CN106540683B - 耐磨损scr催化剂的制备方法 - Google Patents
耐磨损scr催化剂的制备方法 Download PDFInfo
- Publication number
- CN106540683B CN106540683B CN201611108180.0A CN201611108180A CN106540683B CN 106540683 B CN106540683 B CN 106540683B CN 201611108180 A CN201611108180 A CN 201611108180A CN 106540683 B CN106540683 B CN 106540683B
- Authority
- CN
- China
- Prior art keywords
- parts
- wear
- scr catalyst
- preparation
- resistant
- 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 77
- 238000002360 preparation method Methods 0.000 title claims abstract description 35
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 26
- 229940031098 ethanolamine Drugs 0.000 claims abstract description 22
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims abstract description 19
- 239000011148 porous material Substances 0.000 claims abstract description 18
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 17
- 239000000853 adhesive Substances 0.000 claims abstract description 16
- 230000001070 adhesive effect Effects 0.000 claims abstract description 16
- 239000000314 lubricant Substances 0.000 claims abstract description 16
- 239000012744 reinforcing agent Substances 0.000 claims abstract description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims abstract description 14
- 239000012745 toughening agent Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- 238000007493 shaping process Methods 0.000 claims abstract description 8
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 35
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 32
- 238000002156 mixing Methods 0.000 claims description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 26
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 21
- 239000002131 composite material Substances 0.000 claims description 18
- 239000004310 lactic acid Substances 0.000 claims description 16
- 235000014655 lactic acid Nutrition 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 13
- 230000001413 cellular effect Effects 0.000 claims description 9
- 238000004090 dissolution Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 8
- 235000006408 oxalic acid Nutrition 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 3
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 3
- 229920001992 poloxamer 407 Polymers 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 229920003063 hydroxymethyl cellulose Polymers 0.000 claims description 2
- 229940031574 hydroxymethyl cellulose Drugs 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 38
- 238000012360 testing method Methods 0.000 description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 239000003546 flue gas Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000000523 sample Substances 0.000 description 11
- 235000010215 titanium dioxide Nutrition 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 238000006555 catalytic reaction Methods 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 239000002956 ash Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000019482 Palm oil Nutrition 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000012496 blank sample Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 239000002540 palm oil Substances 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
- 230000035484 reaction time Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000005303 weighing Methods 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
- 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
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
Abstract
Description
磨损率(%/kg) | 制备例1 | 制备例2 | 制备例3 | 制备例4 | 制备例5 | 空白 |
2h | 0.064 | 0.080 | 0.071 | 0.060 | 0.068 | 0.102 |
应用1 | 应用2 | 应用3 | |
入口烟气NO浓度ppm | 580 | 580 | 580 |
入口烟气O2的体积百分比% | 5 | 5 | 5 |
氨氮摩尔比 | 1:1 | 1:1 | 1:1 |
空速h-1 | 33800 | 33800 | 33800 |
脱硝温度℃ | 280 | 340 | 400 |
反应时间h | 2 | 2 | 2 |
% | 制备例1 | 制备例2 | 制备例3 | 制备例4 | 制备例5 | 空白 |
应用1 | 63.15 | 65.36 | 66.82 | 64.91 | 62.80 | 60.92 |
应用2 | 81.33 | 84.80 | 83.75 | 87.63 | 83.14 | 81.49 |
应用3 | 85.50 | 88.51 | 86.63 | 89.18 | 87.03 | 84.36 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611108180.0A CN106540683B (zh) | 2016-12-06 | 2016-12-06 | 耐磨损scr催化剂的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611108180.0A CN106540683B (zh) | 2016-12-06 | 2016-12-06 | 耐磨损scr催化剂的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106540683A CN106540683A (zh) | 2017-03-29 |
CN106540683B true CN106540683B (zh) | 2018-12-18 |
Family
ID=58396174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611108180.0A Active CN106540683B (zh) | 2016-12-06 | 2016-12-06 | 耐磨损scr催化剂的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106540683B (zh) |
Families Citing this family (7)
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 |
CN108187658A (zh) * | 2018-01-10 | 2018-06-22 | 北京国电龙源环保工程有限公司 | 50孔scr脱硝催化剂模块及其制备方法 |
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 |
CN108837823B (zh) * | 2018-06-15 | 2022-04-22 | 万华化学集团股份有限公司 | 一种钙钛矿型催化剂及其整体式成型方法和应用 |
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 |
CN113600179B (zh) * | 2021-09-16 | 2023-07-04 | 山东博霖环保科技发展有限公司 | 一种脱硝催化剂及其制备方法 |
CN113769732A (zh) * | 2021-09-16 | 2021-12-10 | 山东博霖环保科技发展有限公司 | 一种中温烟气scr脱硝催化剂及其制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101371970B (zh) * | 2008-09-15 | 2011-07-13 | 江苏科行环境工程技术有限公司 | 一种适用于含有碱金属氧化物烟气脱硝的催化剂及其制备方法 |
JP5457129B2 (ja) * | 2009-10-06 | 2014-04-02 | バブコック日立株式会社 | 脱硝触媒及びその製造方法 |
CN103240078B (zh) * | 2013-05-22 | 2014-12-10 | 重庆远达催化剂制造有限公司 | 耐磨损scr脱硝催化剂及其制备方法 |
CN105413756B (zh) * | 2015-12-30 | 2017-10-27 | 华电青岛环保技术有限公司 | Scr脱硝催化剂端面硬化水溶胶及其制备方法 |
CN106076406A (zh) * | 2016-06-15 | 2016-11-09 | 湖北神雾热能技术有限公司 | 一种宽温度高活性新型稀土脱硝催化剂及其制备方法 |
-
2016
- 2016-12-06 CN CN201611108180.0A patent/CN106540683B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106540683A (zh) | 2017-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106540683B (zh) | 耐磨损scr催化剂的制备方法 | |
CN105126818B (zh) | 一种耐磨抗中毒蜂窝式scr脱硝催化剂及其制备方法 | |
CN105817220B (zh) | 一种稀土改性的抗硫低温scr催化剂及其制备方法 | |
CN106140143B (zh) | 一种非均匀蜂窝型脱硝催化剂及其制备方法 | |
CN101961656B (zh) | 一种高温烟气scr脱硝催化剂及其制备方法和应用 | |
CN111036192B (zh) | 一种涂覆型耐磨钒系脱硝催化剂及其制备方法与应用 | |
CN104475122A (zh) | 一种同时抗水抗硫的成型scr催化剂及其制备方法 | |
CN105618077B (zh) | 一种脱硝蜂窝陶瓷催化剂的制备方法及其制备的催化剂 | |
CN105170136A (zh) | 高比表面积蜂窝式脱硝催化剂及其制备方法 | |
CN105435776A (zh) | 一种蜂窝式铈锆钨钛基脱硝催化剂及其制备方法 | |
CN109225203A (zh) | 一种钒基氧化物scr催化剂制备方法及其制备的催化剂 | |
CN106140150A (zh) | 一种蜂窝式铈锆锰钛基脱硝催化剂及其制备方法 | |
CN105435769A (zh) | 一种蜂窝式铈锆钛基脱硝催化剂及其制备方法 | |
CN107552041A (zh) | 一种适合高灰高钙工况的耐磨脱硝催化剂及其制备方法 | |
CN106732537A (zh) | 一种添加改性凹凸棒土的低温scr催化剂及其制备方法 | |
CN104368380A (zh) | 一种用于柴油车尾气催化还原脱硝的催化剂及其制备方法 | |
CN107335423A (zh) | 一种蜂窝式无钒铈锆钛脱硝催化剂及其制备方法 | |
CN107308991A (zh) | 一种壁流管式scr脱硝催化剂及其制备方法 | |
CN106179319B (zh) | 一种适用于高砷烟气的蜂窝式脱硝催化剂及其制备方法 | |
CN104368331B (zh) | 一种蜂窝式scr脱硝催化剂端部硬化液及硬化处理方法 | |
CN104437586A (zh) | 一种泡沫式低温烟气脱硝催化剂及其配制方法 | |
CN106902807A (zh) | 一种颗粒式低温scr催化剂及其制备方法 | |
CN106881148B (zh) | 一种蜂窝式宽温度脱硝催化剂及其制备方法 | |
CN103372425B (zh) | 叶腊石为载体的scr催化剂的生产工艺 | |
CN106492783A (zh) | 一种玻璃窑炉烟气用scr脱硝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 | ||
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 |