ES8604385A1 - Un procedimiento para obtener un catalizador apto para control de emisiones de automovil - Google Patents
Un procedimiento para obtener un catalizador apto para control de emisiones de automovilInfo
- Publication number
- ES8604385A1 ES8604385A1 ES534616A ES534616A ES8604385A1 ES 8604385 A1 ES8604385 A1 ES 8604385A1 ES 534616 A ES534616 A ES 534616A ES 534616 A ES534616 A ES 534616A ES 8604385 A1 ES8604385 A1 ES 8604385A1
- Authority
- ES
- Spain
- Prior art keywords
- exhaust catalyst
- small bead
- auto exhaust
- bead auto
- pref
- 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
- B01J23/40—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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/31—Density
- B01J35/32—Bulk density
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
-
- 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)
- Materials Engineering (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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/517,809 US4513101A (en) | 1983-07-27 | 1983-07-27 | Small bead auto exhaust catalyst |
Publications (2)
Publication Number | Publication Date |
---|---|
ES534616A0 ES534616A0 (es) | 1985-08-01 |
ES8604385A1 true ES8604385A1 (es) | 1985-08-01 |
Family
ID=24061316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES534616A Expired ES8604385A1 (es) | 1983-07-27 | 1984-07-26 | Un procedimiento para obtener un catalizador apto para control de emisiones de automovil |
Country Status (6)
Country | Link |
---|---|
US (1) | US4513101A (h) |
EP (1) | EP0132554A3 (h) |
JP (1) | JPS6044054A (h) |
CA (1) | CA1219854A (h) |
ES (1) | ES8604385A1 (h) |
GR (1) | GR82164B (h) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5145826A (en) * | 1990-12-04 | 1992-09-08 | Amoco Corporation | Fluid bed incineration catalyst |
US5028575A (en) * | 1990-04-27 | 1991-07-02 | University Of Pittsburgh | Process for the chemical modification of aluminum oxide supported rhodium catalysts and associated automotive catalyst |
WO1992014547A1 (en) * | 1991-02-14 | 1992-09-03 | The Regents Of The University Of California | Immobilized free molecule aerosol catalytic reactor |
DE4328007A1 (de) * | 1993-08-20 | 1995-02-23 | Huels Chemische Werke Ag | Katalysator zur Herstellung von Bis-Para-aminocyclohexylmethan mit niedrigem Anteil an trans-trans-Isomer durch Hydrierung von Methylendiamin |
JP4910088B2 (ja) * | 2005-09-14 | 2012-04-04 | 理想科学工業株式会社 | 画像記録装置 |
NL2020819B1 (en) | 2018-04-24 | 2019-10-31 | Cochise Tech Llc | A co to co2 combustion promoter |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1416587A (en) * | 1972-07-14 | 1975-12-03 | Grace W R & Co | Catalyst and process for treatment of exhaust gases |
JPS49115991A (h) * | 1973-03-10 | 1974-11-06 | ||
US4001143A (en) * | 1975-04-08 | 1977-01-04 | E. I. Du Pont De Nemours And Company | Catalyst preparation |
DE2858783C2 (h) * | 1977-03-25 | 1992-02-06 | W.R. Grace & Co.-Conn., New York, N.Y., Us | |
US4390456A (en) * | 1979-08-08 | 1983-06-28 | W. R. Grace & Co. | Spheroidal alumina particles and catalysts employing the particles as a support |
JPS56102940A (en) * | 1980-01-18 | 1981-08-17 | Toyota Motor Corp | Catalyst for cleaning exhaust gas |
US4392987A (en) * | 1981-12-30 | 1983-07-12 | W. R. Grace & Co. | Alumina spheroids with controlled small particle size and a process for producing them |
-
1983
- 1983-07-27 US US06/517,809 patent/US4513101A/en not_active Expired - Lifetime
-
1984
- 1984-05-29 CA CA000455313A patent/CA1219854A/en not_active Expired
- 1984-06-05 EP EP84106403A patent/EP0132554A3/en not_active Withdrawn
- 1984-06-12 GR GR74990A patent/GR82164B/el unknown
- 1984-07-05 JP JP59138124A patent/JPS6044054A/ja active Pending
- 1984-07-26 ES ES534616A patent/ES8604385A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4513101A (en) | 1985-04-23 |
GR82164B (h) | 1984-12-13 |
EP0132554A3 (en) | 1987-03-25 |
ES534616A0 (es) | 1985-08-01 |
EP0132554A2 (en) | 1985-02-13 |
JPS6044054A (ja) | 1985-03-08 |
CA1219854A (en) | 1987-03-31 |
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