JPS54107492A - Automobile exhaust gas controlling catalyst - Google Patents
Automobile exhaust gas controlling catalystInfo
- Publication number
- JPS54107492A JPS54107492A JP179179A JP179179A JPS54107492A JP S54107492 A JPS54107492 A JP S54107492A JP 179179 A JP179179 A JP 179179A JP 179179 A JP179179 A JP 179179A JP S54107492 A JPS54107492 A JP S54107492A
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- automobile exhaust
- gas controlling
- controlling catalyst
- catalyst
- 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.)
- Pending
Links
- 239000003054 catalyst Substances 0.000 title 1
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
- 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
- B01J37/0244—Coatings comprising several layers
-
- 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
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/875,616 US4153579A (en) | 1978-01-23 | 1978-02-06 | Platinum, rhodium, and palladium catalyst for automotive emission control |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54107492A true JPS54107492A (en) | 1979-08-23 |
Family
ID=25366086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP179179A Pending JPS54107492A (en) | 1978-02-06 | 1979-01-13 | Automobile exhaust gas controlling catalyst |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS54107492A (en) |
AU (1) | AU524688B2 (en) |
DE (1) | DE2900951A1 (en) |
GB (1) | GB2023019B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014119749A1 (en) * | 2013-01-31 | 2014-08-07 | ユミコア日本触媒株式会社 | Exhaust-gas purification catalyst and exhaust-gas purification method using said catalyst |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5212142A (en) * | 1991-11-04 | 1993-05-18 | Engelhard Corporation | High performance thermally stable catalyst |
FR3064500A1 (en) * | 2017-03-29 | 2018-10-05 | IFP Energies Nouvelles | SELECTIVE HYROGENATION MULTILAYER CATALYST |
JP7195995B2 (en) * | 2019-03-27 | 2022-12-26 | 株式会社キャタラー | Exhaust gas purification catalyst |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3257163A (en) * | 1965-02-12 | 1966-06-21 | Du Pont | Method of treating automobile exhaust gases |
GB2000985B (en) * | 1977-07-15 | 1982-02-24 | Gen Motors Corp | Automotive emission control catalyst and method for making same |
-
1979
- 1979-01-09 GB GB7900703A patent/GB2023019B/en not_active Expired
- 1979-01-11 AU AU43284/79A patent/AU524688B2/en not_active Expired
- 1979-01-11 DE DE19792900951 patent/DE2900951A1/en active Granted
- 1979-01-13 JP JP179179A patent/JPS54107492A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014119749A1 (en) * | 2013-01-31 | 2014-08-07 | ユミコア日本触媒株式会社 | Exhaust-gas purification catalyst and exhaust-gas purification method using said catalyst |
US9433927B2 (en) | 2013-01-31 | 2016-09-06 | Umicore Shokubai Japan Co., Ltd. | Exhaust gas purification catalyst and exhaust gas purification method using said catalyst |
JPWO2014119749A1 (en) * | 2013-01-31 | 2017-01-26 | ユミコア日本触媒株式会社 | Exhaust gas purification catalyst and exhaust gas purification method using the catalyst |
Also Published As
Publication number | Publication date |
---|---|
AU4328479A (en) | 1979-08-16 |
GB2023019A (en) | 1979-12-28 |
DE2900951C2 (en) | 1991-10-31 |
GB2023019B (en) | 1982-10-13 |
DE2900951A1 (en) | 1979-08-09 |
AU524688B2 (en) | 1982-09-30 |
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