GB1594531A - Catalytic compositions - Google Patents
Catalytic compositions Download PDFInfo
- Publication number
- GB1594531A GB1594531A GB103/78A GB10378A GB1594531A GB 1594531 A GB1594531 A GB 1594531A GB 103/78 A GB103/78 A GB 103/78A GB 10378 A GB10378 A GB 10378A GB 1594531 A GB1594531 A GB 1594531A
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalyst
- catalytically
- amount
- alumina
- active
- 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.)
- Expired
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
- B01J23/38—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
- B01J33/00—Protection of catalysts, e.g. by coating
-
- 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)
- 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 |
---|---|---|---|
US05/757,174 US4206087A (en) | 1977-01-06 | 1977-01-06 | Catalyst for reducing pollutants in waste gas streams and process for preparing the catalyst |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1594531A true GB1594531A (en) | 1981-07-30 |
Family
ID=25046696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB103/78A Expired GB1594531A (en) | 1977-01-06 | 1978-01-03 | Catalytic compositions |
Country Status (16)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4782039A (en) * | 1986-05-19 | 1988-11-01 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst and a process for preparing the catalyst |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK144996C (da) * | 1980-05-19 | 1982-12-20 | Haldor Topsoe As | Fremgangsmaade ved udfoerelse af katalytiske eksoterme gasfaseprocesser og fremgangsmaade til fremstilling af en katalysator dertil |
US4331565A (en) * | 1980-11-28 | 1982-05-25 | General Motors Corporation | Method for forming high surface area catalyst carrier and catalyst using same |
JPS57209819A (en) * | 1981-06-19 | 1982-12-23 | Nissan Motor Co Ltd | Preparation of active alumina pellet supporting cerium uniformly |
JPS60110334A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒の製造方法 |
JPS60110335A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
JPS6135853A (ja) * | 1984-07-27 | 1986-02-20 | Nikki Universal Co Ltd | 防毒マスク用一酸化炭素除去触媒 |
US4708946A (en) * | 1985-05-23 | 1987-11-24 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Catalyst for purifying exhaust gas |
DE3539125C1 (de) * | 1985-11-05 | 1987-01-02 | Hoechst Ag | Verfahren zur Herstellung eines Traegerkatalysators |
EP0244127A1 (en) * | 1986-04-16 | 1987-11-04 | Johnson Matthey, Inc., | Method for catalytically controlling exhaust gaz from automobiles |
DE3807907A1 (de) * | 1987-03-13 | 1988-10-13 | Mitsubishi Motors Corp | Sauerstoffuehler, und lambdaregelung fuer eine brennkraftmaschine mit einem solchen fuehler |
US4839146A (en) * | 1987-04-15 | 1989-06-13 | General Motors Corporation | Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions |
US4895824A (en) * | 1987-09-08 | 1990-01-23 | W. R. Grace & Co.-Conn. | Add-on hydrogen sulfide trap |
DE3835184A1 (de) * | 1987-10-30 | 1989-05-11 | Degussa | Platin-freier dreiwegkatalysator |
CA1329580C (en) * | 1987-12-28 | 1994-05-17 | Pochen Chu | Catalytic cracking catalysts for metals laden feeds |
US5258340A (en) * | 1991-02-15 | 1993-11-02 | Philip Morris Incorporated | Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts |
WO1995020434A1 (en) * | 1994-01-27 | 1995-08-03 | Engelhard Corporation | Process for recovering catalyst supports |
US6080377A (en) * | 1995-04-27 | 2000-06-27 | Engelhard Corporation | Method of abating NOx and a catalytic material therefor |
US6471924B1 (en) | 1995-07-12 | 2002-10-29 | Engelhard Corporation | Method and apparatus for NOx abatement in lean gaseous streams |
US5792436A (en) * | 1996-05-13 | 1998-08-11 | Engelhard Corporation | Method for using a regenerable catalyzed trap |
JP4164884B2 (ja) * | 1997-08-08 | 2008-10-15 | マツダ株式会社 | 排気ガス浄化用触媒 |
US6497848B1 (en) | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
JP3715482B2 (ja) * | 1999-11-04 | 2005-11-09 | エヌ・イーケムキャット株式会社 | 水素含有ガス中の一酸化炭素選択酸化触媒並びに該触媒を用いた一酸化炭素除去方法及び固体高分子電解質型燃料電池システム |
JP4159874B2 (ja) * | 2000-11-08 | 2008-10-01 | 出光興産株式会社 | 炭化水素の改質触媒及びそれを用いた炭化水素の改質方法 |
US6607704B2 (en) * | 2001-10-18 | 2003-08-19 | Ford Global Technologies, Llc | Sulfur tolerant lean NOx trap |
EP2231552A2 (en) * | 2007-11-05 | 2010-09-29 | Corning Incorporated | Low expansion cement compositions for ceramic monoliths |
JP6662852B2 (ja) * | 2015-04-07 | 2020-03-11 | ユミコア日本触媒株式会社 | 内燃機関排気ガスの浄化触媒及び該触媒を用いた排気ガス浄化方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3565830A (en) * | 1963-02-07 | 1971-02-23 | Engelhard Min & Chem | Coated film of catalytically active oxide on a refractory support |
FR2140575B1 (US06174465-20010116-C00003.png) * | 1971-06-11 | 1977-12-23 | Grace W R Ltd | |
US3741725A (en) * | 1971-08-12 | 1973-06-26 | J Graham | Catalytic control of auto exhaust emissions |
JPS5338714B2 (US06174465-20010116-C00003.png) * | 1971-10-04 | 1978-10-17 | ||
NL7400525A (US06174465-20010116-C00003.png) * | 1973-01-27 | 1974-07-30 | ||
US3914376A (en) * | 1973-02-08 | 1975-10-21 | Monsanto Co | Layered rhodium and nickel catalyst for NO{HD x {b reduction |
JPS5322557B2 (US06174465-20010116-C00003.png) * | 1973-04-13 | 1978-07-10 | ||
US3848257A (en) * | 1973-11-23 | 1974-11-12 | Bendix Corp | Device for printing coded labels and the like |
-
1977
- 1977-01-06 US US05/757,174 patent/US4206087A/en not_active Expired - Lifetime
- 1977-12-28 DE DE19772758451 patent/DE2758451A1/de active Granted
-
1978
- 1978-01-03 GB GB103/78A patent/GB1594531A/en not_active Expired
- 1978-01-03 MX MX786752U patent/MX5393E/es unknown
- 1978-01-04 CA CA294,299A patent/CA1115682A/en not_active Expired
- 1978-01-04 AU AU32157/78A patent/AU517026B2/en not_active Expired
- 1978-01-04 FR FR7800121A patent/FR2376699A1/fr active Granted
- 1978-01-05 DD DD78203114A patent/DD135275A5/xx unknown
- 1978-01-05 SE SE7800159A patent/SE448065B/sv not_active IP Right Cessation
- 1978-01-05 IT IT47533/78A patent/IT1103106B/it active
- 1978-01-05 ES ES465813A patent/ES465813A1/es not_active Expired
- 1978-01-05 AR AR270637A patent/AR222788A1/es active
- 1978-01-05 JP JP5878A patent/JPS5385791A/ja active Pending
- 1978-01-06 BR BR7800094A patent/BR7800094A/pt unknown
- 1978-01-06 BE BE184171A patent/BE862720A/xx not_active IP Right Cessation
- 1978-01-06 PL PL20386278A patent/PL203862A1/xx unknown
- 1978-10-16 ES ES474247A patent/ES474247A1/es not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4782039A (en) * | 1986-05-19 | 1988-11-01 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst and a process for preparing the catalyst |
Also Published As
Publication number | Publication date |
---|---|
US4206087A (en) | 1980-06-03 |
FR2376699B1 (US06174465-20010116-C00003.png) | 1984-12-14 |
DE2758451C2 (US06174465-20010116-C00003.png) | 1988-08-18 |
FR2376699A1 (fr) | 1978-08-04 |
CA1115682A (en) | 1982-01-05 |
SE7800159L (sv) | 1978-09-04 |
AU517026B2 (en) | 1981-07-02 |
JPS5385791A (en) | 1978-07-28 |
AU3215778A (en) | 1979-07-12 |
AR222788A1 (es) | 1981-06-30 |
IT7847533A0 (it) | 1978-01-05 |
DE2758451A1 (de) | 1978-07-13 |
BR7800094A (pt) | 1978-08-15 |
IT1103106B (it) | 1985-10-14 |
SE448065B (sv) | 1987-01-19 |
ES474247A1 (es) | 1979-12-16 |
PL203862A1 (pl) | 1978-09-25 |
ES465813A1 (es) | 1979-01-01 |
BE862720A (fr) | 1978-07-06 |
DD135275A5 (de) | 1979-04-25 |
MX5393E (es) | 1983-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19960103 |