SE8201659L - Katalysator for rening av avgaser - Google Patents
Katalysator for rening av avgaserInfo
- Publication number
- SE8201659L SE8201659L SE8201659A SE8201659A SE8201659L SE 8201659 L SE8201659 L SE 8201659L SE 8201659 A SE8201659 A SE 8201659A SE 8201659 A SE8201659 A SE 8201659A SE 8201659 L SE8201659 L SE 8201659L
- Authority
- SE
- Sweden
- Prior art keywords
- compound
- group
- catalyst
- metals selected
- value
- Prior art date
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
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group 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
- B01J23/38—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
-
- 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
-
- 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)
Claims (1)
1. Satt att rena avgaser, kannetecknat att man samtidigt genemfor en reduktion av en kvaveoxid i narvaro eller franvare av ett gasformigt bransle och en reduktion av kolmonoxid och en eller flera organiska fbreningar i narvaro av syre genom att leda avgaserna genom en pa en barare anbringad katalysator, innefattande en barare impregnerad eller belagd med en fOrenlng med den allmanna formeln A.M,0z, varvid i denna forening A Br en eller flera metaller, valda ur den grupp, som bestir av Li, Na, K, Mg, Ca, Sr, 3a, Al, Sc, Y, lantaniderna, Ti, Zr, V, Cr, Mn, Fe, Co, Ni, Cu och Zn; M Br en eller flera metaller valda ur den grupp, son bestir av Cr, Rh, Pt och Pd; y Br ett halt tal eller ett briktal mellan 0,1 ochett halt tel 2-7 och x bar ett sadant marde, att foreningen Br elektriskt neutral samt att fOreningen anbringats pa ett mellanskikt as en eldfast metalloxid, som i sin tur anbringats pa bararen.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB45493/75A GB1568370A (en) | 1975-10-31 | 1975-10-31 | Catalysis |
GB2537076 | 1976-06-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE8201659L true SE8201659L (sv) | 1982-03-16 |
Family
ID=26257646
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7611868A SE433178B (sv) | 1975-10-31 | 1976-10-26 | Katalysator for rening av bilavgaser av den allmenna typen a?71xm?71yo?71z |
SE8201659A SE8201659L (sv) | 1975-10-31 | 1982-03-16 | Katalysator for rening av avgaser |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7611868A SE433178B (sv) | 1975-10-31 | 1976-10-26 | Katalysator for rening av bilavgaser av den allmenna typen a?71xm?71yo?71z |
Country Status (7)
Country | Link |
---|---|
US (1) | US4127510A (sv) |
JP (1) | JPS5260286A (sv) |
CA (1) | CA1090317A (sv) |
DE (1) | DE2649829A1 (sv) |
FR (1) | FR2329346A1 (sv) |
IT (1) | IT1075863B (sv) |
SE (2) | SE433178B (sv) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU76107A1 (sv) * | 1976-10-29 | 1978-05-16 | ||
US4312955A (en) * | 1980-12-01 | 1982-01-26 | Union Carbide Corporation | Process for the production of methanol from synthesis gas |
US4675308A (en) * | 1984-06-14 | 1987-06-23 | Engelhard Corporation | Three-way catalyst for lean operating engines |
BR8502767A (pt) * | 1984-06-14 | 1986-02-18 | Engelhard Corp | Processo para oxidar simultaneamente hidrocarbonetos gasosos e monoxido de carbono,processo para preparacao de catalisador de tres vias,e processo para oxidacao de hidrocarbonetos e monosido de carbono e para reducao de oxidos de nitrogenio em uma corrente de gas |
US4678770A (en) * | 1985-01-31 | 1987-07-07 | Engelhard Corporation | Three-way catalyst for lean exhaust systems |
JPS6434443A (en) * | 1987-07-14 | 1989-02-03 | Lonza Ag | Catalyst for oxidizing carbon compound |
YU47516B (sh) * | 1990-06-21 | 1995-10-03 | Ihtm-Oour Institut Za Katalizu I Hemijsko Inženjerstvo, Rj Kataliza | Perovskitni materijali, katalizatori i postupak dobijanja perovskita |
CA2046951A1 (en) * | 1990-07-19 | 1992-01-20 | Akinori Eshita | Catalyst for purifying exhaust gas and method of using same |
DE4209198C1 (sv) * | 1992-03-18 | 1993-07-01 | Mannesmann Ag, 4000 Duesseldorf, De | |
US5234881A (en) * | 1992-06-05 | 1993-08-10 | Ford Motor Company | Binary LA-PA oxide catalyst and method of making the catalyst |
US5925590A (en) * | 1994-05-25 | 1999-07-20 | Eltron Research, Inc. | Catalysts utilizing oxygen-deficient metal oxide compound for removal of exhaust gas constituents |
DE69726036T2 (de) * | 1996-02-09 | 2004-08-26 | Isuzu Motors Ltd. | NOx-Zersetzungskatalysator und Abgasreiniger unter Verwendung dieses Katalysators |
JP3377676B2 (ja) * | 1996-04-05 | 2003-02-17 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
US7014825B2 (en) | 1996-04-10 | 2006-03-21 | Catalytic Solutions, Inc. | Perovskite-type metal oxide compounds and methods of making and using thereof |
US5977017A (en) * | 1996-04-10 | 1999-11-02 | Catalytic Solutions, Inc. | Perovskite-type metal oxide compounds |
US6129898A (en) * | 1998-08-17 | 2000-10-10 | Ford Global Technologies, Inc. | NOx trap catalyst for lean burn engines |
US6497848B1 (en) | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
US20030045423A1 (en) * | 2001-06-04 | 2003-03-06 | Conoco Inc. | Supported rhodium-lanthanide based catalysts and process for producing synthesis gas |
JP3843091B2 (ja) * | 2003-08-25 | 2006-11-08 | 本田技研工業株式会社 | 排ガス浄化触媒およびその製造方法、ならびに車用排ガス浄化触媒装置 |
JP4204487B2 (ja) * | 2004-01-21 | 2009-01-07 | 本田技研工業株式会社 | 排ガス浄化触媒及びその製造方法、並びに車用排ガス浄化触媒装置 |
US7749474B2 (en) * | 2004-08-12 | 2010-07-06 | Ford Global Technologies, Llc | Catalyst composition for use in a lean NOx trap and method of using |
US20060035782A1 (en) * | 2004-08-12 | 2006-02-16 | Ford Global Technologies, Llc | PROCESSING METHODS AND FORMULATIONS TO ENHANCE STABILITY OF LEAN-NOx-TRAP CATALYSTS BASED ON ALKALI- AND ALKALINE-EARTH-METAL COMPOUNDS |
US7811961B2 (en) * | 2004-08-12 | 2010-10-12 | Ford Global Technologies, Llc | Methods and formulations for enhancing NH3 adsorption capacity of selective catalytic reduction catalysts |
US7137249B2 (en) * | 2004-08-12 | 2006-11-21 | Ford Global Technologies, Llc | Thermally stable lean nox trap |
US7622095B2 (en) * | 2004-08-12 | 2009-11-24 | Ford Global Technologies, Llc | Catalyst composition for use in a lean NOx trap and method of using |
GB0420794D0 (en) * | 2004-09-18 | 2004-10-20 | Johnson Matthey Plc | Compound |
US7433023B2 (en) * | 2004-09-20 | 2008-10-07 | Applied Kinetics, Inc. | Apparatuses and methods for measuring head suspensions and head suspension assemblies |
US8115373B2 (en) | 2005-07-06 | 2012-02-14 | Rochester Institute Of Technology | Self-regenerating particulate trap systems for emissions and methods thereof |
WO2007115380A1 (en) * | 2006-04-12 | 2007-10-18 | Very Small Particle Company Pty Ltd | Sulfur resistant emissions catalyst |
AU2009204647A1 (en) * | 2008-01-16 | 2009-07-23 | Very Small Particle Company Limited | Fuel additive |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3711397A (en) * | 1970-11-02 | 1973-01-16 | Ppg Industries Inc | Electrode and process for making same |
US3773894A (en) * | 1971-07-22 | 1973-11-20 | Exxon | Nitrogen oxide conversion using reinforced nickel-copper catalysts |
JPS4852691A (sv) * | 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 |
US3905918A (en) * | 1972-09-16 | 1975-09-16 | Heraeus Gmbh W C | Catalyst for purifying exhaust gases |
DE2245607A1 (de) * | 1972-09-16 | 1974-03-28 | Heraeus Gmbh W C | Katalysator zur reinigung von abgasen |
US3907968A (en) * | 1972-12-29 | 1975-09-23 | Gulf Research Development Co | Process for reducing the content of nitrogen oxides in a gaseous mixture containing the same |
US3972837A (en) * | 1973-07-03 | 1976-08-03 | Johnson Matthey & Co., Limited | Catalyst for purifying automotive exhaust gases |
US3897367A (en) * | 1973-10-10 | 1975-07-29 | Du Pont | Metal oxide catalytic compositions |
US4001143A (en) * | 1975-04-08 | 1977-01-04 | E. I. Du Pont De Nemours And Company | Catalyst preparation |
-
1976
- 1976-10-26 SE SE7611868A patent/SE433178B/sv not_active IP Right Cessation
- 1976-10-26 US US05/735,884 patent/US4127510A/en not_active Expired - Lifetime
- 1976-10-28 FR FR7632532A patent/FR2329346A1/fr active Granted
- 1976-10-28 CA CA264,392A patent/CA1090317A/en not_active Expired
- 1976-10-29 DE DE19762649829 patent/DE2649829A1/de active Granted
- 1976-10-29 IT IT28833/76A patent/IT1075863B/it active
- 1976-11-01 JP JP51131556A patent/JPS5260286A/ja active Pending
-
1982
- 1982-03-16 SE SE8201659A patent/SE8201659L/sv not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IT1075863B (it) | 1985-04-22 |
FR2329346B1 (sv) | 1982-02-26 |
SE433178B (sv) | 1984-05-14 |
FR2329346A1 (fr) | 1977-05-27 |
DE2649829C2 (sv) | 1989-12-07 |
US4127510A (en) | 1978-11-28 |
DE2649829A1 (de) | 1977-05-05 |
SE7611868L (sv) | 1977-05-01 |
CA1090317A (en) | 1980-11-25 |
JPS5260286A (en) | 1977-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
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