JPS50114380A - - Google Patents
Info
- Publication number
- JPS50114380A JPS50114380A JP50011463A JP1146375A JPS50114380A JP S50114380 A JPS50114380 A JP S50114380A JP 50011463 A JP50011463 A JP 50011463A JP 1146375 A JP1146375 A JP 1146375A JP S50114380 A JPS50114380 A JP S50114380A
- 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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- 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 |
---|---|
JPS50114380A true JPS50114380A (ja) | 1975-09-08 |
Family
ID=23737420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50011463A Pending JPS50114380A (ja) | 1974-01-29 | 1975-01-29 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3978193A (ja) |
JP (1) | JPS50114380A (ja) |
BR (1) | BR7500574A (ja) |
CA (1) | CA1016758A (ja) |
DE (1) | DE2501939A1 (ja) |
ES (1) | ES434010A1 (ja) |
FR (1) | FR2259235A1 (ja) |
GB (1) | GB1472341A (ja) |
IT (1) | IT1026472B (ja) |
SE (1) | SE406627B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0674027A (ja) * | 1992-08-25 | 1994-03-15 | Nippon Steel Corp | 排ガス浄化用メタル担体 |
JP2016019942A (ja) * | 2014-07-14 | 2016-02-04 | 株式会社リコー | 流体処理装置 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078380A (en) * | 1974-03-22 | 1978-03-14 | Gould Inc. | Self-supporting NOx reducing catalyst |
FR2460709A1 (fr) * | 1979-07-09 | 1981-01-30 | Renault | Dispositif de protection de reacteurs catalytiques |
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 |
FR2622126B1 (fr) * | 1987-10-21 | 1991-06-14 | 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 |
CA2033241A1 (en) * | 1989-12-27 | 1991-06-28 | Shigehisa Muraoka | Method for purification of exhaust gas and apparatus therefor |
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 |
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 (en) * | 1993-04-28 | 2001-07-18 | Nippon Shokubai Co., Ltd. | Method of removing nitrogen oxides contained in exhaust gas |
US5367889A (en) * | 1993-08-25 | 1994-11-29 | Lanyon; Joseph G. | Exhaust treatment apparatus |
EP0664147B1 (en) * | 1994-01-20 | 1998-07-22 | Toyota Jidosha Kabushiki Kaisha | Catalyst for purifying exhaust gases |
EP0730900A1 (en) * | 1995-03-09 | 1996-09-11 | N.E. Chemcat Corporation | Method of purifying exhaust gas from internal combustion engine |
DE10118327A1 (de) * | 2001-04-12 | 2002-10-17 | Emitec Emissionstechnologie | Abgassystem |
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 (ja) * | 1971-08-30 | 1973-05-02 | ||
US3886260A (en) * | 1971-09-25 | 1975-05-27 | Monsanto Co | Process for reducing nitrogen oxides |
JPS4841918A (ja) * | 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 (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0674027A (ja) * | 1992-08-25 | 1994-03-15 | Nippon Steel Corp | 排ガス浄化用メタル担体 |
JP2016019942A (ja) * | 2014-07-14 | 2016-02-04 | 株式会社リコー | 流体処理装置 |
Also Published As
Publication number | Publication date |
---|---|
SE7500874L (ja) | 1975-07-30 |
ES434010A1 (es) | 1976-12-01 |
GB1472341A (en) | 1977-05-04 |
SE406627B (sv) | 1979-02-19 |
BR7500574A (pt) | 1975-11-11 |
FR2259235A1 (ja) | 1975-08-22 |
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 |