubbing tower | |
| CN114146538B (en) | Absorption dust removal tower and dust removal method thereof | |
| CN117160215A (en) | A multi-stage desulfurization spray tower for flue gas purification | |
| CN110124428A (en) | A kind of industrial waste gas treating column | |
| CN115888363A (en) | Waste gas purification system that sprays in tower | |
| CN210385434U (en) | Desulfurization and denitrification equipment for boiler |
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 |