IT1103106B - Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico - Google Patents
Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scaricoInfo
- Publication number
- IT1103106B IT1103106B IT47533/78A IT4753378A IT1103106B IT 1103106 B IT1103106 B IT 1103106B IT 47533/78 A IT47533/78 A IT 47533/78A IT 4753378 A IT4753378 A IT 4753378A IT 1103106 B IT1103106 B IT 1103106B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- application
- exhaust gas
- catalytic compositions
- 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
- B01J23/54—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 (2)
| Publication Number | Publication Date |
|---|---|
| IT7847533A0 IT7847533A0 (it) | 1978-01-05 |
| IT1103106B true IT1103106B (it) | 1985-10-14 |
Family
ID=25046696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT47533/78A IT1103106B (it) | 1977-01-06 | 1978-01-05 | Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico |
Country Status (16)
Families Citing this family (27)
| 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 |
| JPS60110335A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
| 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 |
| 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 |
| US4782039A (en) * | 1986-05-19 | 1988-11-01 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst and a process for preparing the catalyst |
| 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 |
| CN1226093C (zh) * | 2000-11-08 | 2005-11-09 | 出光兴产株式会社 | 烃重整用催化剂以及用该催化剂重整烃的方法 |
| US6607704B2 (en) * | 2001-10-18 | 2003-08-19 | Ford Global Technologies, Llc | Sulfur tolerant lean NOx trap |
| WO2009061397A2 (en) * | 2007-11-05 | 2009-05-14 | Corning Incorporated | Low expansion cement compositions for ceramic monoliths |
| US11110396B2 (en) * | 2015-04-07 | 2021-09-07 | Umicore Shokubai Japan Co., Ltd. | Catalyst for purification of exhaust gas from internal combustion engine and exhaust gas purifying method using the catalyst |
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 (US07118763-20061010-C00002.png) * | 1971-06-11 | 1977-12-23 | Grace W R Ltd | |
| US3755534A (en) * | 1971-08-12 | 1973-08-28 | Grace W R & Co | Catalytic control of auto exhaust emissions |
| JPS5338714B2 (US07118763-20061010-C00002.png) * | 1971-10-04 | 1978-10-17 | ||
| NL7400525A (US07118763-20061010-C00002.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 (US07118763-20061010-C00002.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 FR FR7800121A patent/FR2376699A1/fr active Granted
- 1978-01-04 AU AU32157/78A patent/AU517026B2/en not_active Expired
- 1978-01-04 CA CA294,299A patent/CA1115682A/en not_active Expired
- 1978-01-05 IT IT47533/78A patent/IT1103106B/it active
- 1978-01-05 ES ES465813A patent/ES465813A1/es not_active Expired
- 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 JP JP5878A patent/JPS5385791A/ja active Pending
- 1978-01-05 AR AR270637A patent/AR222788A1/es active
- 1978-01-06 PL PL20386278A patent/PL203862A1/xx unknown
- 1978-01-06 BE BE184171A patent/BE862720A/xx not_active IP Right Cessation
- 1978-01-06 BR BR7800094A patent/BR7800094A/pt unknown
- 1978-10-16 ES ES474247A patent/ES474247A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1115682A (en) | 1982-01-05 |
| AR222788A1 (es) | 1981-06-30 |
| ES474247A1 (es) | 1979-12-16 |
| MX5393E (es) | 1983-07-08 |
| BE862720A (fr) | 1978-07-06 |
| FR2376699A1 (fr) | 1978-08-04 |
| BR7800094A (pt) | 1978-08-15 |
| SE448065B (sv) | 1987-01-19 |
| DD135275A5 (de) | 1979-04-25 |
| DE2758451C2 (US07118763-20061010-C00002.png) | 1988-08-18 |
| DE2758451A1 (de) | 1978-07-13 |
| FR2376699B1 (US07118763-20061010-C00002.png) | 1984-12-14 |
| AU3215778A (en) | 1979-07-12 |
| ES465813A1 (es) | 1979-01-01 |
| GB1594531A (en) | 1981-07-30 |
| IT7847533A0 (it) | 1978-01-05 |
| PL203862A1 (pl) | 1978-09-25 |
| US4206087A (en) | 1980-06-03 |
| JPS5385791A (en) | 1978-07-28 |
| AU517026B2 (en) | 1981-07-02 |
| SE7800159L (sv) | 1978-09-04 |
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