FR2173128B1 - - Google Patents
Info
- Publication number
- FR2173128B1 FR2173128B1 FR7306135A FR7306135A FR2173128B1 FR 2173128 B1 FR2173128 B1 FR 2173128B1 FR 7306135 A FR7306135 A FR 7306135A FR 7306135 A FR7306135 A FR 7306135A FR 2173128 B1 FR2173128 B1 FR 2173128B1
- Authority
- FR
- France
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/86—Chromium
- B01J23/866—Nickel and chromium
-
- 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)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47017723A JPS5221999B2 (pl) | 1972-02-22 | 1972-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2173128A1 FR2173128A1 (pl) | 1973-10-05 |
| FR2173128B1 true FR2173128B1 (pl) | 1976-05-07 |
Family
ID=11951653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7306135A Expired FR2173128B1 (pl) | 1972-02-22 | 1973-02-21 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5221999B2 (pl) |
| DE (1) | DE2308789A1 (pl) |
| FR (1) | FR2173128B1 (pl) |
| GB (1) | GB1413355A (pl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49122893A (pl) * | 1973-03-29 | 1974-11-25 | ||
| JPS5642330B2 (pl) * | 1975-03-19 | 1981-10-03 | ||
| FR2466278A1 (fr) * | 1979-10-04 | 1981-04-10 | Pro Catalyse | Catalyseur et procede de traitement des gaz d'echappement des moteurs a combustion interne |
| US4705903A (en) * | 1986-11-20 | 1987-11-10 | Texaco Inc. | Catalytic decomposition of impurities in tertiary butyl alcohol |
| DE10128130B4 (de) * | 2001-06-09 | 2007-07-05 | Mol Katalysatortechnik Gmbh | Verfahren zur oxidativen Reinigung von gasförmigen Medien sowie Vollmetallkatalysator |
| CN110787808A (zh) * | 2019-11-11 | 2020-02-14 | 北京佳安氢源科技股份有限公司 | 一种新型氢催化燃烧非贵金属催化剂的制备方法 |
| CN114762827B (zh) * | 2021-01-15 | 2023-12-22 | 万华化学集团股份有限公司 | 一种催化剂、制备方法和在处理含过氧化物的po/chp废水中的应用 |
-
1972
- 1972-02-22 JP JP47017723A patent/JPS5221999B2/ja not_active Expired
-
1973
- 1973-02-20 GB GB831373A patent/GB1413355A/en not_active Expired
- 1973-02-21 FR FR7306135A patent/FR2173128B1/fr not_active Expired
- 1973-02-22 DE DE19732308789 patent/DE2308789A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5221999B2 (pl) | 1977-06-14 |
| DE2308789A1 (de) | 1973-08-30 |
| JPS4886791A (pl) | 1973-11-15 |
| GB1413355A (en) | 1975-11-12 |
| FR2173128A1 (pl) | 1973-10-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |