CN103446805A - Dedusting and demercuration double-effect functional filter material and preparation method thereof - Google Patents
Dedusting and demercuration double-effect functional filter material and preparation method thereof Download PDFInfo
- Publication number
- CN103446805A CN103446805A CN2013103889982A CN201310388998A CN103446805A CN 103446805 A CN103446805 A CN 103446805A CN 2013103889982 A CN2013103889982 A CN 2013103889982A CN 201310388998 A CN201310388998 A CN 201310388998A CN 103446805 A CN103446805 A CN 103446805A
- Authority
- CN
- China
- Prior art keywords
- demercuration
- layer
- dedusting
- filter material
- preparation
- 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.)
- Granted
Links
Images
Landscapes
- Catalysts (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a dedusting and demercuration double-effect functional filter material and a preparation method thereof. The dedusting and demercuration double-effect functional filter material comprises a support layer, a base cloth layer, a catalytic decomposition layer, a buffer layer and a dust receiving layer which are sequentially connected, wherein the support layer, the base cloth layer, the catalytic decomposition layer, the buffer layer and the dust receiving layer are mutually linked through prods. The invention also discloses the corresponding preparation method. The filter material disclosed by the invention has double effect of dedusting and demercuration, can be used for achieving the high-efficiency dedusting and synchronously decomposing mercury and heavy metal thereof at a high temperature by compounding a filter material with the function of catalyzing and decomposing the mercury and the heavy metal thereof with an original filter material, thereby reducing the discharge concentration of the mercury and the heavy metal thereof; according to the invention, both polytetrafluoroethylene (PTFE) fibers and polyimide fibers P84 can be operated for a long time at a temperature of below 260 DEG C, and the effective decomposition temperature of a catalyst is 150-220 DEG C, so that better matching on the temperature is achieved.
Description
Technical field
The present invention relates to a kind of filtrate and preparation method thereof, in particular a kind of dedusting demercuration economic benefits and social benefits function filter material and preparation method thereof.
Background technology
On July 29th, 2011, national environmental protection section and State Administration for Quality Supervision and Inspection and Quarantine have issued up-to-date " fossil-fuel power plant atmospheric pollutant emission standard ".Regulation nitrogen oxide in " standard ": from 1 day January in 2012, carry out the discharge standard of 30mg/Nm3 for the mercury and mercuric compounds of whole boilers, compare original this requirement that increased; And at present, the combination of SCR, electric cleaner/sack cleaner, FGD can be deviate from flue gas 30～70% Hg.Depend primarily on the content of chlorine in coal, the de-Hg of the high SCR of chlorinity, electric cleaner, FGD combination leads just high.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of dedusting demercuration economic benefits and social benefits function filter material and preparation method thereof is provided, realize that dedusting and demercuration are difunctional.
The present invention is achieved by the following technical solutions, the present invention includes successively supporting layer, base cloth layer, catalytic decomposition layer, the cushion connected and meet knoisphere, described supporting layer, base cloth layer, catalytic decomposition layer, cushion and meet knoisphere and mutually link by acupuncture;
Described meet knoisphere by polytetrafluoroethylene fibre and polyimide fiber in mass ratio 1:1～1:2 blending make, cushion by polytetrafluoroethylene fibre and polyimide fiber in mass ratio 1:1～1:2 blending make, the catalytic decomposition layer is made by the poly tetrafluoroethylene that contains the demercuration catalyst, base cloth layer is made by polytetrafluoroethylene fibre, and supporting layer is made by polytetrafluoroethylene fibre.
As one of optimal way of the present invention, the total grammes per square metre of described base cloth layer is 100～150 g/ms.
As one of optimal way of the present invention, the described total grammes per square metre of knoisphere of meeting is 100～200 g/ms.
As one of optimal way of the present invention, the total grammes per square metre of described filtrate is 1000～1500 g/ms.
In described catalytic decomposition layer, the demercuration catalyst of take is implanted in poly tetrafluoroethylene as dispersant, and total grammes per square metre of catalytic decomposition layer is 200～250 g/ms, and wherein, the weight proportion of demercuration catalyst in poly tetrafluoroethylene is 20～50%.
A kind of preparation method of dedusting demercuration economic benefits and social benefits function filter material comprises the following steps:
(1) preparation of cushion
After polytetrafluoroethylene fibre and polyimide fiber are carried out to shredding in proportion, by machinery, become net to form cushion, and through pinprick reinforcement;
(2) meet the preparation of knoisphere
Polytetrafluoroethylene fibre and polyimide fiber mix in proportion, through fiber pretreatment, shredding, combing processing;
(3) preparation of base cloth layer
Adopt polytetrafluoroethylene fibre, by the formation base cloth layer that interweaves through the woven processing of broadwise;
(4) preparation of supporting layer
Adopt polytetrafluoroethylene fibre, through fiber pretreatment, shredding, combing processing, then make through post processing;
(5) preparation of catalytic decomposition layer
The demercuration catalyst is implanted to poly tetrafluoroethylene, then by this poly tetrafluoroethylene and meet knoisphere, cushion carries out lapping, acupuncture;
(6) preparation of dedusting and demercuration integrated function filtrate
Knoisphere, cushion, catalytic decomposition layer, base cloth layer and supporting layer be will meet, by acupuncture processing, post processing, dedusting and demercuration integrated function filtrate obtained.
In described step (2), the fineness of meeting the polytetrafluoroethylene fibre of knoisphere use is 2～10 dtexs, 60 millimeters of length; The fiber pretreatment adopts Surfactant OP-10, and Surfactant OP-10 are 1:100～1:200 with the weight ratio of fiber, are sprayed onto fiber surface, airtight maintenance 24～72 hours.
In described step (4), the post processing of supporting layer comprises thermal finalization, 250～300 ℃ of temperature, 10～15 minutes time.
In described step (5), the demercuration catalyst is implanted to poly tetrafluoroethylene and comprises the following steps:
A, the demercuration catalyst is formed to dispersant;
B, demercuration catalyst are distributed in poly tetrafluoroethylene by weight 20%～50%;
C, the poly tetrafluoroethylene that contains the demercuration catalyst are stretched, form the poly tetrafluoroethylene that contains the demercuration catalyst.
The present invention is in the traditional dedusting filtrate of preparation, and the demercuration catalyst is implanted in the PTFE film, at the PTFE membrane carrier that will implant the demercuration catalyst, with meeting the together acupuncture of knoisphere, cushion, forms the Nomex filtrate.
The present invention has the following advantages compared to existing technology:
1, the present invention has the double effects of dedusting and demercuration, this filtrate is in original filtrate, to be compounded with to have catalytic decomposition mercury and heavy metal function filter material thereof, therefore, in high-effective dust-removing, mercury and heavy metal thereof at high temperature synchronously can be decomposed, reduce the concentration of emission of mercury and heavy metal thereof;
2, Temperature Matching is good: polytetrafluoroethylene fibre PTFE and polyimide fiber P84 can move below 260 ℃ for a long time, and effective decomposition temperature of catalyst is 150～220 ℃, and therefore on temperature, matching is better;
3, catalytic decomposition efficiency is high: use the powder shaped catalyst in fiber, and adopt PTFE superfine pore membrane as carrier, improved the adhesion effect of catalyst, than the comparison of current bulk (honeycomb coaly), increase the contact area of waste gas and catalyst, improved the decomposition efficiency to waste gas;
4, good environmental adaptability: can keep good decomposition efficiency and service life in the environment of high humility, high oxidation, high acid and alkali corrosion;
5, cost is low: without increasing new cleaner and transformation, because this novel filtrate and ordinary filter difference are very little, can directly on existing sack cleaner, use, so without any expenses such as scrap builds.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below embodiments of the invention are elaborated, the present embodiment is implemented take technical solution of the present invention under prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, the present embodiment comprises successively supporting layer 5, base cloth layer 4, catalytic decomposition layer 3, the cushion 2 connected and meets knoisphere 1, described supporting layer 5, base cloth layer 4, catalytic decomposition layer 3, cushion 2 and meet knoisphere 1 and mutually link by acupuncture; Meeting knoisphere 1 is made by polytetrafluoroethylene fibre and polyimide fiber blending, cushion 2 is made by polytetrafluoroethylene fibre and polyimide fiber blending, catalytic decomposition layer 3 is made by the poly tetrafluoroethylene that contains the demercuration catalyst, base cloth layer 4 is made by polytetrafluoroethylene fibre, and supporting layer 5 is made by polytetrafluoroethylene fibre.
The preparation method of the dedusting demercuration economic benefits and social benefits function filter material of the present embodiment comprises the following steps:
(1) preparation of cushion 2
After polytetrafluoroethylene fibre and polyimide fiber are carried out to shredding in the ratio of 1:1, by machinery, become net to form cushion 2, and through pinprick reinforcement;
(2) meet the preparation of knoisphere 1
Polytetrafluoroethylene fibre and polyimide fiber mix in the ratio of 1:2, through fiber pretreatment, shredding, combing processing;
The fineness of meeting the polytetrafluoroethylene fibre of knoisphere 1 use is 2～10 dtexs, 60 millimeters of length; The fiber pretreatment adopts Surfactant OP-10, and Surfactant OP-10 are 1:100～1:200 with the weight ratio of fiber, are sprayed onto fiber surface, airtight maintenance 24～72 hours.
(3) preparation of base cloth layer 4
Adopt polytetrafluoroethylene fibre, form base cloth layer 4 by interweaving through the woven processing of broadwise;
(4) preparation of supporting layer 5
Adopt polytetrafluoroethylene fibre, through fiber pretreatment, shredding, combing processing, then make through post processing; The post processing of supporting layer 5 comprises thermal finalization, 250～300 ℃ of temperature, 10～15 minutes time.
(5) preparation of catalytic decomposition layer 3
The demercuration catalyst is implanted to poly tetrafluoroethylene as dispersant, then by this poly tetrafluoroethylene and meet knoisphere 1, cushion 2 carries out lapping, acupuncture;
The demercuration catalyst is implanted to poly tetrafluoroethylene to be comprised the following steps:
A, the demercuration catalyst is formed to dispersant;
B, demercuration catalyst are distributed in poly tetrafluoroethylene by weight 50%;
C, the poly tetrafluoroethylene that contains the demercuration catalyst are stretched, form the poly tetrafluoroethylene that contains the demercuration catalyst.
(6) preparation of dedusting and demercuration integrated function filtrate
Knoisphere 1, cushion 2, catalytic decomposition layer 3, base cloth layer 4 and supporting layer 5 be will meet, by acupuncture processing, post processing, dedusting and demercuration integrated function filtrate obtained.
The total grammes per square metre of base cloth layer 4 of the present embodiment is 150 g/ms.
The present embodiment to meet the total grammes per square metre of knoisphere 1 be 200 g/ms.
The total grammes per square metre of the filtrate of the present embodiment is 1000 g/ms.
In the catalytic decomposition layer 3 of the present embodiment, the demercuration catalyst of take is implanted in poly tetrafluoroethylene as dispersant, and total grammes per square metre of catalytic decomposition layer 3 is 250 g/ms.
Meet knoisphere 1: coating technology is incorporated in the processing of meeting knoisphere 1, produces the both surface filtration effect.Compare with the surface filtration technology of covering the PTFE microporous barrier, the impact of filtrate Air permenbility is significantly reduced; Compare with the non-weaving cloth in-depth filtration, improved the fine grit ability that stops, surperficial easy-to-clean ash of while, the Main Function of meeting knoisphere 1 is the flying dust of holding back in flue dust.
Cushion 2: the crisscross arrangement of fibers in the fibrous layers forms countless grids.When air-flow passes in fibrage, be through repeatedly fierce turning.When particle mass is large or air velocity when larger, at turning, particulate or air-flow are because inertia has little time to walk around fiber, but constantly close to fiber, under particulate deposits on fiber, air velocity is slowed down.
Catalytic decomposition layer 3: catalytic decomposition layer 3 is main in the temperature range of 200～250 ℃, at a small amount of O
2under the condition existed, by catalyst, with mercury and heavy metal, contact, carry out catalytic decomposition.
The dedusting of the present embodiment and the functional filtrate of demercuration economic benefits and social benefits, at 250 ℃ of clearances to mercury and heavy metal 90%, reach 90% to the PM2.5 particle removal efficiency, and running resistance is 1000Pa; At 280 ℃ of clearances to mercury and heavy metal 99.2%, the PM2.5 particle removal efficiency is reached to 99.8%, running resistance is 1300Pa.
Claims (9)
1. a dedusting demercuration economic benefits and social benefits function filter material, it is characterized in that, comprise successively supporting layer (5), base cloth layer (4), catalytic decomposition layer (3), the cushion (2) connected and meet knoisphere (1), described supporting layer (5), base cloth layer (4), catalytic decomposition layer (3), cushion (2) and meet knoisphere (1) and mutually link by acupuncture;
Described meet knoisphere (1) by polytetrafluoroethylene fibre and polyimide fiber in mass ratio 1:1～1:2 blending make, cushion (2) by polytetrafluoroethylene fibre and polyimide fiber in mass ratio 1:1～1:2 blending make, catalytic decomposition layer (3) is made by the poly tetrafluoroethylene that contains the demercuration catalyst, base cloth layer (4) is made by polytetrafluoroethylene fibre, and supporting layer (5) is made by polytetrafluoroethylene fibre.
2. dedusting demercuration economic benefits and social benefits function filter material according to claim 1, is characterized in that, the total grammes per square metre of described base cloth layer (4) is 100～150 g/ms.
3. dedusting demercuration economic benefits and social benefits function filter material according to claim 1, is characterized in that, described to meet the total grammes per square metre of knoisphere (1) be 100～200 g/ms.
4. dedusting demercuration economic benefits and social benefits function filter material according to claim 1, it is characterized in that, in described catalytic decomposition layer (3), take the demercuration catalyst in dispersant implantation poly tetrafluoroethylene, total grammes per square metre of catalytic decomposition layer (3) is 200～250 g/ms, wherein, the weight proportion of demercuration catalyst in poly tetrafluoroethylene is 20～50%.
5. dedusting demercuration economic benefits and social benefits function filter material according to claim 1, is characterized in that, the total grammes per square metre of described filtrate is 1000～1500 g/ms.
6. the preparation method of a dedusting demercuration economic benefits and social benefits function filter material as claimed in claim 1, is characterized in that, comprises the following steps:
(1) preparation of cushion (2)
After polytetrafluoroethylene fibre and polyimide fiber are carried out to shredding in proportion, by machinery, become net to form cushion (2), and through pinprick reinforcement;
(2) meet the preparation of knoisphere (1)
Polytetrafluoroethylene fibre and polyimide fiber mix in proportion, through fiber pretreatment, shredding, combing processing;
(3) preparation of base cloth layer (4)
Adopt polytetrafluoroethylene fibre, form base cloth layer (4) by interweaving through the woven processing of broadwise;
(4) preparation of supporting layer (5)
Adopt polytetrafluoroethylene fibre, through fiber pretreatment, shredding, combing processing, then make through post processing;
(5) preparation of catalytic decomposition layer (3)
The demercuration catalyst is implanted to poly tetrafluoroethylene, then by this poly tetrafluoroethylene and meet knoisphere (1), cushion (2) carries out lapping, acupuncture;
(6) preparation of dedusting and demercuration integrated function filtrate
Knoisphere (1), cushion (2), catalytic decomposition layer (3), base cloth layer (4) and supporting layer (5) be will meet, by acupuncture processing, post processing, dedusting and demercuration integrated function filtrate obtained.
7. the preparation method of a kind of dedusting demercuration economic benefits and social benefits function filter material according to claim 6, is characterized in that, in described step (2), the fineness of meeting the polytetrafluoroethylene fibre of knoisphere (1) use is 2～10 dtexs, 60 millimeters of length; The fiber pretreatment adopts Surfactant OP-10, and Surfactant OP-10 are 1:100～1:200 with the weight ratio of fiber, are sprayed onto fiber surface, airtight maintenance 24～72 hours.
8. the preparation method of a kind of dedusting demercuration economic benefits and social benefits function filter material according to claim 6, is characterized in that, in described step (4), the post processing of supporting layer (5) comprises thermal finalization, 250～300 ℃ of temperature, 10～15 minutes time.
9. the preparation method of a kind of dedusting demercuration economic benefits and social benefits function filter material according to claim 6, is characterized in that, in described step (5), the demercuration catalyst implanted to poly tetrafluoroethylene and comprise the following steps:
A, the demercuration catalyst is formed to dispersant;
B, demercuration catalyst are distributed in poly tetrafluoroethylene by weight 20%～50%;
C, the poly tetrafluoroethylene that contains the demercuration catalyst are stretched, form the poly tetrafluoroethylene that contains the demercuration catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310388998.2A CN103446805B (en) | 2013-08-30 | 2013-08-30 | A kind of dedusting demercuration double-effect functional filter material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310388998.2A CN103446805B (en) | 2013-08-30 | 2013-08-30 | A kind of dedusting demercuration double-effect functional filter material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103446805A true CN103446805A (en) | 2013-12-18 |
| CN103446805B CN103446805B (en) | 2015-09-16 |
Family
ID=49729888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310388998.2A Active CN103446805B (en) | 2013-08-30 | 2013-08-30 | A kind of dedusting demercuration double-effect functional filter material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103446805B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162359A (en) * | 2014-08-22 | 2014-11-26 | 合肥工业大学 | Method for synchronous desulfurization, denitrification, mercury removal and dust removal in bag type dust collector |
| CN105013250A (en) * | 2015-07-02 | 2015-11-04 | 辽宁鸿盛环境技术集团股份有限公司 | Filtering material possessing desulphurization efficacy and preparation method thereof |
| CN105688585A (en) * | 2016-04-13 | 2016-06-22 | 中国石油大学(北京) | Integrated smoke dedusting and demercurating device and treatment method thereof for composite filmed filter bag of plasma reactor |
| CN105709597A (en) * | 2016-04-13 | 2016-06-29 | 中国石油大学(北京) | Flue gas dedusting and demercuration device adopting combination of plasma reactor and film coated filter bag and processing method of flue gas dedusting and demercuration device |
| CN109224631A (en) * | 2018-09-28 | 2019-01-18 | 安徽元琛环保科技股份有限公司 | A kind of dedusting demercuration integration filtrate and preparation method thereof |
| CN110124508A (en) * | 2018-02-02 | 2019-08-16 | 天津博仕化工科技有限公司 | A kind of de- dioxin dedusting Trinity catalysis filter bag of denitration |
| CN112590204A (en) * | 2020-11-21 | 2021-04-02 | 西安热工研究院有限公司 | Selective thermal sintering molding 3D printing demercuration bag cage and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081356A (en) * | 2007-07-10 | 2007-12-05 | 浙江理工大学 | Method for preparation of polytetrafluorethylene microporous film for the processing of high-temperature fume and flour dust |
| CN101496974A (en) * | 2009-01-12 | 2009-08-05 | 浙江理工大学 | Preparation method of dual-purpose filter material for dedusting and decomposing dioxins |
| CN102430283A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Flexible filter felt and its preparation method |
| CN103170182A (en) * | 2011-12-23 | 2013-06-26 | 东丽纤维研究所（中国）有限公司 | Filtering material for dedusting and low-temperature denitration, and preparation method and application thereof |
-
2013
- 2013-08-30 CN CN201310388998.2A patent/CN103446805B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081356A (en) * | 2007-07-10 | 2007-12-05 | 浙江理工大学 | Method for preparation of polytetrafluorethylene microporous film for the processing of high-temperature fume and flour dust |
| CN101496974A (en) * | 2009-01-12 | 2009-08-05 | 浙江理工大学 | Preparation method of dual-purpose filter material for dedusting and decomposing dioxins |
| CN102430283A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Flexible filter felt and its preparation method |
| CN103170182A (en) * | 2011-12-23 | 2013-06-26 | 东丽纤维研究所（中国）有限公司 | Filtering material for dedusting and low-temperature denitration, and preparation method and application thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162359A (en) * | 2014-08-22 | 2014-11-26 | 合肥工业大学 | Method for synchronous desulfurization, denitrification, mercury removal and dust removal in bag type dust collector |
| CN104162359B (en) * | 2014-08-22 | 2015-12-30 | 合肥工业大学 | A kind of method of sack cleaner inter-sync desulphurization denitration removal of mercury dedusting |
| CN105013250A (en) * | 2015-07-02 | 2015-11-04 | 辽宁鸿盛环境技术集团股份有限公司 | Filtering material possessing desulphurization efficacy and preparation method thereof |
| CN105688585A (en) * | 2016-04-13 | 2016-06-22 | 中国石油大学(北京) | Integrated smoke dedusting and demercurating device and treatment method thereof for composite filmed filter bag of plasma reactor |
| CN105709597A (en) * | 2016-04-13 | 2016-06-29 | 中国石油大学(北京) | Flue gas dedusting and demercuration device adopting combination of plasma reactor and film coated filter bag and processing method of flue gas dedusting and demercuration device |
| CN105688585B (en) * | 2016-04-13 | 2018-02-23 | 中国石油大学(北京) | A kind of the integrated fume dedusting mercury removal device and its processing method of plasma reactor joint membrane bag filter |
| CN105709597B (en) * | 2016-04-13 | 2018-06-19 | 中国石油大学(北京) | A kind of the flue gas ash removal mercury removal device and its processing method of plasma reactor joint membrane bag filter |
| CN110124508A (en) * | 2018-02-02 | 2019-08-16 | 天津博仕化工科技有限公司 | A kind of de- dioxin dedusting Trinity catalysis filter bag of denitration |
| CN109224631A (en) * | 2018-09-28 | 2019-01-18 | 安徽元琛环保科技股份有限公司 | A kind of dedusting demercuration integration filtrate and preparation method thereof |
| CN112590204A (en) * | 2020-11-21 | 2021-04-02 | 西安热工研究院有限公司 | Selective thermal sintering molding 3D printing demercuration bag cage and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103446805B (en) | 2015-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103252135B (en) | A kind of dedusting denitrification integral functional filter material and preparation method thereof | |
| CN103446805B (en) | A kind of dedusting demercuration double-effect functional filter material and preparation method thereof | |
| US11668266B2 (en) | Total recycling system of capturing, conversion and utilization of flue gas from factory, power plant and refinery | |
| CN102350340B (en) | Composite smoke denitration catalyst capable of oxidizing zero-valence mercury | |
| CN104162349B (en) | A kind of low-temperature denitration catalyst SO that suppresses2Poisoning method | |
| CN103721550B (en) | Flue gas and desulfurizing and denitrifying takes off VOCs absorbent and preparation thereof and application | |
| CN102974368B (en) | Deactivated SCR denitration catalyst regeneration method | |
| CN103801154A (en) | Catalytic filtering material with TiO2 thin film protective layer and preparation method for catalytic filtering material | |
| CN205182509U (en) | High -efficient dust removal deNOx systems of glass stove high temperature flue gas | |
| CN101306280A (en) | Dual-effect filter material for removing dust and decomposing dioxin and preparation method thereof | |
| CN205412681U (en) | Tail gas desulfurization , denitration, dust removal integration treatment device | |
| Li et al. | Recent advances in catalytic filters for integrated removal of dust and NOx from flue gas: fundamentals and applications | |
| CN102886255B (en) | MnO2-TiO2-carbon nano tube porous inorganic ceramic membrane low-temperature denitration catalyst and preparation method thereof | |
| CN106732547B (en) | Demercuration catalyst for low-temperature oxidation of zero-valent mercury in coal-fired flue gas and preparation method thereof | |
| CN103769408A (en) | Harmless treatment method and treatment system for waste plate type catalyst | |
| CN105235229A (en) | Preparation method and application of carbon fiber felt composite glass fiber fabric for pultrusion | |
| CN104474888B (en) | A kind of processing method of elemental mercury from coal-fired flue gas | |
| CN203342542U (en) | Dedusting and denitration integrated functional filter material | |
| CN210097394U (en) | Be used for cement kiln tail flue gas dust nitrogen oxide desorption system in coordination | |
| CN208244378U (en) | A kind of brickmaking factory waste gas purification apparatus | |
| CN107952296A (en) | A kind of agglomerates of sintered pellets flue gas multiple pollutant cooperated purification system based on bag-type dusting | |
| CN205730867U (en) | A kind of flue gas purification system for waste incineration and generating electricity | |
| CN107511062A (en) | A kind of air purifier and its purification method containing low-temperature catalytic burning unit | |
| RU2472571C1 (en) | Method of making nonpolluting wasteless coal-burning plant with complex non-catalytic cleaning of flue gases of nitrogen oxides and trapping of fly ash, its grinding, free carbon afterburning, rectification and complete recovery | |
| CN203494296U (en) | Modified activated carbon fiber doped efficient mercury removal filter material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230001, three Yuan Industrial Park, Hefei New District, Anhui Patentee after: ANHUI YUANCHEN ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. Address before: 230001, three Yuan Industrial Park, Hefei New District, Anhui Patentee before: Anhui YuanChen Environmental Protention Science and Technology Co., Ltd. |