FR2298367A1 - Catalyseur a double usage pour gaz d'echappement - Google Patents
Catalyseur a double usage pour gaz d'echappementInfo
- Publication number
- FR2298367A1 FR2298367A1 FR7601884A FR7601884A FR2298367A1 FR 2298367 A1 FR2298367 A1 FR 2298367A1 FR 7601884 A FR7601884 A FR 7601884A FR 7601884 A FR7601884 A FR 7601884A FR 2298367 A1 FR2298367 A1 FR 2298367A1
- Authority
- FR
- France
- Prior art keywords
- oxidn
- simultaneous
- silica
- purifcn
- dual
- 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.)
- Granted
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
- B01D53/9445—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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/894—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
-
- 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)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54402575A | 1975-01-24 | 1975-01-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2298367A1 true FR2298367A1 (fr) | 1976-08-20 |
FR2298367B3 FR2298367B3 (fr) | 1978-10-13 |
Family
ID=24170475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7601884A Granted FR2298367A1 (fr) | 1975-01-24 | 1976-01-23 | Catalyseur a double usage pour gaz d'echappement |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5187490A (fr) |
DE (1) | DE2602286A1 (fr) |
FR (1) | FR2298367A1 (fr) |
IT (1) | IT1054981B (fr) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2403825A1 (fr) * | 1977-09-23 | 1979-04-20 | Engelhard Min & Chem | Compositions catalytiques, preparation et application |
FR2403824A1 (fr) * | 1977-09-23 | 1979-04-20 | Engelhard Min & Chem | Compositions catalytiques, preparation et utilisation |
EP0125565A2 (fr) * | 1983-05-12 | 1984-11-21 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Procédé de fabrication d'un catalyseur en nid d'abeille pour la conversion de gaz d'échappement |
EP0221598A2 (fr) * | 1985-11-08 | 1987-05-13 | Shell Internationale Researchmaatschappij B.V. | Catalyseurs métalliques sur support et leur utilisation |
FR2595265A1 (fr) * | 1986-03-07 | 1987-09-11 | Pro Catalyse | Catalyseur et procede pour le traitement des gaz d'echappement des moteurs a combustion interne |
EP0244127A1 (fr) * | 1986-04-16 | 1987-11-04 | Johnson Matthey, Inc., | Procédé pour le réglage catalytique des gaz déchappement de véhicules automobiles |
EP0272136A2 (fr) * | 1986-12-18 | 1988-06-22 | Nippon Shokubai Co., Ltd. | Catalyseur pour la purification de gaz d'échappement et son procédé de fabrication |
US4895824A (en) * | 1987-09-08 | 1990-01-23 | W. R. Grace & Co.-Conn. | Add-on hydrogen sulfide trap |
WO1999037397A1 (fr) * | 1998-01-21 | 1999-07-29 | Dytech Corporation Ltd. | Support de catalyseur renfermant du nickel, de l'aluminium, du lanthane et un element des metaux precieux |
WO2000043121A1 (fr) * | 1999-01-21 | 2000-07-27 | Imperial Chemical Industries Plc | Support d'un catalyseur a base de nickel, ruthenium et lanthane |
-
1975
- 1975-09-12 JP JP50110137A patent/JPS5187490A/ja active Pending
-
1976
- 1976-01-22 DE DE19762602286 patent/DE2602286A1/de active Pending
- 1976-01-23 IT IT19553/76A patent/IT1054981B/it active
- 1976-01-23 FR FR7601884A patent/FR2298367A1/fr active Granted
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2403825A1 (fr) * | 1977-09-23 | 1979-04-20 | Engelhard Min & Chem | Compositions catalytiques, preparation et application |
FR2403824A1 (fr) * | 1977-09-23 | 1979-04-20 | Engelhard Min & Chem | Compositions catalytiques, preparation et utilisation |
EP0125565A2 (fr) * | 1983-05-12 | 1984-11-21 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Procédé de fabrication d'un catalyseur en nid d'abeille pour la conversion de gaz d'échappement |
EP0125565A3 (en) * | 1983-05-12 | 1986-12-30 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Process for producing honeycomb catalyst for exhaust gas conversion |
EP0221598A3 (en) * | 1985-11-08 | 1987-10-28 | Shell Internationale Research Maatschappij B.V. | Supported metal catalysts and use thereof |
EP0221598A2 (fr) * | 1985-11-08 | 1987-05-13 | Shell Internationale Researchmaatschappij B.V. | Catalyseurs métalliques sur support et leur utilisation |
FR2595265A1 (fr) * | 1986-03-07 | 1987-09-11 | Pro Catalyse | Catalyseur et procede pour le traitement des gaz d'echappement des moteurs a combustion interne |
EP0244127A1 (fr) * | 1986-04-16 | 1987-11-04 | Johnson Matthey, Inc., | Procédé pour le réglage catalytique des gaz déchappement de véhicules automobiles |
EP0272136A2 (fr) * | 1986-12-18 | 1988-06-22 | Nippon Shokubai Co., Ltd. | Catalyseur pour la purification de gaz d'échappement et son procédé de fabrication |
EP0272136A3 (en) * | 1986-12-18 | 1989-02-22 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Catalyst for purifying exhaust gas and method for its production |
US4895824A (en) * | 1987-09-08 | 1990-01-23 | W. R. Grace & Co.-Conn. | Add-on hydrogen sulfide trap |
WO1999037397A1 (fr) * | 1998-01-21 | 1999-07-29 | Dytech Corporation Ltd. | Support de catalyseur renfermant du nickel, de l'aluminium, du lanthane et un element des metaux precieux |
WO2000043121A1 (fr) * | 1999-01-21 | 2000-07-27 | Imperial Chemical Industries Plc | Support d'un catalyseur a base de nickel, ruthenium et lanthane |
Also Published As
Publication number | Publication date |
---|---|
FR2298367B3 (fr) | 1978-10-13 |
JPS5187490A (fr) | 1976-07-31 |
DE2602286A1 (de) | 1976-07-29 |
IT1054981B (it) | 1981-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |