DE69630574D1 - Abgasreinigungsverfahren mittels Reduktion von Stickstoffoxiden - Google Patents
Abgasreinigungsverfahren mittels Reduktion von StickstoffoxidenInfo
- Publication number
- DE69630574D1 DE69630574D1 DE69630574T DE69630574T DE69630574D1 DE 69630574 D1 DE69630574 D1 DE 69630574D1 DE 69630574 T DE69630574 T DE 69630574T DE 69630574 T DE69630574 T DE 69630574T DE 69630574 D1 DE69630574 D1 DE 69630574D1
- Authority
- DE
- Germany
- Prior art keywords
- reduction
- exhaust gas
- gas purification
- nitrogen oxides
- purification process
- 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 - Lifetime
Links
Classifications
-
- 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
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- 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
- B01J23/14—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of germanium, tin or lead
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead
- B01J23/622—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead
- B01J23/626—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead with tin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/208—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/21—Organic compounds not provided for in groups B01D2251/206 or B01D2251/208
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1023—Palladium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1025—Rhodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1026—Ruthenium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1028—Iridium
-
- 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
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
- B01D2258/012—Diesel engines and lean burn gasoline engines
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 (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33940295 | 1995-12-26 | ||
JP33940395 | 1995-12-26 | ||
JP33940395A JP3546104B2 (ja) | 1995-12-26 | 1995-12-26 | 窒素酸化物の還元除去方法 |
JP33940295 | 1995-12-26 | ||
JP26892896A JP3315039B2 (ja) | 1995-12-26 | 1996-10-09 | 窒素酸化物含有排ガスの還元浄化方法 |
JP26892896 | 1996-10-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69630574D1 true DE69630574D1 (de) | 2003-12-11 |
DE69630574T2 DE69630574T2 (de) | 2004-09-16 |
Family
ID=27335684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69630574T Expired - Lifetime DE69630574T2 (de) | 1995-12-26 | 1996-12-27 | Abgasreinigungsverfahren mittels Reduktion von Stickstoffoxiden |
Country Status (3)
Country | Link |
---|---|
US (2) | US6030590A (de) |
EP (1) | EP0781592B1 (de) |
DE (1) | DE69630574T2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2765120A1 (fr) * | 1997-06-30 | 1998-12-31 | Rhodia Chimie Sa | Procede de traitement de gaz pour la reduction des emissions des oxydes d'azote, utilisant un catalyseur a base de ruthenium ou de ruthenium et d'etain |
JP3715482B2 (ja) * | 1999-11-04 | 2005-11-09 | エヌ・イーケムキャット株式会社 | 水素含有ガス中の一酸化炭素選択酸化触媒並びに該触媒を用いた一酸化炭素除去方法及び固体高分子電解質型燃料電池システム |
JP2002024332A (ja) * | 2000-07-11 | 2002-01-25 | Komatsu Ltd | 環境指標算定方法およびその装置、並びに記録媒体 |
US6662951B1 (en) | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
US7257945B2 (en) * | 2003-02-10 | 2007-08-21 | U T Battelle, Llc | Stripping ethanol from ethanol-blended fuels for use in NOx SCR |
DE102004020259A1 (de) * | 2004-04-26 | 2005-11-10 | Hte Ag The High Throughput Experimentation Company | Oxidationskatalysator für die simultane Entfernung von Kohlenmonoxid und Kohlenwasserstoffen aus sauerstoffreichen Abgasen und Verfahren zu seiner Herstellung |
US20070238605A1 (en) * | 2004-04-26 | 2007-10-11 | Wolfgang Strehlau | Catalysts for the Simultaneous Removal of Carbon Monoxide and Hydrocarbons from Oxygen-Rich Exhaust Gases and Processes for the Manufacture Thereof |
US7332454B2 (en) | 2005-03-16 | 2008-02-19 | Sud-Chemie Inc. | Oxidation catalyst on a substrate utilized for the purification of exhaust gases |
EP1721665A1 (de) * | 2005-05-13 | 2006-11-15 | HTE Aktiengesellschaft The High Throughput Experimentation Company | Katalysator zur Abgasbehandlung und Verfahren zu seiner Herstellung |
US20070078053A1 (en) * | 2005-09-30 | 2007-04-05 | U.S.A. As Represented By The Administrator Of The National Aeronautics And Space Administration | Catalyst for decomposition of nitrogen oxides |
JP5076377B2 (ja) * | 2006-07-03 | 2012-11-21 | トヨタ自動車株式会社 | 排ガス浄化触媒 |
TWI423848B (zh) * | 2006-07-13 | 2014-01-21 | Umicore Shokubai Japan Co Ltd | 內燃引擎的排氣之淨化方法 |
US7749885B2 (en) | 2006-12-15 | 2010-07-06 | Micron Technology, Inc. | Semiconductor processing methods, methods of forming contact pads, and methods of forming electrical connections between metal-containing layers |
EP2161070B1 (de) * | 2008-09-04 | 2013-11-27 | Haldor Topsoe A/S | Verfahren und Katalysatorsystem zur NOx-Reduktion |
US8475755B2 (en) * | 2009-08-21 | 2013-07-02 | Sub-Chemie Inc. | Oxidation catalyst and method for destruction of CO, VOC and halogenated VOC |
US8449852B1 (en) | 2011-12-01 | 2013-05-28 | Basf Corporation | Diesel oxidation catalysts, systems and methods of treatment |
US8535627B1 (en) * | 2012-12-12 | 2013-09-17 | Southwest Research Institute | Ketone/water mixtures for NOx removal |
US11745173B2 (en) * | 2020-03-31 | 2023-09-05 | Johnson Matthey Public Limited Company | Tin incorporated catalysts for gasoline engine exhaust gas treatments |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1390182A (en) * | 1971-03-16 | 1975-04-09 | Johnson Matthey Co Ltd | Catalysis |
JPS5075971A (de) * | 1973-11-10 | 1975-06-21 | ||
US4117082A (en) * | 1974-04-19 | 1978-09-26 | Figaro Giken Co., Ltd. | Method of completely oxidizing carbon monoxide |
US4162235A (en) * | 1976-06-17 | 1979-07-24 | Johnson, Matthey & Co., Limited | Catalysts |
DE2846476C3 (de) * | 1977-10-26 | 1982-01-21 | Babcock-Hitachi K.K., Tokyo | Titandioxid enthaltendes Sinterprodukt und Verfahren zum Sintern von pulverförmigem Titandioxid |
US4422855A (en) | 1981-05-15 | 1983-12-27 | International Telephone And Telegraph Corporation | Method of thickening solutions using normally nongelling clays |
US4486547A (en) * | 1981-11-05 | 1984-12-04 | Uop Inc. | Indium-containing dehydrogenation catalyst |
JPS6071176A (ja) * | 1983-09-27 | 1985-04-23 | 株式会社東芝 | 親子式点検用ロボツト |
JPH0760649B2 (ja) * | 1985-11-21 | 1995-06-28 | ニチコン株式会社 | X線発生装置 |
JPS62234547A (ja) * | 1986-04-04 | 1987-10-14 | Nippon Shokubai Kagaku Kogyo Co Ltd | 排気ガス浄化用触媒 |
JP2635689B2 (ja) * | 1988-06-15 | 1997-07-30 | 株式会社日本触媒 | 排気ガス浄化用触媒の製造方法 |
EP0551342A1 (de) * | 1990-09-27 | 1993-07-21 | Engelhard Corporation | Katalysatorzusammensetzung die mit basismetalloxid aktiviertes rhodium enthält |
JPH07112527B2 (ja) * | 1991-02-01 | 1995-12-06 | 工業技術院長 | 気体中の窒素酸化物の除去方法 |
JPH04371231A (ja) * | 1991-06-18 | 1992-12-24 | N E Chemcat Corp | 排気ガス浄化用触媒 |
JP3263105B2 (ja) * | 1991-12-02 | 2002-03-04 | 大阪瓦斯株式会社 | 酸化窒素の処理方法及び処理装置 |
JPH05220349A (ja) * | 1991-12-02 | 1993-08-31 | Osaka Gas Co Ltd | 酸化窒素の処理方法及び処理装置 |
US5275792A (en) * | 1992-01-29 | 1994-01-04 | Agency Of Industrial Science And Technology | Method of removing NOx from NOx -containing gas |
JPH0671176A (ja) * | 1992-08-26 | 1994-03-15 | Sumitomo Metal Mining Co Ltd | 窒素酸化物浄化用触媒 |
JP3316564B2 (ja) * | 1992-12-28 | 2002-08-19 | 独立行政法人産業技術総合研究所 | 窒素酸化物含有排ガスの浄化方法 |
EP0604987B1 (de) * | 1992-12-28 | 2002-06-19 | National Institute of Advanced Industrial Science and Technology | Entfernung von Stickstoffoxiden aus Abgas |
JPH06198173A (ja) * | 1992-12-28 | 1994-07-19 | Toray Ind Inc | 排ガス浄化用触媒および窒素酸化物の浄化方法 |
JPH06254349A (ja) * | 1993-03-08 | 1994-09-13 | Suzuki Kinzoku Kogyo Kk | 脱硝装置 |
JPH08268928A (ja) | 1995-03-31 | 1996-10-15 | Mitsui Petrochem Ind Ltd | 鎖状ポリエン基を有するノルボルネン化合物及びその製造方法 |
-
1996
- 1996-12-26 US US08/773,363 patent/US6030590A/en not_active Expired - Fee Related
- 1996-12-27 EP EP96120902A patent/EP0781592B1/de not_active Expired - Lifetime
- 1996-12-27 DE DE69630574T patent/DE69630574T2/de not_active Expired - Lifetime
-
1999
- 1999-09-22 US US09/401,931 patent/US6399035B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0781592A1 (de) | 1997-07-02 |
EP0781592B1 (de) | 2003-11-05 |
US6399035B1 (en) | 2002-06-04 |
DE69630574T2 (de) | 2004-09-16 |
US6030590A (en) | 2000-02-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |