JPS4876794A - - Google Patents
Info
- Publication number
- JPS4876794A JPS4876794A JP47007366A JP736672A JPS4876794A JP S4876794 A JPS4876794 A JP S4876794A JP 47007366 A JP47007366 A JP 47007366A JP 736672 A JP736672 A JP 736672A JP S4876794 A JPS4876794 A JP S4876794A
- Authority
- JP
- Japan
- 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
Classifications
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- 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
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- 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
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B01J23/6522—Chromium
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- 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
- B01J37/08—Heat treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
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- 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)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (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)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47007366A JPS4876794A (de) | 1972-01-18 | 1972-01-18 | |
| GB222073A GB1424382A (en) | 1972-01-18 | 1973-01-16 | Catalytic composition containing palladium and chromium oxides |
| FR7301769A FR2168503B1 (de) | 1972-01-18 | 1973-01-18 | |
| DE2302443A DE2302443A1 (de) | 1972-01-18 | 1973-01-18 | Katalysator, der palladium- und chromoxyde enthaelt, und verfahren zu seiner herstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47007366A JPS4876794A (de) | 1972-01-18 | 1972-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4876794A true JPS4876794A (de) | 1973-10-16 |
Family
ID=11663955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47007366A Pending JPS4876794A (de) | 1972-01-18 | 1972-01-18 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4876794A (de) |
| DE (1) | DE2302443A1 (de) |
| FR (1) | FR2168503B1 (de) |
| GB (1) | GB1424382A (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3020630A1 (de) * | 1980-03-10 | 1981-10-01 | Bridgestone Tire Co. Ltd., Tokyo | Vorrichtung zum reinigen von abgasen |
| GB8623482D0 (en) * | 1986-09-30 | 1986-11-05 | Johnson Matthey Plc | Catalytic generation of hydrogen |
| DE3770920D1 (de) * | 1986-12-03 | 1991-07-25 | Catalyst And Chemicals Inc Far | Feuerfester katalysator und verfahren zu seiner herstellung. |
| JP2768946B2 (ja) * | 1988-04-13 | 1998-06-25 | 東洋シーシーアイ株式会社 | 耐熱性貴金属触媒及びその製造方法 |
| EP0362960A3 (de) * | 1988-10-05 | 1990-06-27 | Sakai Chemical Industry Co., Ltd., | Anwendung vom Katalysator zur Denitrierung und Denitrierungskatalysatoren |
| US8680357B1 (en) | 2002-01-14 | 2014-03-25 | Clariant Corporation | Dehydrogenation catalyst |
| US8063261B2 (en) | 2002-01-14 | 2011-11-22 | Sud-Chemie Inc. | Multi-layered dehydrogenation catalyst system and process of use |
| US20050075243A1 (en) * | 2003-10-07 | 2005-04-07 | Sud-Chemie, Inc. | Catalyst for dehydrogenation of hydrocarbons |
| FI121531B (fi) | 2007-07-23 | 2010-12-31 | Ecocat Oy | Katalyytti poiste- tai prosessikaasuissa olevien haitallisten hiilivetyjen poistamiseksi sekä menetelmä tällaisen katalyytin valmistamiseksi ja käyttämiseksi |
| US8101541B2 (en) | 2008-07-14 | 2012-01-24 | Sud-Chemie Inc. | Catalyst for dehydrogenation of hydrocarbons |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1283439A (fr) * | 1960-02-29 | 1962-02-02 | Universal Oil Prod Co | Procédé pour l'élimination des constituants combustibles contenus dans un gaz, notamment un gaz d'échappement |
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1972
- 1972-01-18 JP JP47007366A patent/JPS4876794A/ja active Pending
-
1973
- 1973-01-16 GB GB222073A patent/GB1424382A/en not_active Expired
- 1973-01-18 DE DE2302443A patent/DE2302443A1/de active Pending
- 1973-01-18 FR FR7301769A patent/FR2168503B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2168503B1 (de) | 1978-03-03 |
| FR2168503A1 (de) | 1973-08-31 |
| DE2302443A1 (de) | 1973-08-09 |
| GB1424382A (en) | 1976-02-11 |