CN103071374A - Washing-sectional photochemical integrated odor purifying device and method thereof - Google Patents
Washing-sectional photochemical integrated odor purifying device and method thereof Download PDFInfo
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- CN103071374A CN103071374A CN2012105411665A CN201210541166A CN103071374A CN 103071374 A CN103071374 A CN 103071374A CN 2012105411665 A CN2012105411665 A CN 2012105411665A CN 201210541166 A CN201210541166 A CN 201210541166A CN 103071374 A CN103071374 A CN 103071374A
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Abstract
The invention discloses a washing-sectional photochemical integrated odor purifying device and a method thereof. The method comprises the following steps: allowing an odor to enter an ultraviolet lamps-prepositioned pretreatment system, and pretreating to reach the equilibrium rectification of an odor flow; allowing the odor to go through a W-shaped dry filter and enter the washing zone of the integrated device, and carrying out spray adsorption; and allowing the odor to enter an photochemical deodorizing zone, carrying out deep deodorizing, and thoroughly mineralizing offensive odor molecules under the combined action of ultraviolet lamps and a photo-catalyst to form carbon dioxide and water in order to finally realize the standard reaching discharge of the odor. The method and the integrated device have the characteristics of small investment, low operation cost, small land occupation area, high treatment efficiency, wide application range, strong upgradability, and simple operation, maintenance and management.
Description
Technical field
The invention belongs to the exhaust emission processing technology field, relate to gas cleaning plant, particularly a kind of purifier and method of utilizing the foul gas of spray washing, ultraviolet light-integrated Combined Treatment difficult degradation of titanium dioxide heterogeneous catalytic oxidation technology.
Background technology
Foul gas causes serious harm and potential threat to the mankind's living environment and health as one of seven kinds of typical public hazards in the environment for human survival.Studies show that, the [Dan of human body excess intake is known from experience nervous system, the circulatory system, digestive system, respiratory system etc. is caused in various degree damaging effect, when serious even entail dangers to life.Up to now, the odorant with people's detected by scent has reached kind more than 4000.Divide according to component, foul gas mainly can be divided into five classes: (a) sulfur-containing compound mainly contains hydrogen sulfide, mercaptan, thioether etc.; (b) nitrogen-containing compound mainly contains Ammonia, amine, acid amides etc.; (c) halogen and derivative thereof mainly contain halogenated hydrocarbons etc.; (d) hydro carbons mainly contains alkane, alkene, alkynes and aromatic hydrocarbon etc.; (e) oxygen-bearing organic matter mainly contains phenol, alcohol, aldehyde, ketone and organic acid etc.
Malodor source mainly is divided into artificial source and natural origin.At present, the odor pollution of facing mankind is mainly due to the artificial source.Wherein, the more serious and concentrated industry of odor pollution is mainly oil refining, coking, petrochemical industry, coal gas, chemical fertilizer, pharmacy, rubber, process hides, printing, paint, synthetic resin, synthetic fibers, food and cultivation and sewage disposal etc.
The common odor pollution control improvement technology of prior art mainly contains WATER-WASHING METHOD, absorption process, firing method, absorption method, Ozonation, bioanalysis etc., the pluses and minuses of above various deodorization technologies such as following table:
| The technical method title | Advantage | Shortcoming |
| WATER-WASHING METHOD | Be applicable to low concentration, Wind Volume foul smell; Good to ammonia, low-grade amine, lipid removal effect; Operating cost is lower. | To hydrogen sulfide, mercaptan, higher fatty acids weak effect; Result of use is poor separately, suitable and other method coupling. |
| Absorption process | Be applicable to low concentration, the waste gas of Wind Volume; Alkali cleaning is effective to hydrogen sulfide, aliphatic acid. | Waste water needs to process; The reaction of carbon dioxide and NaOH descends the clearance of hydrogen sulfide. |
| Firing method | Be applicable to high concentration, the organic foul smell of Wind Volume; Deodorization efficiency is high; Simple structure is safeguarded easily. | Fuel cost is high; Produce the secondary pollutions such as sulfur dioxide, nitrogen oxide. |
| Absorption method | Applicable low concentration Wind Volume foul smell; To alcohols, fatty acid successful; The load variations impact is little, convenient management. | Operating cost is high |
| Ozonation | Effective to hydrogen sulfide, mercaptan, amine aldehydes. | To the ammonia weak effect, need and washing, active carbon adsorption and usefulness; Higher to equipment requirement; Need safety measure. |
| Bioanalysis | The scope of application is wide; Equipment is simple, reduced investment, operating cost are low. | The load variations impact is large; Floor space is large. |
Foul gas pollution effect scope is wide, intractability is high, existing foul gas treatment technology is of all kinds, but major part also exists obvious defective and deficiency, major embodiment is that accommodation is little, treatment effect is low, floor space is large, high, the maintenance difficult of investment, and upgradability is poor, bookkeeping is complicated, easily produce the shortcoming such as secondary pollution.
Summary of the invention
The present invention solves the existing deficiency of prior art, thereby a kind of method of foul gas purified treatment has been proposed, and formed a cover efficiently and the scrubbing section of easily controlling and light-catalyzed reaction distinguish the integrated foul gas treatment facility of segmentation, to adapt to the purification of the foul gas of variable concentrations and composition in the different industries, when reducing cost of investment and operating cost, greatly improved the treatment effeciency of foul gas.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of washing-integrated the odor purification of segmented photochemistry comprises shell, it is characterized in that:
Connected to form successively by side-pull type ultraviolet pretreatment section, integrated scrubbing section (water spray section), ultraviolet catalytic reactive agent section, blower fan, adopt flange mutually to connect successively between each section;
Described side-pull type ultraviolet pretreatment section inside is made of successively ultraviolet lamp module one and side-pull type W type filter fiber;
Described integrated scrubbing section (water spray section) inside is provided with side-pull type silk screen demist plate, and described silk screen demist plate is arranged at integrated scrubbing section (water spray section) and ultraviolet catalytic reactive agent section joining place;
Described ultraviolet catalytic reactive agent intersegmental part is comprised of ultraviolet lamp module two and side-pull type photocatalyst space;
Described side-pull type photocatalyst surface is coated with titanium dioxide.
As preferably, ultraviolet lamp module one, two is unidirectional drawer type body structure, and the U-shaped ultraviolet lamp tube is housed in the casing, and the bottom is that pulley and litter match.
A kind of method that adopts odor purification as claimed in claim 1,
It is characterized in that: technological process may further comprise the steps:
(a) ultraviolet light preliminary treatment: foul smell enters side-pull type ultraviolet pretreatment section after gathering system is collected, at first strongly shine through ultraviolet light, make the structure of the part macromolecular components in the foul smell be damaged, rupture, form little minute good subconstiuent of dissolubility, and then foul smell is through side-pull type W type filter fiber, makes that particulate matter obtains physical filtering in the foul smell;
(b) integrated scrubbing section (water spray section): foul smell after pretreatment enters integrated scrubbing section (water spray section), composition according to foul smell adopts different absorption liquids to carry out spray-absorption, to remove soluble in water and foul smell composition medicament, reduce the subsequent treatment load;
(c) ultraviolet catalytic oxidation is processed: remaining difficult degradation foul smell enters the ultraviolet catalytic oxidation section and carries out intensive treatment after integrated scrubbing section (water spray section) is processed, under the irradiation of ultraviolet light, catalytic action in conjunction with titanium dioxide, strong catalysed oxidn occurs in the living radical of the great amount of hydroxy group free radical strong oxidizing property that produces and the difficult degradation composition of foul smell, and making the thorough mineralising of organic principle in the foul smell is carbon dioxide and water;
(d) high altitude discharge: through the processing of step a, b and c, purified gas through air-introduced machine from high altitude discharge.
As preferably, the ultraviolet wavelength of step a and the described ultraviolet catalytic oxidation of c is 185 nm.
As preferably, the described absorption liquid of step b carries out categorizing selection according to the composition of foul smell, comprises water, neutral solution, alkaline solution and acid solution; Described absorption liquid is recycling by circulating pump.
As preferably, be 6 seconds photochemistry time of contact of the foul smell of the described ultraviolet catalytic oxidation section of step a and c and ultraviolet catalytic oxidation.
As preferably, the described ultraviolet source of step a and c adopts vacuum UV lamp.
Beneficial effect of the present invention is:
(a) ultraviolet pretreatment section: before entering the main body treatment process, set up the ultraviolet light pretreatment section, the large molecule in the foul smell is carried out destruction, formed the good small-molecule substance of solubility, for the absorption of the water spray of follow-up scrubbing section is prepared.
(b) spray section of scrubbing section: before entering the body region of ultraviolet catalytic oxidation, the ultraviolet pretreatment section the absorption of the absorption liquid of foul smell by spray section, remove preferably composition of solubility, greatly reduce the load of ultraviolet catalytic oxidation.
(c) ultraviolet catalytic reactive agent section: on the basis of common ultraviolet catalytic oxidation degraded foul smell, set up and scribbled titanium dioxide (TiO
2) photocatalyst, formed ultraviolet light-titanium dioxide (TiO
2) Fourier Series expansion technique of heterogeneous catalytic oxidation intensive treatment foul smell of associating.
(d) integration apparatus: realized spray section, ultraviolet catalytic oxidation reactive agent section integrated of ultraviolet light pretreatment section, scrubbing section, the floor space that has solved similar common process is large, inconvenience maintenance, difficult control, upgradability poor shortcoming.
The present invention is directed to the problems that exist in the present foul gas treatment technology process, proposed a kind of method and integrated apparatus of intensive treatment purifying malodorous gas.By the combination to ultraviolet catalytic and photocatalyst, and the ultraviolet catalytic oxidation section split and the reasonably optimizing combination of spray section, realized method and the integration apparatus of the efficient treatment and purification foul gas of a kind of energy.
The method of a kind of intensive treatment purifying malodorous gas of the present invention and integrated apparatus have the investment little, operating cost is low, floor space is little, treatment effeciency is high, and is applied widely, upgradability is strong, the simple characteristics of oam.
Description of drawings
Fig. 1 is a kind of apparatus structure schematic diagram of the present invention;
Fig. 2 is the uviol lamp intersegmental part schematic diagram of the light-catalyzed reaction main paragraph of Fig. 1;
Fig. 3 is the schematic internal view of the scrubbing section spray section of Fig. 1;
Fig. 4 is the pretreatment section of Fig. 1 and the single ultraviolet lamp module schematic diagram of light-catalyzed reaction main paragraph.
Description of reference numerals: 1, housing, 2, side-pull type ultraviolet pretreatment section, 3, integrated scrubbing section (water spray section), 4, ultraviolet catalytic reactive agent section, 5, ultraviolet lamp module one, 6, side-pull type W type filter fiber, 7, observe access hole, 8, side-pull type silk screen demist plate, 9, ultraviolet lamp module two, 10, side-pull type photocatalyst section, 11, the rectifier holder, 12, nozzle, 13, blower fan, 14, U-shaped ultraviolet lamp tube, 15, litter, 16, pulley.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment:
A kind of washing as shown in Figure 1-integrated odor treating device of segmented photochemistry,
Connected to form successively by side-pull type ultraviolet pretreatment section 2, integrated scrubbing section (water spray section) 3, ultraviolet catalytic reactive agent section 4, blower fan 13, adopt flange mutually to connect successively between each section.Wherein side-pull type ultraviolet pretreatment section 2 inside are made of successively ultraviolet lamp module 1 and side-pull type W type filter fiber 6; Integrated scrubbing section (water spray section) 3 inside are provided with side-pull type silk screen demist plate (8); Ultraviolet catalytic reactive agent section 4 inside are by ultraviolet lamp module 29 and layback
Formula photocatalyst 10 spaces form; There is rectifier holder 11 ultraviolet lamp module 5 and 9 upper ends, and each holder includes 3 rectifiers, is provided with nozzle 12 at housing 1; Side-pull type photocatalyst 10 surface-coateds have titanium dioxide (TiO
2).
A kind of purification method of utilizing spray washing, ultraviolet light-integrated Combined Treatment foul gas of titanium dioxide heterogeneous catalytic oxidation technology,
Its technological process may further comprise the steps:
(a) ultraviolet light preliminary treatment: foul gas is the pull-type ultraviolet pretreatment section 2 of approaching side at first, foul smell is that the vacuum UV lamp ultraviolet light of 185 nm shines strongly through wavelength at first, make part macro-molecular protein metabolite and aliphatic acid scission of link in the foul smell, structure is effectively destroyed, is ruptured, form little minute good subconstiuent of dissolubility, and then foul smell is through side-pull type W type filter fiber 6, makes that particulate matter obtains physical filtering in the foul smell; And reach the balanced rectification of air-flow;
(b) integrated scrubbing section (water spray section): foul smell after pretreatment enters the water spray section and absorbs, composition employing according to foul smell comprises that the absorption liquids such as water, neutral solution, alkaline solution and acid solution carry out spray-absorption, to remove foul smell composition soluble in water and medicament, reduce the subsequent treatment load; Through the washing of integrated scrubbing section (water spray section) 3, finish the absorption of water-soluble and acid VOC material in the foul smell, absorption liquid is recycling by circulating pump;
(c) ultraviolet catalytic oxidation is processed: to enter wavelength be that the ultraviolet catalytic oxidation section of 185 nm is carried out intensive treatment to remaining difficult degradation foul smell after spray section was processed, under the irradiation of vacuum UV lamp ultraviolet light, in conjunction with titanium dioxide (TiO
2) catalytic action under, the strong catalysed oxidn of difficult degradation composition generation of the living radical of a large amount of as strong oxidizing properties such as hydroxyl radical free radical (OH) of generation and foul smell, making the thorough mineralising of organic principle in the foul smell is carbon dioxide and water; Foul smell contacts with the side-pull type photocatalyst section 10 that is arranged on ultraviolet catalytic reactive agent section 4 inner port sides, and the heterogeneous catalytic oxidation effect occurs under the effect of ultraviolet light, difficulty is resolved into minute efficiently removed the degree of depth deodorizing of realization foul smell;
(d) high altitude discharge: through step (a) and (b) and processing (c), purified gas promotes lower to the gas high altitude discharge through air-introduced machine.
Step of the present invention (a) and (c) photochemistry time of contact of the foul smell of described ultraviolet catalytic oxidation section and ultraviolet catalytic oxidation be 6 seconds.
Step (a) and (b) of the present invention, (c) and (d) described gas flow rate be 0.25 m/s.
As shown in Figure 3, after waste gas enters integrated scrubbing section (water spray section) 3, water spray section through a similar spray column, scrubbing section (water spray section) 3 inside are provided with filler 19, the filler both sides are equipped with baffle plate, and foul smell forms a large amount of liquid aerosols through behind the packing layer, carry out demist by side-pull type silk screen demist plate 8, foul smell enters ultraviolet catalytic reactive agent section 4.
As shown in Figure 4, each ultraviolet lamp module 5,9 comprises 14 5 of uviol lamps, ultraviolet lamp module is unidirectional Pullout structure, the bottom is pulley 15 and litter 16, make things convenient for modular structure to pull out, pulling out side is a small box, includes uviol lamp electrode connection plug, can open when casing needs, be convenient to change ultraviolet lamp tube.
Claims (7)
1. the integrated odor purification of washing-segmented photochemistry comprises shell (1), it is characterized in that:
Connected to form successively by side-pull type ultraviolet pretreatment section (2), water spray section (3), ultraviolet catalytic reactive agent section (4), blower fan (13), adopt flange mutually to connect successively between each section; Described side-pull type ultraviolet pretreatment section (2) is inner to be made of successively ultraviolet lamp module one (5) and side-pull type W type filter fiber (6); Described water spray section (3) inside is provided with side-pull type silk screen demist plate (8), and described silk screen demist plate is arranged at water spray section (3) and ultraviolet catalytic reactive agent section (4) joining place; Described ultraviolet catalytic reactive agent section (4) is inner by ultraviolet lamp module two (9) and side-pull type photocatalyst (10)
The space forms; Described side-pull type photocatalyst (10) surface-coated has titanium dioxide;
Described ultraviolet lamp module one, two (5), (9) are unidirectional drawer type body structure, and U-shaped ultraviolet lamp tube (14) is housed in the casing, and the bottom is that pulley (15) and litter (16) match.
2. method that adopts odor purification as claimed in claim 1, it is characterized in that: technological process may further comprise the steps:
(a) ultraviolet light preliminary treatment: foul smell enters side-pull type ultraviolet pretreatment section (2) after gathering system is collected, at first strongly shine through ultraviolet light, make the structure of the part macromolecular components in the foul smell be damaged, rupture, form little minute good subconstiuent of dissolubility, and then foul smell is through side-pull type W type filter fiber (6), makes that particulate matter obtains physical filtering in the foul smell;
(b) water spray section: foul smell after pretreatment enters the water spray section, adopts different absorption liquids to carry out spray-absorption according to the composition of foul smell, to remove soluble in water and foul smell composition medicament, reduces the subsequent treatment load;
(c) ultraviolet catalytic oxidation is processed: the rear remaining difficult degradation foul smell of water spray section processing enters the ultraviolet catalytic oxidation section and carries out intensive treatment, under the irradiation of ultraviolet light, catalytic action in conjunction with titanium dioxide, strong catalysed oxidn occurs in the living radical of the great amount of hydroxy group free radical strong oxidizing property that produces and the difficult degradation composition of foul smell, and making the thorough mineralising of organic principle in the foul smell is carbon dioxide and water;
(d) high altitude discharge: through the processing of step a, b and c, purified gas through air-introduced machine from high altitude discharge.
3. the method for odor purification according to claim 2, it is characterized in that: the ultraviolet wavelength of step a and the described ultraviolet catalytic oxidation of c is 185 nm.
4. the method for odor purification according to claim 2 is characterized in that: the described absorption liquid of step b, carry out categorizing selection according to the composition of foul smell, and comprise water, neutral solution, alkaline solution and acid solution; Described absorption liquid is recycling by circulating pump.
5. the method for odor purification according to claim 2 is characterized in that: be 6 seconds photochemistry time of contact of the foul smell of the described ultraviolet catalytic oxidation section of step a and c and ultraviolet catalytic oxidation.
6. the method for odor purification according to claim 2 is characterized in that: the described ultraviolet source employing of step a and c vacuum UV lamp.
7. the method for odor purification according to claim 2, it is characterized in that: the described gas flow rate of step a, b, c and d is 0.25 m/s.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103977678A (en) * | 2014-05-13 | 2014-08-13 | 江西耐可化工设备填料有限公司 | Method for processing organic waste gas through optical microwave catalytic oxidation |
| CN104014228A (en) * | 2014-06-20 | 2014-09-03 | 四川省百麟新能环保科技有限公司 | Light energy catalysis and ultraviolet (UV) photolysis oxidation combined high-efficiency waste gas treatment device |
| CN105457487A (en) * | 2015-12-13 | 2016-04-06 | 浙江省环境保护科学设计研究院 | Modularized photocatalytic device for organic waste gas treatment and method |
| CN106693641A (en) * | 2017-01-25 | 2017-05-24 | 浙江环兴机械有限公司 | System integrating with waste heat recovery, dedusting, deodorization, desulfurization, denitration and white smoke removing and treating method of system |
| CN107265707A (en) * | 2017-08-21 | 2017-10-20 | 湖州练市成宇丝织厂 | A kind of processing unit of sewage foul smell |
| CN108176210A (en) * | 2018-03-05 | 2018-06-19 | 北京建筑大学 | A kind of processing method and processing device of foul gas difficult to degrade |
| CN108554021A (en) * | 2018-04-19 | 2018-09-21 | 浙江华木环境工程有限公司 | A kind for the treatment of process for the foul gas that municipal sewage plant generates |
| CN108686502A (en) * | 2018-07-20 | 2018-10-23 | 苏州方舟环保科技有限公司 | A kind of mating medical emission-control equipment |
| CN110152468A (en) * | 2019-05-27 | 2019-08-23 | 武汉淡蓝环保科技开发有限公司 | A kind of indoor formaldehyde eliminating equipment |
| CN110180388A (en) * | 2019-07-04 | 2019-08-30 | 北京环境工程技术有限公司 | A kind of environment sanitation facility odor treatment device |
| CN110559821A (en) * | 2019-07-24 | 2019-12-13 | 扬州工业职业技术学院 | Chemical treatment device and treatment method for industrial waste gas |
| CN111229029A (en) * | 2020-02-28 | 2020-06-05 | 佛山市金净创环保技术有限公司 | Photocatalytic fiber air purification device and use method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209411A (en) * | 2006-12-29 | 2008-07-02 | 田鸿彬 | Active carbon fiber with nano photocatalyst and processing method thereof |
| JP2008238092A (en) * | 2007-03-28 | 2008-10-09 | Cs Engineering:Kk | Deodorization treatment method of tail gas |
| CN101327400A (en) * | 2008-07-18 | 2008-12-24 | 清华大学 | Method and device for removing oil mist and volatile organic matter in oil smoke |
| CN202403343U (en) * | 2011-12-30 | 2012-08-29 | 上海安居乐环保科技有限公司 | Industrial air purifier |
-
2012
- 2012-12-14 CN CN2012105411665A patent/CN103071374A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209411A (en) * | 2006-12-29 | 2008-07-02 | 田鸿彬 | Active carbon fiber with nano photocatalyst and processing method thereof |
| JP2008238092A (en) * | 2007-03-28 | 2008-10-09 | Cs Engineering:Kk | Deodorization treatment method of tail gas |
| CN101327400A (en) * | 2008-07-18 | 2008-12-24 | 清华大学 | Method and device for removing oil mist and volatile organic matter in oil smoke |
| CN202403343U (en) * | 2011-12-30 | 2012-08-29 | 上海安居乐环保科技有限公司 | Industrial air purifier |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103977678A (en) * | 2014-05-13 | 2014-08-13 | 江西耐可化工设备填料有限公司 | Method for processing organic waste gas through optical microwave catalytic oxidation |
| CN104014228A (en) * | 2014-06-20 | 2014-09-03 | 四川省百麟新能环保科技有限公司 | Light energy catalysis and ultraviolet (UV) photolysis oxidation combined high-efficiency waste gas treatment device |
| CN105457487A (en) * | 2015-12-13 | 2016-04-06 | 浙江省环境保护科学设计研究院 | Modularized photocatalytic device for organic waste gas treatment and method |
| CN106693641A (en) * | 2017-01-25 | 2017-05-24 | 浙江环兴机械有限公司 | System integrating with waste heat recovery, dedusting, deodorization, desulfurization, denitration and white smoke removing and treating method of system |
| CN107265707A (en) * | 2017-08-21 | 2017-10-20 | 湖州练市成宇丝织厂 | A kind of processing unit of sewage foul smell |
| CN107265707B (en) * | 2017-08-21 | 2020-04-28 | 亚太泵阀有限公司 | Sewage odor treatment device |
| CN108176210B (en) * | 2018-03-05 | 2020-02-18 | 北京建筑大学 | Treatment method and device for hardly-degradable malodorous gas |
| CN108176210A (en) * | 2018-03-05 | 2018-06-19 | 北京建筑大学 | A kind of processing method and processing device of foul gas difficult to degrade |
| CN108554021A (en) * | 2018-04-19 | 2018-09-21 | 浙江华木环境工程有限公司 | A kind for the treatment of process for the foul gas that municipal sewage plant generates |
| CN108686502A (en) * | 2018-07-20 | 2018-10-23 | 苏州方舟环保科技有限公司 | A kind of mating medical emission-control equipment |
| CN110152468A (en) * | 2019-05-27 | 2019-08-23 | 武汉淡蓝环保科技开发有限公司 | A kind of indoor formaldehyde eliminating equipment |
| CN110152468B (en) * | 2019-05-27 | 2020-04-28 | 上海置顶环境科技有限公司 | Indoor formaldehyde removing equipment |
| CN110180388A (en) * | 2019-07-04 | 2019-08-30 | 北京环境工程技术有限公司 | A kind of environment sanitation facility odor treatment device |
| CN110559821A (en) * | 2019-07-24 | 2019-12-13 | 扬州工业职业技术学院 | Chemical treatment device and treatment method for industrial waste gas |
| CN111229029A (en) * | 2020-02-28 | 2020-06-05 | 佛山市金净创环保技术有限公司 | Photocatalytic fiber air purification device and use method thereof |
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Application publication date: 20130501 |