FR2168503A1 - - Google Patents

Info

Publication number: FR2168503A1
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.): Granted

Application number

FR7301769A

Other languages

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nissan Motor Co Ltd

Original Assignee

Nissan Motor Co Ltd

Priority date (The priority date 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 date listed.)

1972-01-18

Filing date

1973-01-18

Publication date

1973-08-31

1973-01-18 Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd

1973-08-31 Publication of FR2168503A1 publication Critical patent/FR2168503A1/fr

1978-03-03 Application granted granted Critical

1978-03-03 Publication of FR2168503B1 publication Critical patent/FR2168503B1/fr

Status Expired legal-status Critical Current

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
- B01J23/64—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
- 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
- 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
- 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)

FR7301769A 1972-01-18 1973-01-18 Expired FR2168503B1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP47007366A JPS4876794A (es)	1972-01-18	1972-01-18

Publications (2)

Publication Number	Publication Date
FR2168503A1 true FR2168503A1 (es)	1973-08-31
FR2168503B1 FR2168503B1 (es)	1978-03-03

Family

ID=11663955

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7301769A Expired FR2168503B1 (es)	1972-01-18	1973-01-18

Country Status (4)

Country	Link
JP (1)	JPS4876794A (es)
DE (1)	DE2302443A1 (es)
FR (1)	FR2168503B1 (es)
GB (1)	GB1424382A (es)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0262947A1 (en) *	1986-09-30	1988-04-06	Johnson Matthey Public Limited Company	Catalytic generation of hydrogen from hydrocarbons
EP0270203A1 (en) *	1986-12-03	1988-06-08	Catalysts and Chemicals Inc, Far East	Heat resistant catalyst and method of producing the same
EP0337730A1 (en) *	1988-04-13	1989-10-18	Catalysts and Chemicals Inc, Far East	Heat resistant noble metal catalyst and method of producing the same
EP0362960A2 (en) *	1988-10-05	1990-04-11	Sakai Chemical Industry Co., Ltd.,	Use of a catalyst composition for denitrization and denitrizing catalysts

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
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

Citations (1)

* Cited by examiner, † Cited by third party
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

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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0262947A1 (en) *	1986-09-30	1988-04-06	Johnson Matthey Public Limited Company	Catalytic generation of hydrogen from hydrocarbons
US4897253A (en) *	1986-09-30	1990-01-30	Johnson Matthey Public Limited Company	Catalytic generation of hydrogen from hydrocarbons
EP0270203A1 (en) *	1986-12-03	1988-06-08	Catalysts and Chemicals Inc, Far East	Heat resistant catalyst and method of producing the same
US4788174A (en) *	1986-12-03	1988-11-29	Catalysts And Chemicals Inc., Far East	Heat resistant catalyst and method of producing the same
EP0337730A1 (en) *	1988-04-13	1989-10-18	Catalysts and Chemicals Inc, Far East	Heat resistant noble metal catalyst and method of producing the same
US4959339A (en) *	1988-04-13	1990-09-25	Catalysts And Chemicals Inc.	Heat-resistant noble metal catalyst and method of producing the same
EP0362960A2 (en) *	1988-10-05	1990-04-11	Sakai Chemical Industry Co., Ltd.,	Use of a catalyst composition for denitrization and denitrizing catalysts
EP0362960A3 (en) *	1988-10-05	1990-06-27	Sakai Chemical Industry Co., Ltd.,	Use of a catalyst composition for denitrization and denitrizing catalysts

Also Published As

Publication number	Publication date
JPS4876794A (es)	1973-10-16
FR2168503B1 (es)	1978-03-03
DE2302443A1 (de)	1973-08-09
GB1424382A (en)	1976-02-11

Publication	Publication Date	Title
FR2185383B1 (es)	1976-05-28
JPS4944581A (es)	1974-04-26
FR2202044A1 (es)	1974-05-03
JPS4876794A (es)	1973-10-16
FR2206321A1 (es)	1974-06-07
JPS4892668A (es)	1973-12-01
JPS5228251Y2 (es)	1977-06-28
JPS5133200B2 (es)	1976-09-17
CS152929B1 (es)	1974-02-22
CS152704B1 (es)	1974-02-22
JPS4949006U (es)	1974-04-30
JPS49990U (es)	1974-01-07
FR2184712A1 (es)	1973-12-28
CH571695A5 (es)	1976-01-15
NL7314658A (es)	1974-04-29
CH575857A5 (es)	1976-05-31
CH576070A5 (es)	1976-05-31
CH576225A5 (es)	1976-06-15
CH575251A5 (es)	1976-05-14
CH575215A5 (es)	1976-05-14
CH575175A5 (es)	1976-04-30
CH574883A5 (es)	1976-04-30
CH573750A5 (es)	1976-03-31
CH571853A5 (es)	1976-01-30
BG18206A1 (es)	1974-10-25

Legal Events

Date	Code	Title	Description
1981-11-20	ST	Notification of lapse