JPS5078567A - - Google Patents
Info
- Publication number
- JPS5078567A JPS5078567A JP49116771A JP11677174A JPS5078567A JP S5078567 A JPS5078567 A JP S5078567A JP 49116771 A JP49116771 A JP 49116771A JP 11677174 A JP11677174 A JP 11677174A JP S5078567 A JPS5078567 A JP S5078567A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B01J23/002—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
-
- 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
-
- 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
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 |
---|---|
JPS5078567A true JPS5078567A (en) | 1975-06-26 |
Family
ID=27410610
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49116770A Pending JPS5083295A (en) | 1973-10-10 | 1974-10-09 | |
JP49116771A Pending JPS5078567A (en) | 1973-10-10 | 1974-10-09 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49116770A Pending JPS5083295A (en) | 1973-10-10 | 1974-10-09 |
Country Status (8)
Country | Link |
---|---|
JP (2) | JPS5083295A (en) |
BR (1) | BR7408358D0 (en) |
CA (2) | CA1074081A (en) |
DE (2) | DE2446331A1 (en) |
FR (2) | FR2247285A1 (en) |
GB (2) | GB1489785A (en) |
IT (2) | IT1022653B (en) |
NL (1) | NL7413359A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007066444A1 (en) | 2005-12-09 | 2007-06-14 | Nippon Steel Materials Co., Ltd. | Catalyst for exhaust gas purification and exhaust gas purification catalyst member |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03161052A (en) * | 1989-11-17 | 1991-07-11 | Matsushita Electric Ind Co Ltd | Exhaust gas cleaning catalyst and its preparation |
WO2006095557A1 (en) * | 2005-03-04 | 2006-09-14 | Daihatsu Motor Co., Ltd. | Catalyst composition |
CN115335146B (en) * | 2020-03-27 | 2024-01-30 | 京瓷株式会社 | Catalyst, honeycomb structure, and exhaust gas purifying device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4852691A (en) * | 1971-10-19 | 1973-07-24 | ||
JPS4855189A (en) * | 1971-11-08 | 1973-08-02 |
-
1974
- 1974-09-27 DE DE19742446331 patent/DE2446331A1/en not_active Withdrawn
- 1974-09-27 DE DE19742446251 patent/DE2446251A1/en active Pending
- 1974-10-07 IT IT28136/74A patent/IT1022653B/en active
- 1974-10-08 BR BR8358/74A patent/BR7408358D0/en unknown
- 1974-10-08 CA CA211,126A patent/CA1074081A/en not_active Expired
- 1974-10-08 CA CA211,124A patent/CA1068074A/en not_active Expired
- 1974-10-09 JP JP49116770A patent/JPS5083295A/ja active Pending
- 1974-10-09 FR FR7433948A patent/FR2247285A1/fr not_active Withdrawn
- 1974-10-09 JP JP49116771A patent/JPS5078567A/ja active Pending
- 1974-10-09 FR FR7433947A patent/FR2247284B1/fr not_active Expired
- 1974-10-10 NL NL7413359A patent/NL7413359A/en not_active Application Discontinuation
- 1974-10-10 GB GB43933/74A patent/GB1489785A/en not_active Expired
- 1974-10-10 IT IT28283/74A patent/IT1027605B/en active
- 1974-10-10 GB GB43934/74A patent/GB1489786A/en not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4852691A (en) * | 1971-10-19 | 1973-07-24 | ||
JPS4855189A (en) * | 1971-11-08 | 1973-08-02 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007066444A1 (en) | 2005-12-09 | 2007-06-14 | Nippon Steel Materials Co., Ltd. | Catalyst for exhaust gas purification and exhaust gas purification catalyst member |
Also Published As
Publication number | Publication date |
---|---|
CA1074081A (en) | 1980-03-25 |
GB1489786A (en) | 1977-10-26 |
NL7413359A (en) | 1975-04-14 |
FR2247284A1 (en) | 1975-05-09 |
BR7408358D0 (en) | 1975-07-29 |
IT1022653B (en) | 1978-04-20 |
FR2247285A1 (en) | 1975-05-09 |
JPS5083295A (en) | 1975-07-05 |
DE2446251A1 (en) | 1975-04-17 |
FR2247284B1 (en) | 1979-03-30 |
DE2446331A1 (en) | 1975-04-17 |
GB1489785A (en) | 1977-10-26 |
CA1068074A (en) | 1979-12-18 |
IT1027605B (en) | 1978-12-20 |