CN108452623A - A kind of industrial waste-gas purifier for going acid to remove alkali - Google Patents
A kind of industrial waste-gas purifier for going acid to remove alkali Download PDFInfo
- Publication number
- CN108452623A CN108452623A CN201810323995.3A CN201810323995A CN108452623A CN 108452623 A CN108452623 A CN 108452623A CN 201810323995 A CN201810323995 A CN 201810323995A CN 108452623 A CN108452623 A CN 108452623A
- Authority
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- Prior art keywords
- case
- chimney
- secondary purification
- primary purifying
- chamber
- Prior art date
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- 239000002253 acid Substances 0.000 title claims abstract description 22
- 239000002912 waste gas Substances 0.000 title claims abstract description 18
- 239000003513 alkali Substances 0.000 title claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 40
- 238000000746 purification Methods 0.000 claims abstract description 36
- 239000003546 flue gas Substances 0.000 claims abstract description 22
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 18
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 claims abstract description 6
- 238000006386 neutralization reaction Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 5
- 238000002386 leaching Methods 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 230000005684 electric field Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—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
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 industrial waste-gas purifiers for going acid to remove alkali, including primary purifying case, secondary purification case and chimney, the chimney is located at the rear side of secondary purification case, the bottom end of the chimney is equipped with air pump, flue gas pipe fitting is equipped at the suction opening of the air pump, the bottom of the secondary purification case side wall is equipped with the second blowing mouth, it is connected equipped with the second appendix between the flue gas pipe fitting and the second blowing mouth, the inner cavity of the chimney is equipped with flushing machine, the flushing machine includes main jet shower pipe and auxiliary spray tube, the auxiliary spray tube is located at the top of main jet shower pipe, it is provided with anode metal net between the main jet shower pipe and auxiliary spray tube.Beneficial effects of the present invention are：Droplet, all kinds of little particles in flue gas are collided with silk screen under the double action that electrostatic attraction is intercepted with physics and are captured by Coulomb force；To which clean flue gas is then drained into air.
Description
Technical field
The present invention relates to exhaust-gas treatment field, specifically a kind of industrial waste-gas purifier for going acid to remove alkali.
Background technology
Waste gas purification is primarily referred to as the industrial waste gas generated for industrial site such as dust particle, flue gas flue dust, different
The work that taste gas, toxic and harmful gas are administered.Common waste gas purification has factory's fume and exhaust gas purifying, workshop dust useless
Gas purification, organic waste-gas purification, the purification of exhaust gas peculiar smell, acid-base waste gas purifying, purification of chemical waste gas etc..Therefore a kind of function is needed
Emission-control equipment complete, evolution effect is good, nowadays processing unit is all more single, and the purification of many exhaust gas is generally up to
It is less than desired effect or not up to standard, it is unfavorable for environmental protection.
Invention content
The purpose of the present invention is to provide a kind of industrial waste-gas purifiers for going acid to remove alkali, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions：
A kind of industrial waste-gas purifier for going acid to remove alkali, including primary purifying case, secondary purification case and chimney, it is described primary net
The top for changing case is equipped with air inlet, and air inlet pipe is equipped at the air inlet, if being equipped with arterial highway air guide in the primary purifying case
Plate, the aeroscopic plate is obliquely mounted on the inner cavity of primary purifying case, and gas-guide tube is incited somebody to action in staggered oblique arrangement
If the inner cavity of primary purifying case is divided into arterial highway spray chamber, one end of the aeroscopic plate is fixed on the inner wall of primary purifying case,
There is interval between the gas-guide tube other end and the inner wall of primary purifying case, is connected by gap between the adjacent spray chamber
Logical, if being equipped with arterial highway spray equipment on the outer wall of the primary purifying case, the spray equipment is corresponding with spray chamber, described
Spray equipment is mounted on nozzle and stretches into corresponding leaching intracavitary, and the bottom of the side wall of the primary purifying case is provided with first
Blowing mouth, is equipped with water fender at first blowing mouth, and the water fender is mounted on the front of the first blowing mouth, it is described just
The bottom end of grade purifying box is equipped with storage chamber, and the end of the water fender is located at the surface of storage chamber, the secondary purification case
Positioned at the rear side of primary purifying case, the top of the secondary purification case is equipped with the first appendix, the primary purifying case and two
Grade purifying box is connected by the first appendix, is equipped with partition board in the secondary purification case, and the partition board is by secondary purification case
Three neutralization chambers are divided into, are connected equipped with snorkel between the neutralization chamber, the neutralization intracavitary is mounted on soda acid detection
Device is equipped with acid averager on the side wall of the neutralization chamber of the top, alkaline neutralization is equipped on the side wall of intermediate neutralization chamber
Device is equipped with adaptability averager, the acidity averager, alkaline averager and adaptability on the side wall of the neutralization chamber of lowermost end
Atomizer is mounted on averager, the chimney is located at the rear side of secondary purification case, and the bottom end of the chimney is equipped with pumping
Air pump, flue gas pipe fitting is equipped at the suction opening of the air pump, and the bottom of the secondary purification case side wall is equipped with the second gas transmission
Mouthful, it is connected equipped with the second appendix between the flue gas pipe fitting and the second blowing mouth, the inner cavity of the chimney is equipped with punching
Washing machine structure, the flushing machine include main jet shower pipe and auxiliary spray tube, and the auxiliary spray tube is located at the top of main jet shower pipe, institute
It states and is provided with anode metal net between main jet shower pipe and auxiliary spray tube, the side of the anode metal net is equipped with without feedback insulator
There is feedback insulator box in the other side of case, the anode metal net.
As a further solution of the present invention：The spray equipment of the top is equipped with cyclone showerhead, remaining spray
Device is equipped with vortex spiral nozzle.
As a further solution of the present invention：The bottom of the secondary purification case is equipped with precipitation chamber.
As a further solution of the present invention：It is mounted on drainage on the inner wall of first appendix and the second appendix
Wind turbine.
As a further solution of the present invention：High pressure silicon commutating power supply, the high pressure are installed on the side wall of the chimney
Silicon commutating power supply by conducting wire with, have feedback insulator box be connected.
As a further solution of the present invention：The anode metal is connected with cathode line on the net.
As further scheme of the invention：The top of the chimney is equipped with discharge duct.
Compared with prior art, the beneficial effects of the invention are as follows：
One, by spray equipment, cooling processing is carried out to the industrial gasses containing high heat, reduces the influence to equipment；
Two, there is the medicine liquid ingredient containing reaction disinfection in the aqueous sprayed, part of smoke is contacted with the liquid face in device,
It chemically reacts, pernicious gas in flue gas etc. is removed another part flue gases in device to be contacted with spray liquid, is occurred
Chemical reaction, removes pernicious gas, and the aeroscopic plate of staggered oblique arrangement increases the contact area of liquid and flue gas, making
It is more abundant to learn reaction；
Three, the design of water fender had not only avoided solution and had flow in appendix, but also reached and solution is guided in storage chamber；
Four, three neutralization chambers are reacted successively, and the neutralization intracavitary is mounted on soda acid detector, is detected before reaction,
The neutralization chamber of the top carries out reaction neutralization to sour gas, and intermediate neutralization chamber neutralizes alkaline gas, lowermost end
It neutralizes chamber and neutralization reaction is carried out to the superfluous suspension of reaction, to achieve the purpose that remove harmful substance completely.
Five, the processing exhaust gas moistened enters the high voltage electric field between cathode and anode, the processing exhaust gas of moistening from bottom to top
In tiny particles content and steam drop be ionized in electric field space, droplet, all kinds of little particles in flue gas, certain electronegativity
Gas molecule takes negative electrical charge by rapid charged, these charged ions are under the effect in the same direction of air-flow and electric field force to metal sun
Ghandler motion is dynamic, after reaching anode metal net, is collided with silk screen under the double action that electrostatic attraction and physics intercept and by Coulomb force
Capture；To which clean flue gas is then drained into air.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of primary purifying case and secondary purification case in the present invention.
Fig. 3 is the structural schematic diagram of chimney in the present invention.
Specific implementation mode
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 describes, 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.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of industrial waste-gas purifier for going acid to remove alkali, including it is primary net
Change case 2, secondary purification case 3 and chimney 4, the top of the primary purifying case 2 is equipped with air inlet 21, is installed at the air inlet 21
There is air inlet pipe 11, if being equipped with arterial highway aeroscopic plate 22 in the primary purifying case 2, the aeroscopic plate 22 is obliquely mounted on primary
The inner cavity of purifying box 2, and if gas-guide tube 22 inner cavity of primary purifying case 2 is divided into arterial highway in staggered oblique arrangement
One end of spray chamber 23, the aeroscopic plate 22 is fixed on the inner wall of primary purifying case 2,22 other end of gas-guide tube and primary purifying
There is interval between the inner wall of case 2, is connected by gap between the adjacent spray chamber 23, the primary purifying case 2
If being equipped with arterial highway spray equipment 24 on outer wall, the spray equipment 24 is corresponding with spray chamber 23, and the spray equipment 24 is equal
Nozzle is installed and is stretched into corresponding leaching chamber 23, the bottom of the side wall of the primary purifying case 2 is provided with the first blowing mouth
29, water fender 27 is installed, the water fender 27 is mounted on the front of the first blowing mouth 29, institute at first blowing mouth 29
The bottom end for stating primary purifying case 2 is equipped with storage chamber 28, and the end of the water fender 27 is located at the surface of storage chamber 28, exhaust gas
It into after 2 inner cavity of primary purifying case, is spread along aeroscopic plate 22, spray system moves towards arrangement by flue gas, is deposited in the aqueous of spray
In the medicine liquid ingredient containing reaction disinfection, part of smoke is contacted with the liquid face in device, is chemically reacted, will be in flue gas
Pernicious gas etc. remove another part flue gases and contacted with spray liquid in device, chemically react, remove and be harmful to gas
Body, the aeroscopic plate 22 of staggered oblique arrangement, increases the contact area of liquid and flue gas, keeps chemical reaction more abundant.Together
When cooling processing carried out to the industrial gasses containing high heat, reduce the influence to equipment；It is provided with water fender 27, was both avoided
Solution is flow in appendix, and reaches and solution is guided in storage chamber 28.
The secondary purification case 3 is located at the rear side of primary purifying case 2, and the top of the secondary purification case 3 is equipped with first
Appendix 12, the primary purifying case 2 is connected with secondary purification case 3 by the first appendix 12, in the secondary purification case 3
Partition board 31 is installed, secondary purification case 3 is divided into three neutralization chambers 32, is equipped between the neutralization chamber 32 logical by the partition board 31
Tracheae 33 is connected, and soda acid detector 34 is mounted in the neutralization chamber 32, is installed on the side wall of the neutralization chamber 32 of the top
There is acid averager 35, alkaline averager 36, the side of the neutralization chamber 32 of lowermost end are installed on the side wall of intermediate neutralization chamber 32
Adaptability averager 37 is installed on wall, is pacified on the acidity averager 35, alkaline averager 36 and adaptability averager 37
Equipped with atomizer 38, three neutralize chamber 32 and are reacted successively, are mounted on soda acid detector 34 in the neutralization chamber 32, instead
It is detected before answering, the neutralization chamber of the top carries out reaction neutralization to sour gas, and intermediate neutralization chamber carries out alkaline gas
It neutralizes, the chamber that neutralizes of lowermost end carries out neutralization reaction to the superfluous suspension of reaction, and harmful substance is removed completely to reach
Purpose.Drainage wind turbine 14 is mounted on the inner wall of first appendix, 12 and second appendix 13.
The chimney 4 is located at the rear side of secondary purification case 3, and the bottom end of the chimney 4 is equipped with air pump 41, the exhausting
Flue gas pipe fitting 40 is equipped at the suction opening of pump 41, the bottom of 3 side wall of secondary purification case is equipped with the second blowing mouth 30, described
It is connected equipped with the second appendix 13 between flue gas pipe fitting 40 and the second blowing mouth 30, the inner cavity of the chimney 4 is equipped with punching
Washing machine structure 42, the flushing machine 42 include main jet shower pipe 44 and auxiliary spray tube 43, and the auxiliary spray tube 43 is located at main jet leaching
The top of pipe 44 is provided with anode metal net 47, the anode metal net 47 between the main jet shower pipe 44 and auxiliary spray tube 43
Side be equipped with without feedback insulator box 48, the other side of the anode metal net 47, which has, presents insulator box 47, described
High pressure silicon commutating power supply 45 is installed on the side wall of chimney 4, the high pressure silicon commutating power supply 45 by conducting wire with have feedback insulator
Case 47 is connected, and cathode line is connected on the anode metal net 47, and the top of the chimney 4 is equipped with discharge duct.Main jet
Shower pipe 44 carries out the exhaust gas after multistep treatment preliminary processing operation, and the processing exhaust gas subsequently moistened enters cathode from bottom to top
High voltage electric field between anode, the tiny particles content handled in exhaust gas and steam drop of moistening are electric in electric field space
From droplet, all kinds of little particles, certain electronegative gas molecules in flue gas take negative electrical charge by rapid charged, these are charged
Ion moves under the effect in the same direction of air-flow and electric field force to metal anode, after reaching anode metal net, in electrostatic attraction and object
It manages and collides with silk screen under the double action intercepted and captured by Coulomb force；To which clean flue gas is then drained into air, auxiliary spray
Pipe 43 is for cleaning anode metal net 47 after powering off.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of industrial waste-gas purifier for going acid to remove alkali, including primary purifying case, secondary purification case and chimney, feature exist
In the top of the primary purifying case is equipped with air inlet, is equipped with air inlet pipe at the air inlet, is set in the primary purifying case
If there is arterial highway aeroscopic plate, the aeroscopic plate is obliquely mounted on the inner cavity of primary purifying case, and gas-guide tube inclines in staggered
If tiltedly to which the inner cavity of primary purifying case is divided into arterial highway spray chamber, one end of the aeroscopic plate is fixed on primary purifying for arrangement
On the inner wall of case, there is interval between the gas-guide tube other end and the inner wall of primary purifying case, lead between the adjacent spray chamber
It crosses gap to be connected, if being equipped with arterial highway spray equipment, the spray equipment and spray chamber on the outer wall of the primary purifying case
Corresponding, the spray equipment is mounted on nozzle and stretches into corresponding leaching intracavitary, the bottom of the side wall of the primary purifying case
Portion is provided with the first blowing mouth, and water fender is equipped at first blowing mouth, and the water fender is mounted on the first blowing mouth
The bottom end in front, the primary purifying case is equipped with storage chamber, and the end of the water fender is located at the surface of storage chamber, institute
The rear side that secondary purification case is located at primary purifying case is stated, the top of the secondary purification case is equipped with the first appendix, described first
Grade purifying box is connected with secondary purification case by the first appendix, and partition board, the partition board are equipped in the secondary purification case
Secondary purification case is divided into three neutralization chambers, is connected equipped with snorkel between the neutralization chamber, the neutralization intracavitary is pacified
Equipped with soda acid detector, acid averager is installed on the side wall of the neutralization chamber of the top, is pacified on the side wall of intermediate neutralization chamber
Equipped with alkaline averager, adaptability averager is installed on the side wall of the neutralization chamber of lowermost end, in the acidity averager, alkalinity
With atomizer is mounted on device and adaptability averager, the chimney is located at the rear side of secondary purification case, the chimney
Bottom end is equipped with air pump, and flue gas pipe fitting, the bottom of the secondary purification case side wall are equipped at the suction opening of the air pump
Equipped with the second blowing mouth, it is connected equipped with the second appendix between the flue gas pipe fitting and the second blowing mouth, the chimney
Inner cavity is equipped with flushing machine, and the flushing machine includes main jet shower pipe and auxiliary spray tube, and the auxiliary spray tube is located at main jet
The top of shower pipe is provided with anode metal net, the side of the anode metal net between the main jet shower pipe and auxiliary spray tube
Equipped with without feedback insulator box, there is feedback insulator box in the other side of the anode metal net.
2. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that the spray of the top
Shower device is equipped with cyclone showerhead, remaining spray equipment is equipped with vortex spiral nozzle.
3. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that the secondary purification case
Bottom precipitation chamber is installed.
4. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that first appendix
It is mounted on drainage wind turbine on the inner wall of the second appendix.
5. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that the side wall of the chimney
On high pressure silicon commutating power supply is installed, the high pressure silicon commutating power supply by conducting wire with there is feedback insulator box to be connected.
6. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that the anode metal net
On be connected with cathode line.
7. the industrial waste-gas purifier according to claim 1 for going acid to remove alkali, which is characterized in that the top of the chimney
Discharge duct is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323995.3A CN108452623B (en) | 2018-04-12 | 2018-04-12 | Industrial waste gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323995.3A CN108452623B (en) | 2018-04-12 | 2018-04-12 | Industrial waste gas purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108452623A true CN108452623A (en) | 2018-08-28 |
| CN108452623B CN108452623B (en) | 2021-05-04 |
Family
ID=63235393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810323995.3A Active CN108452623B (en) | 2018-04-12 | 2018-04-12 | Industrial waste gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108452623B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368766A (en) * | 2019-08-07 | 2019-10-25 | 绍兴电力设备有限公司 | A kind of aluminium bar workshop soot processing device and technique |
| CN110508384A (en) * | 2019-08-28 | 2019-11-29 | 郭喜 | It is a kind of to eliminate equipment applied to broken clarifying smoke |
| CN111992010A (en) * | 2020-08-28 | 2020-11-27 | 湖南京湘能源技术有限公司 | Rotary mixing purification type waste gas purification device |
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| CN204816153U (en) * | 2015-06-09 | 2015-12-02 | 江苏德明新材料有限公司 | Phenol -formaldehyde resin exhaust treatment device |
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| CN110368766A (en) * | 2019-08-07 | 2019-10-25 | 绍兴电力设备有限公司 | A kind of aluminium bar workshop soot processing device and technique |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108452623B (en) | 2021-05-04 |
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