CN106540684B - 高活性蜂窝式scr催化剂的制备方法 - Google Patents
高活性蜂窝式scr催化剂的制备方法 Download PDFInfo
- Publication number
- CN106540684B CN106540684B CN201611108545.XA CN201611108545A CN106540684B CN 106540684 B CN106540684 B CN 106540684B CN 201611108545 A CN201611108545 A CN 201611108545A CN 106540684 B CN106540684 B CN 106540684B
- Authority
- CN
- China
- Prior art keywords
- parts
- attapulgite
- scr catalyst
- preparation
- high activity
- 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.)
- Active
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 76
- 230000000694 effects Effects 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 229960000892 attapulgite Drugs 0.000 claims abstract description 60
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 60
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 26
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 21
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000908 ammonium hydroxide Substances 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 11
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 11
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims abstract description 11
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 10
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 5
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims abstract description 4
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims abstract description 4
- 230000004913 activation Effects 0.000 claims description 23
- 238000002156 mixing Methods 0.000 claims description 14
- 239000011734 sodium Substances 0.000 claims description 9
- 230000032683 aging Effects 0.000 claims description 8
- 230000001413 cellular effect Effects 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 6
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 210000001161 mammalian embryo Anatomy 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 9
- 235000010215 titanium dioxide Nutrition 0.000 description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000002689 soil Substances 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 238000001354 calcination Methods 0.000 description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 5
- 229920006184 cellulose methylcellulose Polymers 0.000 description 5
- GBCAVSYHPPARHX-UHFFFAOYSA-M n'-cyclohexyl-n-[2-(4-methylmorpholin-4-ium-4-yl)ethyl]methanediimine;4-methylbenzenesulfonate Chemical compound CC1=CC=C(S([O-])(=O)=O)C=C1.C1CCCCC1N=C=NCC[N+]1(C)CCOCC1 GBCAVSYHPPARHX-UHFFFAOYSA-M 0.000 description 5
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical class O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 238000003359 percent control normalization Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
-
- B01J35/39—
-
- B01J35/56—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Abstract
Description
应用例1 | 应用例2 | 应用例3 | |
入口烟气NO浓度ppm | 500 | 500 | 500 |
入口烟气O<sub>2</sub>的体积百分比% | 5 | 5 | 5 |
氨氮摩尔比 | 1:1 | 1:1 | 1:1 |
空速h<sup>-1</sup> | 32000 | 32000 | 32000 |
脱硝温度℃ | 280 | 360 | 450 |
% | 制备例1 | 制备例2 | 制备例3 | 制备例4 | 制备例5 |
应用例1 | 93 | 90 | 85 | 92 | 95 |
应用例2 | 92 | 91 | 86 | 90 | 94 |
应用例3 | 90 | 85 | 91 | 95 | 92 |
脱硝效率% | 对照组 | 实验组 |
应用例1 | 90 | 65 |
应用例2 | 91 | 75 |
应用例3 | 89 | 70 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611108545.XA CN106540684B (zh) | 2016-12-06 | 2016-12-06 | 高活性蜂窝式scr催化剂的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611108545.XA CN106540684B (zh) | 2016-12-06 | 2016-12-06 | 高活性蜂窝式scr催化剂的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106540684A CN106540684A (zh) | 2017-03-29 |
CN106540684B true CN106540684B (zh) | 2019-05-10 |
Family
ID=58396128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611108545.XA Active CN106540684B (zh) | 2016-12-06 | 2016-12-06 | 高活性蜂窝式scr催化剂的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106540684B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108187657A (zh) * | 2018-01-10 | 2018-06-22 | 北京国电龙源环保工程有限公司 | 低二氧化硫氧化率的薄壁scr脱硝催化剂及其制备方法 |
CN108283944A (zh) * | 2018-04-10 | 2018-07-17 | 北京国电龙源环保工程有限公司 | 一种3d打印成型制备的蜂窝式脱硝催化剂及其制备方法 |
CN109603917B (zh) * | 2018-11-29 | 2021-08-24 | 江苏龙源催化剂有限公司 | 一种脱硝催化剂泥料的制备方法 |
CN110152659A (zh) * | 2019-05-20 | 2019-08-23 | 安徽元琛环保科技股份有限公司 | 脱硝脱voc催化剂、制备方法、再生方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101862648A (zh) * | 2010-06-03 | 2010-10-20 | 石磊 | 一种添加凹凸棒石的scr脱硝催化剂及其制备方法 |
CN103878032A (zh) * | 2014-03-25 | 2014-06-25 | 浙江海亮环境材料有限公司 | 一种添加粘土的scr脱硝催化剂 |
CN105148954A (zh) * | 2015-09-21 | 2015-12-16 | 盐城复华环保产业开发有限公司 | 一种低温高效scr脱硝催化剂及其制备方法 |
CN105771954A (zh) * | 2016-03-30 | 2016-07-20 | 盐城工学院 | 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 |
CN106111118A (zh) * | 2016-06-20 | 2016-11-16 | 浙江三龙催化剂有限公司 | 一种脱硝催化剂的制备方法及其应用 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2401799B1 (es) * | 2011-08-08 | 2014-06-03 | Acciona Infraestructuras, S.A. | Procedimiento para la preparación de un aditivo que comprende partículas de tio2 soportadas y dispersas |
-
2016
- 2016-12-06 CN CN201611108545.XA patent/CN106540684B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101862648A (zh) * | 2010-06-03 | 2010-10-20 | 石磊 | 一种添加凹凸棒石的scr脱硝催化剂及其制备方法 |
CN103878032A (zh) * | 2014-03-25 | 2014-06-25 | 浙江海亮环境材料有限公司 | 一种添加粘土的scr脱硝催化剂 |
CN105148954A (zh) * | 2015-09-21 | 2015-12-16 | 盐城复华环保产业开发有限公司 | 一种低温高效scr脱硝催化剂及其制备方法 |
CN105771954A (zh) * | 2016-03-30 | 2016-07-20 | 盐城工学院 | 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 |
CN106111118A (zh) * | 2016-06-20 | 2016-11-16 | 浙江三龙催化剂有限公司 | 一种脱硝催化剂的制备方法及其应用 |
Also Published As
Publication number | Publication date |
---|---|
CN106540684A (zh) | 2017-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106540684B (zh) | 高活性蜂窝式scr催化剂的制备方法 | |
CN105107514B (zh) | 一种蜂窝状非钒脱硝成型催化剂、制备方法及其用途 | |
CN104014331B (zh) | 介孔二氧化钛球负载的Mn-Ce-W复合氧化物脱硝催化剂的制备方法 | |
CN106807356B (zh) | 一种低温scr脱硝催化剂及其制备和应用方法 | |
CN102921405A (zh) | 一种添加SiO2的脱硝催化剂及其制备方法 | |
CN104415748B (zh) | 一种以从废旧催化剂中回收的脱硝粉体为原料制备脱硝催化剂的方法 | |
CN106975493A (zh) | 一种蜂窝状催化剂材料及其成型方法 | |
CN104971764A (zh) | 一种低温高效脱硝催化剂及其制备方法 | |
CN101428212B (zh) | 复合载体烟气选择性催化还原法脱硝催化剂及制备方法 | |
CN103962189A (zh) | 一种废旧scr催化剂回收方法、回收清洗液及其制备的催化剂 | |
CN103495413A (zh) | 一种低成本脱硝催化剂及其制造工艺 | |
CN105435776A (zh) | 一种蜂窝式铈锆钨钛基脱硝催化剂及其制备方法 | |
CN103877970B (zh) | 一种蜂窝状废气脱硝催化剂 | |
CN104475122A (zh) | 一种同时抗水抗硫的成型scr催化剂及其制备方法 | |
CN103861653A (zh) | 改性钛白粉、超细晶形陶瓷粉体和高强度火电厂脱硝催化剂及其制备方法 | |
CN105056967A (zh) | 一种Mn系低温脱硝催化剂及其制备方法 | |
CN106140150A (zh) | 一种蜂窝式铈锆锰钛基脱硝催化剂及其制备方法 | |
CN103406122A (zh) | 一种低温脱除氮氧化物和一氧化碳的催化剂及其制备方法 | |
CN103861581A (zh) | 钙钛矿型物质La1-xSrxCrO3、火电厂脱硝复合催化剂及其制备方法 | |
CN107126955A (zh) | 一种炭基低温烧结烟气脱硝催化剂及制备方法 | |
CN104415755A (zh) | 一种以改性活性炭为基体材料的脱硝催化剂及其制备方法 | |
CN105126922B (zh) | 一种无钒scr脱硝催化剂及其制备方法 | |
CN104415768A (zh) | 一种从废旧催化剂中回收脱硝粉体的方法 | |
CN104368334B (zh) | 一种脱硝催化剂及其制备方法 | |
CN111744494B (zh) | 平板式CO、SO2和NOx同步脱除催化剂及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Patentee after: Guoneng Longyuan catalyst Jiangsu Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee before: JIANGSU LONGYUAN CATALYST Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.6 Yongsheng Road, Yixing Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Guoneng Longyuan catalyst Jiangsu Co.,Ltd. Patentee after: Guoneng Longyuan environmental protection Co., Ltd Address before: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: Guoneng Longyuan environmental protection Co.,Ltd. Patentee before: Guoneng Longyuan catalyst Jiangsu Co., Ltd |
|
CP03 | Change of name, title or address |