MX9205414A - Tratamiento de gases de escape de un motor alimentado con gas natural comprimido. - Google Patents
Tratamiento de gases de escape de un motor alimentado con gas natural comprimido.Info
- Publication number
- MX9205414A MX9205414A MX9205414A MX9205414A MX9205414A MX 9205414 A MX9205414 A MX 9205414A MX 9205414 A MX9205414 A MX 9205414A MX 9205414 A MX9205414 A MX 9205414A MX 9205414 A MX9205414 A MX 9205414A
- Authority
- MX
- Mexico
- Prior art keywords
- treatment
- natural gas
- exhaust gases
- compressed natural
- engine supplied
- Prior art date
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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
-
- 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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
- B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] 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
- B01J23/38—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
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
- B01J29/46—Iron group metals or copper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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)
- Crystallography & Structural Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/789,558 US5179053A (en) | 1991-11-08 | 1991-11-08 | Treating exchaust from a compressed natural gas-fueled engine |
Publications (1)
Publication Number | Publication Date |
---|---|
MX9205414A true MX9205414A (es) | 1993-05-01 |
Family
ID=25147983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX9205414A MX9205414A (es) | 1991-11-08 | 1992-09-23 | Tratamiento de gases de escape de un motor alimentado con gas natural comprimido. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5179053A (es) |
CA (1) | CA2081933C (es) |
MX (1) | MX9205414A (es) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3321214B2 (ja) * | 1992-11-16 | 2002-09-03 | エヌ・イーケムキャット株式会社 | 排気ガス浄化用触媒 |
US5894068A (en) * | 1992-12-14 | 1999-04-13 | Kharas; Karl C. C. | Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen |
US6087295A (en) | 1992-12-14 | 2000-07-11 | Asec Manufacturing | Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen |
WO1996001142A1 (en) * | 1994-07-05 | 1996-01-18 | Ford Motor Company Limited | Hybrid exhaust gas catalyst |
US5741467A (en) * | 1995-06-07 | 1998-04-21 | Asec Manufacturing | Palladium catalyst washcoat supports for improved methane oxidation in natural gas automotive emission catalysts |
CN1171676C (zh) | 1999-12-28 | 2004-10-20 | 康宁股份有限公司 | 沸石/氧化铝催化剂载体组合物及其制备方法 |
WO2001049409A1 (en) | 1999-12-29 | 2001-07-12 | Corning Incorporated | High strength and high surface area catalyst, catalyst support or adsorber compositions |
US6750168B2 (en) | 2000-12-05 | 2004-06-15 | Delphi Technologies, Inc. | High-temperature aging tolerance catalyzed adsorber system for treating internal combustion engine exhaust gas |
EP1297884A3 (en) * | 2001-09-28 | 2003-04-16 | Japan Pionics Co., Ltd. | Treating agent and method for decomposition of fluorocarbons |
NL1023045C2 (nl) * | 2003-03-28 | 2004-09-30 | Tno | Zuivering van afgassen van gasgestookte installaties. |
US20040254061A1 (en) * | 2003-06-12 | 2004-12-16 | Danan Dou | Diesel exhaust emissions control device and methods of making thereof |
FR2891007A1 (fr) * | 2005-09-21 | 2007-03-23 | Renault Sas | Dispositif de traitement du methane contenu dans les gaz d'echappement emis par un moteur diesel et procede associe |
NL2002711C2 (nl) * | 2009-04-03 | 2010-10-05 | Theodoor Petrus Knook | Werkwijze voor het zuiveren van rookgassen van een gasmotor. |
US9403157B2 (en) * | 2013-04-29 | 2016-08-02 | Ford Global Technologies, Llc | Three-way catalyst comprising mixture of nickel and copper |
US10184374B2 (en) | 2017-02-21 | 2019-01-22 | Umicore Ag & Co. Kg | Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system |
CN109225316B (zh) | 2018-10-08 | 2020-03-31 | 中自环保科技股份有限公司 | 一种尾气处理催化剂及其制备方法和用途 |
CN111001434B (zh) | 2018-10-08 | 2021-03-16 | 中自环保科技股份有限公司 | 一种当量燃烧天然气车集成催化剂体系及其制备方法 |
CN112805089A (zh) * | 2018-12-13 | 2021-05-14 | 庄信万丰股份有限公司 | 用于改善osc和twc性能的过渡金属掺杂的氧化铝 |
US20230191386A1 (en) * | 2021-12-20 | 2023-06-22 | Johnson Matthey Public Limited Company | Compressed natural gas combustion and exhaust system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4297328A (en) * | 1979-09-28 | 1981-10-27 | Union Carbide Corporation | Three-way catalytic process for gaseous streams |
JPS60110335A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
US4791091A (en) * | 1987-09-30 | 1988-12-13 | Allied-Signal Inc. | Catalyst for treatment of exhaust gases from internal combustion engines and method of manufacturing the catalyst |
JPH0338250A (ja) * | 1989-07-06 | 1991-02-19 | Mazda Motor Corp | 排気ガス浄化用触媒 |
US5021389A (en) * | 1989-11-22 | 1991-06-04 | Ford Motor Company | Three-way catalyst for automotive emission control and method of making the catalyst |
US5051244A (en) * | 1990-07-20 | 1991-09-24 | Uop | Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines |
-
1991
- 1991-11-08 US US07/789,558 patent/US5179053A/en not_active Expired - Fee Related
-
1992
- 1992-09-23 MX MX9205414A patent/MX9205414A/es unknown
- 1992-11-02 CA CA002081933A patent/CA2081933C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2081933C (en) | 1996-08-13 |
CA2081933A1 (en) | 1993-05-09 |
US5179053A (en) | 1993-01-12 |
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