JPS494019A - - Google Patents
Info
- Publication number
- JPS494019A JPS494019A JP47044994A JP4499472A JPS494019A JP S494019 A JPS494019 A JP S494019A JP 47044994 A JP47044994 A JP 47044994A JP 4499472 A JP4499472 A JP 4499472A JP S494019 A JPS494019 A JP S494019A
- 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.)
- Granted
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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
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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
- F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
- F01N2410/02—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of high temperature, e.g. overheating of catalytic reactor
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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
- F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
- F01N2410/06—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device at cold starting
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47044994A JPS5232006B2 (ja) | 1972-05-09 | 1972-05-09 | |
US00284605A US3817031A (en) | 1972-05-09 | 1972-08-29 | Overheat protection for catalyst converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47044994A JPS5232006B2 (ja) | 1972-05-09 | 1972-05-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS494019A true JPS494019A (ja) | 1974-01-14 |
JPS5232006B2 JPS5232006B2 (ja) | 1977-08-18 |
Family
ID=12706972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47044994A Expired JPS5232006B2 (ja) | 1972-05-09 | 1972-05-09 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3817031A (ja) |
JP (1) | JPS5232006B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2360581A1 (de) * | 1973-12-05 | 1975-06-19 | Porsche Ag | Vorrichtung zum katalytischen nachverbrennen von abgasen im abgassystem einer brennkraftmaschine |
DE8810816U1 (de) * | 1988-08-26 | 1989-12-21 | Emitec Gesellschaft für Emissionstechnologie mbH, 53797 Lohmar | Katalysator-Gehäuse, insbesondere für Startkatalysatoren, und zugehöriger Katalysator-Trägerkörper |
EP0355489B1 (de) * | 1988-08-26 | 1992-03-04 | Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 | Verzweigte Abgasleitung einer Brennkraftmaschine |
JP2692311B2 (ja) * | 1989-12-01 | 1997-12-17 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3090677A (en) * | 1961-03-09 | 1963-05-21 | Arvin Ind Inc | Catalytic converter |
US3188167A (en) * | 1961-07-12 | 1965-06-08 | Minerals & Chem Philipp Corp | Treatment of exhaust gases |
US3189417A (en) * | 1962-05-29 | 1965-06-15 | Oxy Catalyst Inc | Apparatus for improving the purification of exhaust gases from an internal combustion engine |
US3260566A (en) * | 1962-07-19 | 1966-07-12 | Norris Thermador Corp | Method of treating exhaust gases of internal combustion engines |
US3297400A (en) * | 1962-09-11 | 1967-01-10 | Mobil Oil Corp | Catalytic purification of exhaust gases |
US3646764A (en) * | 1969-05-30 | 1972-03-07 | Nissan Motor | Air pollution preventive system for motor vehicles |
US3662540A (en) * | 1970-12-30 | 1972-05-16 | Mobil Oil Corp | Secondary air control in catalytic vehicle exhaust purification system |
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1972
- 1972-05-09 JP JP47044994A patent/JPS5232006B2/ja not_active Expired
- 1972-08-29 US US00284605A patent/US3817031A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5232006B2 (ja) | 1977-08-18 |
US3817031A (en) | 1974-06-18 |