FR2259235A1 - - Google Patents
Info
- Publication number
- FR2259235A1 FR2259235A1 FR7502516A FR7502516A FR2259235A1 FR 2259235 A1 FR2259235 A1 FR 2259235A1 FR 7502516 A FR7502516 A FR 7502516A FR 7502516 A FR7502516 A FR 7502516A FR 2259235 A1 FR2259235 A1 FR 2259235A1
- 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.)
- Withdrawn
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- 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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
-
- 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
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9463—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick
- B01D53/9472—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick in different zones
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1021—Platinum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20746—Cobalt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20753—Nickel
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/437,674 US3978193A (en) | 1974-01-29 | 1974-01-29 | Method and apparatus for treating exhaust gases |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2259235A1 true FR2259235A1 (fr) | 1975-08-22 |
Family
ID=23737420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7502516A Withdrawn FR2259235A1 (fr) | 1974-01-29 | 1975-01-28 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3978193A (fr) |
JP (1) | JPS50114380A (fr) |
BR (1) | BR7500574A (fr) |
CA (1) | CA1016758A (fr) |
DE (1) | DE2501939A1 (fr) |
ES (1) | ES434010A1 (fr) |
FR (1) | FR2259235A1 (fr) |
GB (1) | GB1472341A (fr) |
IT (1) | IT1026472B (fr) |
SE (1) | SE406627B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460709A1 (fr) * | 1979-07-09 | 1981-01-30 | Renault | Dispositif de protection de reacteurs catalytiques |
EP0313434A1 (fr) * | 1987-10-21 | 1989-04-26 | Societe Francaise Des Produits Pour Catalyse "Pro-Catalyse" | Procédé de fabrication d'un catalyseur pour le traaitement du gaz d'échappement des moteurs à combustion interne |
EP0441062A1 (fr) * | 1989-12-27 | 1991-08-14 | Nippon Shokubai Co., Ltd. | Procédé et dispositif pour la purification de gaz d'échappements |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078380A (en) * | 1974-03-22 | 1978-03-14 | Gould Inc. | Self-supporting NOx reducing catalyst |
US4382323A (en) * | 1980-07-10 | 1983-05-10 | General Motors Corporation | Method for manufacturing a wound foil structure comprising distinct catalysts |
FR2507920B1 (fr) * | 1981-06-22 | 1986-05-16 | Rhone Poulenc Spec Chim | Support de catalyseur, notamment de catalyseur de post-combustion et procede de fabrication de ce support |
CN1082663A (zh) * | 1992-02-25 | 1994-02-23 | L·P·蓝星技术公司 | 催化转化系统 |
US5322671A (en) * | 1992-02-25 | 1994-06-21 | Blue Planet Technologies Co., L.P. | Catalytic vessel |
US5460790A (en) * | 1992-02-25 | 1995-10-24 | Blue Planet Technologies Co., L.P. | Catalytic vessel for receiving metal catalysts by deposition from the gas phase |
US5387569A (en) * | 1992-02-25 | 1995-02-07 | Blue Planet Technologies Co., L.P. | Catalytic solution suitable for converting combustion emissions |
JP2602391B2 (ja) * | 1992-08-25 | 1997-04-23 | 新日本製鐵株式会社 | 排ガス浄化用メタル担体 |
US5318755A (en) * | 1992-11-30 | 1994-06-07 | A. Ahlstrom Corporation | Method and apparatus for cleaning flue gases |
US6152972A (en) * | 1993-03-29 | 2000-11-28 | Blue Planet Technologies Co., L.P. | Gasoline additives for catalytic control of emissions from combustion engines |
EP0666099B1 (fr) * | 1993-04-28 | 2001-07-18 | Nippon Shokubai Co., Ltd. | Procede pour eliminer des oxydes d'azote contenus dans des gaz d'echappement |
US5367889A (en) * | 1993-08-25 | 1994-11-29 | Lanyon; Joseph G. | Exhaust treatment apparatus |
EP0664147B1 (fr) * | 1994-01-20 | 1998-07-22 | Toyota Jidosha Kabushiki Kaisha | Catalyseur pour la purification de gaz d'échappement |
EP0730900A1 (fr) * | 1995-03-09 | 1996-09-11 | N.E. Chemcat Corporation | Procédé pour purifier les gaz d'échappement d'un moteur à combustion interne |
DE10118327A1 (de) * | 2001-04-12 | 2002-10-17 | Emitec Emissionstechnologie | Abgassystem |
JP6476622B2 (ja) * | 2014-07-14 | 2019-03-06 | 株式会社リコー | 流体処理装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA819114A (en) * | 1969-07-29 | Texaco Development Corporation | Treatment of exhaust gases | |
US3047484A (en) * | 1955-03-30 | 1962-07-31 | John T Stacy | Iron base alloys and articles made therefrom |
DE1132899B (de) * | 1961-02-22 | 1962-07-12 | Heraeus Gmbh W C | Metall-Katalysator mit netzartiger Struktur |
US3232373A (en) * | 1963-03-27 | 1966-02-01 | Bjork And Johnson Inc | Muffler with transverse expanded metal baffles |
US3546075A (en) * | 1967-03-23 | 1970-12-08 | Rca Corp | Expandable metal structure making by etching |
US3719739A (en) * | 1970-01-29 | 1973-03-06 | Exxon Research Engineering Co | Method of preparing a catalyst |
US3773894A (en) * | 1971-07-22 | 1973-11-20 | Exxon | Nitrogen oxide conversion using reinforced nickel-copper catalysts |
JPS4832764A (fr) * | 1971-08-30 | 1973-05-02 | ||
US3886260A (en) * | 1971-09-25 | 1975-05-27 | Monsanto Co | Process for reducing nitrogen oxides |
JPS4841918A (fr) * | 1971-10-04 | 1973-06-19 | ||
US3809743A (en) * | 1972-01-07 | 1974-05-07 | Monsanto Co | Process for treating automotive exhaust |
US3825654A (en) * | 1972-04-21 | 1974-07-23 | Gulf Research Development Co | Process for reducing the content of nitrogen oxides in the exhaust gases from internal combustion engines |
-
1974
- 1974-01-29 US US05/437,674 patent/US3978193A/en not_active Expired - Lifetime
- 1974-12-31 CA CA217,216A patent/CA1016758A/en not_active Expired
-
1975
- 1975-01-15 GB GB182775A patent/GB1472341A/en not_active Expired
- 1975-01-18 DE DE19752501939 patent/DE2501939A1/de active Pending
- 1975-01-21 ES ES434010A patent/ES434010A1/es not_active Expired
- 1975-01-27 IT IT47852/75A patent/IT1026472B/it active
- 1975-01-28 FR FR7502516A patent/FR2259235A1/fr not_active Withdrawn
- 1975-01-28 SE SE7500874A patent/SE406627B/xx unknown
- 1975-01-29 JP JP50011463A patent/JPS50114380A/ja active Pending
- 1975-01-29 BR BR574/75A patent/BR7500574A/pt unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460709A1 (fr) * | 1979-07-09 | 1981-01-30 | Renault | Dispositif de protection de reacteurs catalytiques |
EP0313434A1 (fr) * | 1987-10-21 | 1989-04-26 | Societe Francaise Des Produits Pour Catalyse "Pro-Catalyse" | Procédé de fabrication d'un catalyseur pour le traaitement du gaz d'échappement des moteurs à combustion interne |
FR2622126A1 (fr) * | 1987-10-21 | 1989-04-28 | Procatalyse Ste Fse Produits C | Catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne et procede de fabrication de ce catalyseur |
EP0441062A1 (fr) * | 1989-12-27 | 1991-08-14 | Nippon Shokubai Co., Ltd. | Procédé et dispositif pour la purification de gaz d'échappements |
Also Published As
Publication number | Publication date |
---|---|
SE7500874L (fr) | 1975-07-30 |
JPS50114380A (fr) | 1975-09-08 |
ES434010A1 (es) | 1976-12-01 |
GB1472341A (en) | 1977-05-04 |
SE406627B (sv) | 1979-02-19 |
BR7500574A (pt) | 1975-11-11 |
CA1016758A (en) | 1977-09-06 |
DE2501939A1 (de) | 1975-07-31 |
IT1026472B (it) | 1978-09-20 |
AU7701374A (en) | 1976-07-01 |
US3978193A (en) | 1976-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |