DE69104674D1 - Verstärkter Katalysator zur Behandlung von Abgasen. - Google Patents
Verstärkter Katalysator zur Behandlung von Abgasen.Info
- Publication number
- DE69104674D1 DE69104674D1 DE69104674T DE69104674T DE69104674D1 DE 69104674 D1 DE69104674 D1 DE 69104674D1 DE 69104674 T DE69104674 T DE 69104674T DE 69104674 T DE69104674 T DE 69104674T DE 69104674 D1 DE69104674 D1 DE 69104674D1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- treatment
- exhaust gases
- sol
- reinforced catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20715—Zirconium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20776—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/92—Dimensions
- B01D2255/9202—Linear dimensions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22257090 | 1990-08-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69104674D1 true DE69104674D1 (de) | 1994-11-24 |
DE69104674T2 DE69104674T2 (de) | 1995-06-22 |
Family
ID=16784538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69104674T Expired - Fee Related DE69104674T2 (de) | 1990-08-27 | 1991-08-27 | Verstärkter Katalysator zur Behandlung von Abgasen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5124303A (de) |
EP (1) | EP0473396B1 (de) |
AT (1) | ATE112977T1 (de) |
CA (1) | CA2049918C (de) |
DE (1) | DE69104674T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4229255A1 (de) * | 1992-09-02 | 1994-03-03 | Huels Chemische Werke Ag | Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen |
JP3480596B2 (ja) * | 1994-05-10 | 2003-12-22 | 三井鉱山株式会社 | 乾式脱硫脱硝プロセス |
JP3495475B2 (ja) * | 1995-10-17 | 2004-02-09 | 三菱重工業株式会社 | 窒素酸化物除去触媒 |
US6136186A (en) * | 1997-01-31 | 2000-10-24 | Lynntech, Inc. | Photocatalytic oxidation of organics using a porous titanium dioxide membrane and an efficient oxidant |
US6956006B1 (en) * | 1998-02-24 | 2005-10-18 | Rotem Amfert Negev Ltd. | Modified titanium dioxide and a method for its preparation |
US6156283A (en) * | 1998-03-23 | 2000-12-05 | Engelhard Corporation | Hydrophobic catalytic materials and method of forming the same |
JP3642273B2 (ja) * | 1999-10-21 | 2005-04-27 | 日産自動車株式会社 | 排気ガス浄化システム |
JP3981915B2 (ja) | 2001-04-03 | 2007-09-26 | 日産自動車株式会社 | 排気ガス浄化システム |
JP2003095768A (ja) * | 2001-09-18 | 2003-04-03 | Ngk Insulators Ltd | ハニカム構造体及びその製造方法 |
JP4317345B2 (ja) | 2002-02-26 | 2009-08-19 | 株式会社日本触媒 | 低濃度co含有排ガス処理方法 |
US7481983B2 (en) * | 2004-08-23 | 2009-01-27 | Basf Catalysts Llc | Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia |
US7553349B2 (en) * | 2005-08-26 | 2009-06-30 | Corning Incorporated | Composite coatings for thin-walled ceramic honeycomb structures |
JP5397829B2 (ja) * | 2008-12-04 | 2014-01-22 | 堺化学工業株式会社 | 酸化ジルコニウム分散液の製造方法 |
JP5921252B2 (ja) | 2012-02-22 | 2016-05-24 | 日立造船株式会社 | 排ガス脱硝装置における触媒担持ハニカム構造体の端部処理方法 |
CN108940299A (zh) * | 2018-01-08 | 2018-12-07 | 南京东南工业装备股份有限公司 | 一种柴油机尾气NOx净化钒钛基催化剂及制备方法 |
WO2020149758A1 (en) * | 2019-01-18 | 2020-07-23 | Inovacioni Centar Tehnolosko-Metalurskog Fakulteta U Beogradu Doo Beograd (Palilula) | Catalyst for the decomposition of organohalogen refrigerant fluids |
CN112169789B (zh) * | 2020-11-09 | 2023-03-21 | 南京溙科新材料科技有限公司 | 一种三维贯通多级孔道环境催化材料及其制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4294806A (en) * | 1979-02-14 | 1981-10-13 | Sakai Chemical Industry Co., Ltd. | Method for preventing the wear of a monolithic catalyst by dusts |
US4637995A (en) * | 1985-03-18 | 1987-01-20 | Corning Glass Works | Preparation of monolithic catalyst supports having an integrated high surface area phase |
WO1990009350A1 (en) * | 1989-02-10 | 1990-08-23 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Zirconia sol, preparation thereof, slurry for use in the production of porous ceramic, and porous ceramic produced from said slurry |
JP2730987B2 (ja) * | 1989-08-09 | 1998-03-25 | 株式会社日本触媒 | 窒素酸化物除去用触媒および該触媒を用いた窒素酸化物の除去方法 |
-
1991
- 1991-08-26 CA CA002049918A patent/CA2049918C/en not_active Expired - Fee Related
- 1991-08-26 US US07/749,671 patent/US5124303A/en not_active Expired - Lifetime
- 1991-08-27 EP EP91307831A patent/EP0473396B1/de not_active Expired - Lifetime
- 1991-08-27 AT AT91307831T patent/ATE112977T1/de not_active IP Right Cessation
- 1991-08-27 DE DE69104674T patent/DE69104674T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2049918C (en) | 1995-10-31 |
CA2049918A1 (en) | 1992-02-28 |
EP0473396A1 (de) | 1992-03-04 |
US5124303A (en) | 1992-06-23 |
DE69104674T2 (de) | 1995-06-22 |
EP0473396B1 (de) | 1994-10-19 |
ATE112977T1 (de) | 1994-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |