FR2247285A1 - - Google Patents
Info
- Publication number
- FR2247285A1 FR2247285A1 FR7433948A FR7433948A FR2247285A1 FR 2247285 A1 FR2247285 A1 FR 2247285A1 FR 7433948 A FR7433948 A FR 7433948A FR 7433948 A FR7433948 A FR 7433948A FR 2247285 A1 FR2247285 A1 FR 2247285A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
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- 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
-
- 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
- B01D2255/1021—Platinum
-
- 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
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- 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
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20738—Iron
-
- 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
- B01D2255/20746—Cobalt
-
- 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
- B01D2255/20753—Nickel
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- 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
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- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US405052A US3897367A (en) | 1973-10-10 | 1973-10-10 | Metal oxide catalytic compositions |
US46398874A | 1974-04-25 | 1974-04-25 | |
US46429974A | 1974-04-26 | 1974-04-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2247285A1 true FR2247285A1 (fr) | 1975-05-09 |
Family
ID=27410610
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7433948A Withdrawn FR2247285A1 (fr) | 1973-10-10 | 1974-10-09 | |
FR7433947A Expired FR2247284B1 (fr) | 1973-10-10 | 1974-10-09 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7433947A Expired FR2247284B1 (fr) | 1973-10-10 | 1974-10-09 |
Country Status (8)
Country | Link |
---|---|
JP (2) | JPS5078567A (fr) |
BR (1) | BR7408358D0 (fr) |
CA (2) | CA1068074A (fr) |
DE (2) | DE2446251A1 (fr) |
FR (2) | FR2247285A1 (fr) |
GB (2) | GB1489786A (fr) |
IT (2) | IT1022653B (fr) |
NL (1) | NL7413359A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0513413A1 (fr) * | 1989-11-17 | 1992-11-19 | Matsushita Electric Industrial Co., Ltd. | Composition catalytique pour purifier des gaz d'échappement et procédé pour sa fabrication |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006095557A1 (fr) * | 2005-03-04 | 2006-09-14 | Daihatsu Motor Co., Ltd. | Composition catalytique |
JP4969843B2 (ja) | 2005-12-09 | 2012-07-04 | 新日鉄マテリアルズ株式会社 | 排ガス浄化用触媒及び排ガス浄化触媒部材 |
WO2021193851A1 (fr) * | 2020-03-27 | 2021-09-30 | 京セラ株式会社 | Catalyseur, structure en nid d'abeilles, et dispositif d'épuration des gaz d'échappement |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4852691A (fr) * | 1971-10-19 | 1973-07-24 | ||
DE2155338C2 (de) * | 1971-11-08 | 1983-11-10 | Degussa Ag, 6000 Frankfurt | Verwendung eines die Elemente Ni, Co und/oder Fe sowie Ru, Ti und/oder Mn und gegebenenfalls La, Sr und/oder Ba in oxidischer Form enthaltenden Trägerkatalysators zur Oxidation brennbarer Bestandteile von Gasgemischen |
-
1974
- 1974-09-27 DE DE19742446251 patent/DE2446251A1/de active Pending
- 1974-09-27 DE DE19742446331 patent/DE2446331A1/de not_active Withdrawn
- 1974-10-07 IT IT28136/74A patent/IT1022653B/it active
- 1974-10-08 BR BR8358/74A patent/BR7408358D0/pt unknown
- 1974-10-08 CA CA211,124A patent/CA1068074A/fr not_active Expired
- 1974-10-08 CA CA211,126A patent/CA1074081A/fr not_active Expired
- 1974-10-09 JP JP49116771A patent/JPS5078567A/ja active Pending
- 1974-10-09 FR FR7433948A patent/FR2247285A1/fr not_active Withdrawn
- 1974-10-09 FR FR7433947A patent/FR2247284B1/fr not_active Expired
- 1974-10-09 JP JP49116770A patent/JPS5083295A/ja active Pending
- 1974-10-10 GB GB43934/74A patent/GB1489786A/en not_active Expired
- 1974-10-10 NL NL7413359A patent/NL7413359A/xx not_active Application Discontinuation
- 1974-10-10 GB GB43933/74A patent/GB1489785A/en not_active Expired
- 1974-10-10 IT IT28283/74A patent/IT1027605B/it active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0513413A1 (fr) * | 1989-11-17 | 1992-11-19 | Matsushita Electric Industrial Co., Ltd. | Composition catalytique pour purifier des gaz d'échappement et procédé pour sa fabrication |
Also Published As
Publication number | Publication date |
---|---|
JPS5083295A (fr) | 1975-07-05 |
FR2247284A1 (fr) | 1975-05-09 |
GB1489785A (en) | 1977-10-26 |
IT1022653B (it) | 1978-04-20 |
DE2446331A1 (de) | 1975-04-17 |
GB1489786A (en) | 1977-10-26 |
NL7413359A (nl) | 1975-04-14 |
BR7408358D0 (pt) | 1975-07-29 |
IT1027605B (it) | 1978-12-20 |
FR2247284B1 (fr) | 1979-03-30 |
CA1074081A (fr) | 1980-03-25 |
CA1068074A (fr) | 1979-12-18 |
DE2446251A1 (de) | 1975-04-17 |
JPS5078567A (fr) | 1975-06-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |