CN205965460U - Dyestuff exhaust gas purification device - Google Patents
Dyestuff exhaust gas purification device Download PDFInfo
- Publication number
- CN205965460U CN205965460U CN201620775203.2U CN201620775203U CN205965460U CN 205965460 U CN205965460 U CN 205965460U CN 201620775203 U CN201620775203 U CN 201620775203U CN 205965460 U CN205965460 U CN 205965460U
- Authority
- CN
- China
- Prior art keywords
- gas
- waste gas
- dust
- dust removal
- purification apparatus
- 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.)
- Expired - Fee Related
Links
- 239000000975 dye Substances 0.000 title claims abstract description 20
- 238000000746 purification Methods 0.000 title claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 76
- 239000002912 waste gas Substances 0.000 claims abstract description 54
- 239000000428 dust Substances 0.000 claims abstract description 32
- 239000007921 spray Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000003463 adsorbent Substances 0.000 claims description 7
- 239000002274 desiccant Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 14
- 230000003647 oxidation Effects 0.000 abstract description 13
- 238000007254 oxidation reaction Methods 0.000 abstract description 13
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000008676 import Effects 0.000 abstract 1
- 239000010815 organic waste Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000004332 deodorization Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- -1 poly- naphthalene formaldehyde sulfonate salt Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- QPUYECUOLPXSFR-UHFFFAOYSA-N 1-methylnaphthalene Chemical compound C1=CC=C2C(C)=CC=CC2=C1 QPUYECUOLPXSFR-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005202 decontamination Methods 0.000 description 2
- 230000003588 decontaminative effect Effects 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000004042 decolorization Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007539 photo-oxidation reaction Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model discloses a dyestuff exhaust gas purification device, including admission line and exhaust duct, still include the dust removal mechanism, shimmer resonance exhaust gas treating unit and the combustion chamber that connect gradually through gas transmission pipeline, the admission line is linked together with the air inlet of dust removal mechanism, exhaust duct is linked together with the gas outlet of combustion chamber, dust removal mechanism includes: the dust removal box, the import of dust removal box and export are located dust removal box level two relative lateral walls respectively, and dirt pocket, this dirt pocket arrange in the dust removal box, and dirt pocket entrance point and gas flow are to the unanimity. The utility model discloses with waste gas via remove dust, after light catalytic oxidation and the combustion processing for waste gas obtains effectual purification, is particularly useful for handling the organic waste gas who produces in the dyestuff production, and the treatment effect is better, makes waste gas obtain national emission standard, accords with the environmental protection requirement.
Description
Technical field
This utility model belongs to technical field of waste gas treatment and in particular to a kind of dyestuff waste gas purification apparatus.
Background technology
With the enhancing of current industry and commerce development and environmental consciousness, going from bad to worse of living environment is subject to society
With the most attention of industrial circle, wherein, because industrial flourishes, air pollution diffusion is rapid, the face that harmful exhaust is stretched
Long-pending vast, polluter direct harm people through respiratory system in waste gas healthy, for this development trend, various
Technology and equipment with regard to environment-friendly engineering is constantly developed therewith.About the purified treatment of industrial waste gas, then it is many environmental protection
One of most important problem is faced in case.
During existing industrial waste gas is processed, occur in that a lot of waste gas processing methods, such as low-light resonance exhaust processor is to adopt
Purified with microwave plus photooxidation catalytic waste gas and combine, by microwave energizer and conversion equipment, supporting independent rustless steel group
Part, in independent limited space, strongly excites electrodeless lamp tube, obtains the extraordinary ultraviolet of high output.High-strength is extraordinary purple
Outside line and microwave mutually strengthen in independent resonance intracavity, produce a large amount of ozone and free hydroxyl, strong destruction and oxidation gaseous effluent
Molecule, thus reach the purpose of VOCs treatment.
The species of existing process waste gas is a lot, for example, produce the enterprise of dye and dye intermediate, first in process of production
With formaldehyde condensation, neutralization, dry production dye dispersant MF (poly- naphthalene formaldehyde sulfonate salt) after base naphthalene sulfonation, during being somebody's turn to do, there is portion
Methyl naphthalene and substantial amounts of formaldehyde gases are divided to produce, if will cause huge to surrounding and plant area's enterprise employee health without effective process
Big impact.At present during such exhaust-gas treatment, first dedusting is carried out to waste gas, then processed by deodorize, this processing method is to gas
Dust removal effect is preferable, but little to the removal effect of Organic substance, and gas sweetening effect is poor, and organic exhaust gas effect reaches
Less than discharging standards.
Utility model content
This utility model provides a kind of dyestuff waste gas purification apparatus, can be to the organic exhaust gas producing during DYE PRODUCTION
Effectively processed, made up to discharging standards.
The technical solution of the utility model is：A kind of dyestuff waste gas purification apparatus, including admission line and discharge duct, also
Including the dedusting mechanism being sequentially connected by gas pipeline, low-light resonance exhaust processor, combustor and spray chamber, described
Admission line is connected with the air inlet of dedusting mechanism, and described discharge duct is connected with the gas outlet of spray chamber, described spray
The two ends of room are provided with the air inlet entering for waste gas and gas outlet, and described spray chamber is provided with multiple shower nozzles；Described dedusting mechanism bag
Include：
Dust-removing box, the inlet and outlet of described dust-removing box is located at two side walls of dust-removing box level of relative respectively
On,
Dust settling pocket, this dust settling pocket is arranged in dust-removing box, and dust settling pocket entrance point is consistent with gas flow.
The organic exhaust gas producing during this utility model DYE PRODUCTION are when being processed, first by organic exhaust gas via entering
Feed channel enters dedusting mechanism and carries out dedusting, and in this utility model, dedusting mechanism is simple, and dedusting is convenient, and waste gas is through from horizontal direction
Enter in dust-removing box, when through dust-removing box, the dust in waste gas is trapped in dust settling pocket by the dust settling pocket in dust-removing box
On, thus playing the effect of dedusting.
After the dedusting of removing dust mechanism, waste gas enters in gas pipeline, due to dedusting mechanism and low-light resonance exhaust-gas treatment
It is provided with absorbing unit in conveyance conduit between device, during therefore waste gas conveys in this gas pipeline, carry out decolouring and inhale
Attached process, finally enters low-light resonance exhaust processor via gas pipeline and is processed, low-light resonance exhaust processor utilizes
The effect of photochemical catalytic oxidation produces the very strong hydroxyl radical free radical of oxidability and free oxygen-derived free radicals, the organic one-tenth in oxidizing gas
Point, using microwave high energy high-penetrability, rupture emission molecule chain further, produces a high oxidation body (being commonly called as " plasma-based "), high
Organic substance exhaustive oxidation in waste gas can be become H by a kind of oxysome exceeding more than 2000 times than ozone oxidation ability of oxysome2O
And CO2.
After waste gas of the present utility model carries out oxidation processes in low-light resonance exhaust processor, enter via gas pipeline
Enter to burn interior carry out be catalyzed burn processing, remove the poisonous and harmful element in removing exhaust gas further.After waste gas burning, via defeated
Send pipeline to enter spray interior to enter to spray deodorization, finally the waste gas after deodorization is discharged via discharge duct.
Waste gas catalysis burning in a combustion chamber is exothermic reaction, can produce amount of heat in combustion, in order to anti-
The only waste of heat, preferably, having cold water pipe on the outer wall of described combustor, this cold water pipe spiral surrounding is outer in combustor
On wall.Outer wall of combustion chamber of the present utility model is provided with cold water pipe, and cold water pipe occurs heat exchange with combustor so that in cold water pipe
Water heat up, then discharge via cold water pipe and be delivered to required operation and used, it is to avoid the waste of the energy.
In this utility model, waste gas can pass through each dust settling pocket one by one, thus disposably realizing the multistage dedusting to waste gas,
Improve dust removing effects.Preferably, described dust settling pocket is be arranged parallel to multiple.
After this utility model burn processing waste gas when discharging via discharge duct, can be via dry in discharge duct
Dry unit is dried, and finally discharges via discharge duct.
In this utility model, waste gas can pass through each absorbing unit one by one, thus disposably realizing the multistage suction to waste gas
Attached it is ensured that absorption completely, is seamlessly connected between multi-stage absorption, simplify adsorption step, greatly save manpower.In the same manner, drying unit
Similarly.
Preferably, being provided with least one in gas pipeline between described low-light resonance exhaust processor and dedusting mechanism
Absorbing unit.
Preferably, described absorbing unit is the absorption cavity being filled with adsorbent, this absorption cavity and gas flow one
The two side walls causing are the gas permeation net that supplied gas pass through.The aperture of gas permeation net so that adsorbent will not be made to spill, with
When beneficial to gas pass through be advisable.
Preferably, described adsorbent is acticarbon.Acticarbon has physical absorption and chemisorbed
Double grading, can selectively adsorb the various materials in gas phase, with reach decolorizing and refining, disinfecting, deodorizing and decontamination purification
Etc. purpose.
Preferably, being provided with least one drying unit in described discharge duct.
Preferably, described drying unit be filled with desiccant cavity is dried, this is dried cavity and gas flow one
The two side walls causing are the gas permeation net that supplied gas pass through.The aperture of gas permeation net so that desiccant will not be made to spill, with
When beneficial to gas pass through be advisable.In this utility model, desiccant can have multiple, such as silicon oxide.
Preferably, described discharge duct is serpentine pipe.The path of serpentine pipe is longer, can slow down waste gas in discharge duct
In transfer rate, extend the time of contact of waste gas and drying unit, improve drying effect.
Preferably, described admission line is serpentine pipe.The path of serpentine pipe is longer, can slow down waste gas in admission line
In transfer rate, extend waste gas and absorbing unit time of contact, improve adsorption effect.
Compared with prior art, the beneficial effects of the utility model are embodied in：
This utility model by waste gas via after dedusting, photochemical catalytic oxidation and burn processing so that waste gas obtains effectively
Purification, be particularly suited for the organic exhaust gas producing in DYE PRODUCTION are processed, treatment effect is preferably so that waste gas obtains
Discharging standards, meet environmental requirement.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
As shown in figure 1, this utility model includes admission line 1 and discharge duct 2, also include by gas pipeline 3 successively
Dedusting mechanism 4, low-light resonance exhaust processor 5, combustor 6 and the spray chamber 8 connecting, wherein admission line 1 and dust removal machine
The air inlet of structure 4 is connected, and discharge duct 2 is connected with the gas outlet of spray chamber 8, low-light resonance exhaust processor 5 and dedusting
It is provided with least one absorbing unit 31 in gas pipeline 3 between mechanism 4, in discharge duct 2, be provided with least one drying unit
21, the outer wall of combustor 6 has cold water pipe 7, this cold water pipe 7 spiral surrounding is on the outer wall of combustor 6.The two ends of spray chamber 8
It is provided with the air inlet 81 entering for waste gas and gas outlet 82, spray chamber 8 is provided with multiple shower nozzles 83.
As shown in figure 1, dedusting mechanism 4 includes in this utility model：
Dust-removing box 41, the inlet and outlet of dust-removing box 41 is located at two side walls of dust-removing box 41 level of relative respectively
On,
Dust settling pocket 42, this dust settling pocket 42 is arranged in dust-removing box 41, and dust settling pocket 42 entrance point is consistent with gas flow.
In this utility model, admission line 1 and discharge duct 2 are serpentine pipe.The path of serpentine pipe is longer, can slow down
The transfer rate of waste gas, extends the time of contact of waste gas and drying unit and absorbing unit, improves and is dried and adsorption effect.
Also shown in FIG. 1, in this utility model, absorbing unit 31 is the absorption cavity 312 being filled with adsorbent 311, should
The absorption cavity 312 two side walls consistent with gas flow are the gas permeation net that supplied gas pass through.The hole of gas permeation net
Pass through to be advisable so that adsorbent 311 will not be made to spill, simultaneously beneficial to gas in footpath.In this utility model, adsorbent 311 is inhaled for activated carbon
Attached dose.Acticarbon has the double grading of physical absorption and chemisorbed, can selectively adsorb each in gas phase
Plant material, to reach the purposes such as decolorizing and refining, disinfecting, deodorizing and decontamination purification.
As shown in figure 1, in this utility model drying unit 21 be filled with desiccant 211 cavity 212 is dried, this drying
The cavity 212 two side walls consistent with gas flow are the gas permeation net that supplied gas pass through.The aperture of gas permeation net with
Desiccant will not be made to spill, be beneficial to gas by being advisable simultaneously.In this utility model, desiccant can have multiple, for example, aoxidize
Silicon.
The organic exhaust gas producing during this utility model DYE PRODUCTION are when being processed, first by organic exhaust gas via entering
Feed channel 1 enters dedusting mechanism 4 and carries out dedusting, first via admission line, organic exhaust gas is entered dedusting mechanism 4 and carries out dedusting,
In this utility model, dedusting mechanism 4 structure is simple, and dedusting is convenient, and waste gas, through entering from horizontal direction in dust-removing box 41, is being worn
When crossing dust-removing box 41, the dust in waste gas is trapped on dust settling pocket 42 dust settling pocket 42 in dust-removing box 41, thus playing
The effect of dedusting.After removing dust mechanism 4 dedusting, waste gas enters in gas pipeline 3, because dedusting mechanism 4 is given up with low-light resonance
It is provided with absorbing unit 31, the process that therefore waste gas conveys in this gas pipeline 3 in conveyance conduit 3 between treatment apparatus 5
In, carry out preliminary decolorization adsorption and process, finally enter low-light resonance exhaust processor 4 via gas pipeline 3 and processed, micro-
Optical resonance exhaust processor 4 utilizes the very strong hydroxyl radical free radical of the effect generation oxidability of photochemical catalytic oxidation and free oxygen freely
Base, the organic principle in oxidizing gas, using microwave high energy high-penetrability, rupture emission molecule chain further, and generation one is high
Oxysome (is commonly called as " plasma-based "), a kind of oxysome exceeding more than 2000 times than ozone oxidation ability of high oxidation body, can be by waste gas
Organic substance exhaustive oxidation become H2O and CO2.
After waste gas of the present utility model carries out oxidation processes in low-light resonance exhaust processor 4, via gas pipeline 3
Enter and carry out in combustor 6 being catalyzed burn processing, remove the poisonous and harmful element in removing exhaust gas further.After waste gas burning, warp
Enter in spray chamber 8 to enter to spray deodorization by conveyance conduit, finally the waste gas after deodorization is discharged via discharge duct 2.
Being burnt due to the catalysis of waste gas is exothermic reaction, can produce amount of heat in combustion, in order to prevent heat
Waste, combustor 6 outer wall of the present utility model is provided with cold water pipe 7, and cold water pipe 7 occurs heat exchange with combustor 6 so that cold
Water in water pipe 7 heats up, and is then delivered to required operation via cold water pipe 7 discharge and is used, it is to avoid the waste of the energy.
When waste gas after this utility model burn processing is discharged via discharge duct 2, can be via dry in discharge duct 2
Dry unit 21 is dried, and finally discharges via discharge duct 2.
Claims (6)
1. a kind of dyestuff waste gas purification apparatus, including admission line and discharge duct it is characterised in that also including by appendix
Dedusting mechanism, low-light resonance exhaust processor, combustor and spray chamber, described admission line and dust removal machine that road is sequentially connected
The air inlet of structure is connected, and described discharge duct is connected with the gas outlet of spray chamber, and the two ends of described spray chamber are provided with for useless
Air inlet and gas outlet that gas enters, described spray chamber is provided with multiple shower nozzles；Described dedusting mechanism includes：
Dust-removing box, the inlet and outlet of described dust-removing box is located on two side walls of dust-removing box level of relative respectively,
Dust settling pocket, this dust settling pocket is arranged in dust-removing box, and dust settling pocket entrance point is consistent with gas flow.
2. dyestuff waste gas purification apparatus as claimed in claim 1 is it is characterised in that described dust settling pocket is arranged parallel to
Multiple.
3. dyestuff waste gas purification apparatus as claimed in claim 1 it is characterised in that described low-light resonance exhaust processor with remove
It is provided with least one absorbing unit in gas pipeline between dirt mechanism.
4. dyestuff waste gas purification apparatus as claimed in claim 3 is it is characterised in that described absorbing unit is to be filled with adsorbent
Absorption cavity, this absorption cavity two side walls consistent with gas flow are the gas permeation net that supplied gas pass through.
5. dyestuff waste gas purification apparatus as claimed in claim 1 is it is characterised in that be provided with least one in described discharge duct
Drying unit.
6. dyestuff waste gas purification apparatus as claimed in claim 5 is it is characterised in that described drying unit is to be filled with desiccant
Cavity is dried, this is dried the cavity two side walls consistent with gas flow and is the gas permeation net that supplied gas pass through.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016207021520 | 2016-07-04 | ||
| CN201620702152 | 2016-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205965460U true CN205965460U (en) | 2017-02-22 |
Family
ID=58025251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620775203.2U Expired - Fee Related CN205965460U (en) | 2016-07-04 | 2016-07-19 | Dyestuff exhaust gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205965460U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107469573A (en) * | 2017-09-22 | 2017-12-15 | 浙江省林业科学研究院 | Useless charcoal volatilization gas and regeneration tail gas merge purification method and its adsorption and oxidation equipment |
| CN107899389A (en) * | 2017-12-13 | 2018-04-13 | 北京中能天诚节能环保技术有限公司 | The energy saving hybrid processing system of Industrial Stoves VOC exhaust gas |
| CN108031243A (en) * | 2017-12-05 | 2018-05-15 | 无锡市华贝洁环保科技有限公司 | Integrated form VOCs waste gas purification apparatuses |
| CN108816044A (en) * | 2018-07-12 | 2018-11-16 | 庄五 | A kind for the treatment of tail gas environmental protection equipment |
| CN110280103A (en) * | 2019-06-14 | 2019-09-27 | 毛海杰 | An odor-cleaning device for the production of environmentally friendly rubber soles |
| CN112516733A (en) * | 2020-11-17 | 2021-03-19 | 殷震花 | Low-pollution water-based paint production system |
| CN114307563A (en) * | 2021-12-03 | 2022-04-12 | 江苏龙泰环保设备制造有限公司 | A kind of dye waste gas adsorption purification method |
-
2016
- 2016-07-19 CN CN201620775203.2U patent/CN205965460U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107469573A (en) * | 2017-09-22 | 2017-12-15 | 浙江省林业科学研究院 | Useless charcoal volatilization gas and regeneration tail gas merge purification method and its adsorption and oxidation equipment |
| CN108031243A (en) * | 2017-12-05 | 2018-05-15 | 无锡市华贝洁环保科技有限公司 | Integrated form VOCs waste gas purification apparatuses |
| CN107899389A (en) * | 2017-12-13 | 2018-04-13 | 北京中能天诚节能环保技术有限公司 | The energy saving hybrid processing system of Industrial Stoves VOC exhaust gas |
| CN108816044A (en) * | 2018-07-12 | 2018-11-16 | 庄五 | A kind for the treatment of tail gas environmental protection equipment |
| CN110280103A (en) * | 2019-06-14 | 2019-09-27 | 毛海杰 | An odor-cleaning device for the production of environmentally friendly rubber soles |
| CN112516733A (en) * | 2020-11-17 | 2021-03-19 | 殷震花 | Low-pollution water-based paint production system |
| CN114307563A (en) * | 2021-12-03 | 2022-04-12 | 江苏龙泰环保设备制造有限公司 | A kind of dye waste gas adsorption purification method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180719 |