USB551133I5 - - Google Patents

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Publication number
USB551133I5
USB551133I5 US55113375A USB551133I5 US B551133 I5 USB551133 I5 US B551133I5 US 55113375 A US55113375 A US 55113375A US B551133 I5 USB551133 I5 US B551133I5
Authority
US
United States
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
Application number
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.)
Filing date
Publication date
Application filed filed Critical
Priority to US05/551,133 priority Critical patent/US3996740A/en
Publication of USB551133I5 publication Critical patent/USB551133I5/en
Application granted granted Critical
Publication of US3996740A publication Critical patent/US3996740A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • 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
    • 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
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • 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
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture
US05/551,133 1973-06-11 1975-02-19 Exhaust systems Expired - Lifetime US3996740A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/551,133 US3996740A (en) 1973-06-11 1975-02-19 Exhaust systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36874173A 1973-06-11 1973-06-11
US05/551,133 US3996740A (en) 1973-06-11 1975-02-19 Exhaust systems

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US36874173A Continuation-In-Part 1973-06-11 1973-06-11

Publications (2)

Publication Number Publication Date
USB551133I5 true USB551133I5 (en) 1976-03-02
US3996740A US3996740A (en) 1976-12-14

Family

ID=27004312

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/551,133 Expired - Lifetime US3996740A (en) 1973-06-11 1975-02-19 Exhaust systems

Country Status (1)

Country Link
US (1) US3996740A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674447A (en) * 1980-05-27 1987-06-23 Davis Robert E Prevention of fouling in internal combustion engines and their exhaust systems and improved gasoline compositions
US4394351A (en) * 1981-09-08 1983-07-19 General Motors Corporation Dual-monolith catalytic converter with secondary air injection
DE3703462A1 (en) * 1987-02-05 1988-08-18 Blume Axel METHOD FOR REDUCING POLLUTANTS IN THE EXHAUST GAS FROM AN INTERNAL COMBUSTION ENGINE, AND DEVICE FOR IMPLEMENTING THE METHOD
US5113803A (en) * 1991-04-01 1992-05-19 Ethyl Petroleum Additives, Inc. Reduction of Nox emissions from gasoline engines
US20030162848A1 (en) * 2000-07-25 2003-08-28 Gimpel Frederik Willem Hendrik Reactor comprising a packed bed of supported catalyst or supported catalyst precursor, and a use of the reactor
US7967887B1 (en) * 2006-11-03 2011-06-28 Cummins Filtration Ip, Inc. Exhaust aftertreatment filter with reduced maximum temperature
US8151556B2 (en) * 2009-07-21 2012-04-10 Navistar Canada, Inc. Internal combustion engine exhaust after-treatment system and method
DE102010025804A1 (en) * 2010-07-01 2012-01-05 Bayerische Motoren Werke Aktiengesellschaft Arrangement of a catalyst in an exhaust system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893372A (en) * 1929-01-11 1933-01-03 Mine Safety Appliances Co Apparatus for treating exhaust gases of internal combustion engines
GB910057A (en) * 1959-11-23 1962-11-07 Universal Oil Prod Co Exhaust gas oxidizing
US3109715A (en) * 1960-08-01 1963-11-05 Minnesota Mining & Mfg Catalytic afterburner
US3185181A (en) * 1962-12-13 1965-05-25 Cottrell Res Inc Diffuser swirl eliminator
US3597166A (en) * 1968-12-18 1971-08-03 Exxon Research Engineering Co Ammonia burner flow distributor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893372A (en) * 1929-01-11 1933-01-03 Mine Safety Appliances Co Apparatus for treating exhaust gases of internal combustion engines
GB910057A (en) * 1959-11-23 1962-11-07 Universal Oil Prod Co Exhaust gas oxidizing
US3109715A (en) * 1960-08-01 1963-11-05 Minnesota Mining & Mfg Catalytic afterburner
US3185181A (en) * 1962-12-13 1965-05-25 Cottrell Res Inc Diffuser swirl eliminator
US3597166A (en) * 1968-12-18 1971-08-03 Exxon Research Engineering Co Ammonia burner flow distributor

Also Published As

Publication number Publication date
US3996740A (en) 1976-12-14

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