WO2008076175A2 - Fluid injecting and mixing systems for exhaust after-treatment devices - Google Patents
Fluid injecting and mixing systems for exhaust after-treatment devices Download PDFInfo
- Publication number
- WO2008076175A2 WO2008076175A2 PCT/US2007/022851 US2007022851W WO2008076175A2 WO 2008076175 A2 WO2008076175 A2 WO 2008076175A2 US 2007022851 W US2007022851 W US 2007022851W WO 2008076175 A2 WO2008076175 A2 WO 2008076175A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- exhaust
- fluid
- mixing chamber
- secondary fluid
- treatment apparatus
- Prior art date
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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
-
- 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
-
- 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
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—Nitrogen oxides
-
- 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
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
-
- 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
- F01N3/30—Arrangements for supply of additional air
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- 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
-
- 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
- Y02T10/40—Engine management systems
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX2009006290A MX2009006290A (en) | 2006-12-14 | 2007-10-30 | Fluid injecting and mixing systems for exhaust after-treatment devices. |
DE112007002861T DE112007002861T5 (en) | 2006-12-14 | 2007-10-30 | Fluid injection and mixing systems for exhaust aftertreatment devices |
JP2009541300A JP2010513773A (en) | 2006-12-14 | 2007-10-30 | Mixing system for fluid injection and exhaust aftertreatment devices |
BRPI0720024-2A BRPI0720024A2 (en) | 2006-12-14 | 2007-10-30 | FLUID INJECTION AND MIXING SYSTEMS FOR EXHAUST TREATMENT DEVICES |
CA002667062A CA2667062A1 (en) | 2006-12-14 | 2007-10-30 | Fluid injecting and mixing systems for exhaust after-treatment devices |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87492106P | 2006-12-14 | 2006-12-14 | |
US60/874,921 | 2006-12-14 | ||
US11/862,293 US20080141662A1 (en) | 2006-12-14 | 2007-09-27 | Fluid injecting and mixing systems for exhaust after-treatment devices |
US11/862,293 | 2007-09-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2008076175A2 true WO2008076175A2 (en) | 2008-06-26 |
WO2008076175A3 WO2008076175A3 (en) | 2008-08-21 |
Family
ID=39525486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/022851 WO2008076175A2 (en) | 2006-12-14 | 2007-10-30 | Fluid injecting and mixing systems for exhaust after-treatment devices |
Country Status (9)
Country | Link |
---|---|
US (1) | US20080141662A1 (en) |
JP (1) | JP2010513773A (en) |
KR (1) | KR20090094457A (en) |
CN (1) | CN101563529A (en) |
BR (1) | BRPI0720024A2 (en) |
CA (1) | CA2667062A1 (en) |
DE (1) | DE112007002861T5 (en) |
MX (1) | MX2009006290A (en) |
WO (1) | WO2008076175A2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014068172A1 (en) * | 2012-10-29 | 2014-05-08 | Wärtsilä Finland Oy | Method for mixing reducing agent with exhaust gas and exhaust system |
WO2014172866A1 (en) * | 2013-04-25 | 2014-10-30 | Tenneco Automotive Operating Company Inc. | Perforated tube exhaust mixing device |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2358982B1 (en) | 2008-12-17 | 2017-11-08 | Donaldson Company, Inc. | Flow device for an exhaust system |
US8505279B2 (en) * | 2009-03-26 | 2013-08-13 | GM Global Technology Operations LLC | Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same |
US8555617B2 (en) * | 2009-03-26 | 2013-10-15 | GM Global Technology Operations LLC | Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same |
US20110047970A1 (en) * | 2009-09-01 | 2011-03-03 | Cummins Intellectual Properties, Inc. | HIGH EFFICIENCY NOx REDUCTION SYSTEM AND METHOD |
US8277548B2 (en) * | 2009-09-25 | 2012-10-02 | Tenneco Automotive Operating Company Inc. | Combined exhaust gas aftertreatment/air cleaner dust and ejector unit |
WO2011087527A1 (en) | 2010-01-12 | 2011-07-21 | Donaldson Company, Inc. | Flow device for exhaust treatment system |
EP2585693B2 (en) | 2010-06-22 | 2020-08-12 | Donaldson Company, Inc. | Dosing and mixing arrangement for use in exhaust aftertreatment |
US9003783B2 (en) | 2010-09-30 | 2015-04-14 | Electro-Motive Diesel, Inc. | Burner arrangement for a two-stroke locomotive diesel engine having an exhaust aftertreatment system |
EP2503122B1 (en) * | 2011-03-22 | 2014-10-08 | Delphi International Operations Luxembourg S.à r.l. | Reagent dosing pump assembly |
DE102011015512A1 (en) * | 2011-03-30 | 2012-10-04 | Dif Die Ideenfabrik Gmbh | Compact exhaust treatment unit with mixing zone and method for mixing an exhaust gas |
WO2013117230A1 (en) * | 2012-02-09 | 2013-08-15 | Toyota Motor Europe Nv/Sa | Reduction agent injector |
JP2013217351A (en) * | 2012-04-12 | 2013-10-24 | Futaba Industrial Co Ltd | Exhaust emission control device |
US8938954B2 (en) | 2012-04-19 | 2015-01-27 | Donaldson Company, Inc. | Integrated exhaust treatment device having compact configuration |
US20130291518A1 (en) * | 2012-05-07 | 2013-11-07 | Ajay Patel | Exhaust system having a pre-heater |
WO2014127264A1 (en) | 2013-02-15 | 2014-08-21 | Donaldson Company, Inc. | Dosing and mixing arrangement for use in exhaust aftertreatment |
JP6352114B2 (en) * | 2014-08-29 | 2018-07-04 | 日野自動車株式会社 | Exhaust purification system |
KR102154366B1 (en) * | 2015-02-24 | 2020-09-09 | 현대중공업 주식회사 | SCR System Venting Air Supply Pipe for Preventing Corrosion |
KR102260199B1 (en) * | 2015-07-16 | 2021-06-02 | 현대중공업 주식회사 | High-pressure scr system |
CN105134349B (en) * | 2015-08-21 | 2017-08-29 | 天纳克(苏州)排放系统有限公司 | exhaust gas treatment device |
DE102016205299A1 (en) * | 2016-03-31 | 2017-10-05 | Man Diesel & Turbo Se | Internal combustion engine with exhaust aftertreatment system |
CN107131030B (en) * | 2017-06-29 | 2019-08-30 | 嘉兴学院 | A kind of environment-friendly type double-decker automobile exhaust pipe |
EP3492718B1 (en) | 2017-11-30 | 2020-06-10 | Katcon Global S.A. | Exhaust line for a vehicle |
KR102153089B1 (en) * | 2018-03-29 | 2020-09-07 | 주식회사 에스엔 | Injector for supplying reactant of high temperature and spraying in a furnace and method for supplying reactant of high temperature and spraying in a furnace using the same |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020062641A1 (en) * | 2000-11-30 | 2002-05-30 | Nissan Motor Co., Ltd. | Exhaust gas purification apparatus and method |
US20030140622A1 (en) * | 2002-01-25 | 2003-07-31 | William Taylor | Combination emission abatement assembly and method of operating the same |
US6722124B2 (en) * | 2001-06-01 | 2004-04-20 | Nelson Burgess Limited | Catalytic converter |
US20050274104A1 (en) * | 2004-06-15 | 2005-12-15 | Leslie Bromberg | Optimum regeneration of diesel particulate filters and NOx traps using fuel reformers |
US20060137329A1 (en) * | 2004-12-28 | 2006-06-29 | Caterpillar Inc. | Filter desulfation system and method |
US20060191254A1 (en) * | 2005-02-28 | 2006-08-31 | Caterpillar Inc. | Exhaust gas mixing system |
US20060254258A1 (en) * | 2002-09-05 | 2006-11-16 | Blakeman Philip G | Exhaust system for lean burn ic engines |
US20060260297A1 (en) * | 2005-05-19 | 2006-11-23 | Koch Calvin K | Exhaust aftertreatment system and method of use for lean burn internal combustion engines |
Family Cites Families (14)
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US4969328A (en) * | 1986-10-21 | 1990-11-13 | Kammel Refaat A | Diesel engine exhaust oxidizer |
DE19546482A1 (en) * | 1995-12-13 | 1997-06-26 | Basf Ag | Method for operating a cleaning system, a cleaning system and use thereof |
US6125629A (en) * | 1998-11-13 | 2000-10-03 | Engelhard Corporation | Staged reductant injection for improved NOx reduction |
GB9915939D0 (en) * | 1999-07-08 | 1999-09-08 | Johnson Matthey Plc | Improvements in pollution control |
US6314722B1 (en) * | 1999-10-06 | 2001-11-13 | Matros Technologies, Inc. | Method and apparatus for emission control |
DE10042542A1 (en) * | 2000-08-30 | 2002-03-14 | Eberspaecher J Gmbh & Co | Exhaust gas cleaning system for motor vehicles, in particular diesel commercial vehicles |
JP3624892B2 (en) * | 2001-03-29 | 2005-03-02 | トヨタ自動車株式会社 | Exhaust gas purification device for internal combustion engine |
JP3981915B2 (en) * | 2001-04-03 | 2007-09-26 | 日産自動車株式会社 | Exhaust gas purification system |
US6679052B2 (en) * | 2001-07-31 | 2004-01-20 | Toyota Jidosha Kaisha | Emission control apparatus |
JP4262522B2 (en) * | 2003-05-28 | 2009-05-13 | 株式会社日立ハイテクノロジーズ | Exhaust gas treatment device for engine and exhaust gas treatment method |
US6883311B2 (en) * | 2003-07-02 | 2005-04-26 | Detroit Diesel Corporation | Compact dual leg NOx absorber catalyst device and system and method of using the same |
JP2005214159A (en) * | 2004-02-02 | 2005-08-11 | Hino Motors Ltd | Exhaust emission control device |
US7610751B2 (en) * | 2006-07-21 | 2009-11-03 | Eaton Corporation | Fuel injection before turbocharger |
US7497077B2 (en) * | 2006-07-26 | 2009-03-03 | Southwest Research Institute | System and method for dispensing an aqueous urea solution into an exhaust gas stream |
-
2007
- 2007-09-27 US US11/862,293 patent/US20080141662A1/en not_active Abandoned
- 2007-10-30 DE DE112007002861T patent/DE112007002861T5/en not_active Withdrawn
- 2007-10-30 WO PCT/US2007/022851 patent/WO2008076175A2/en active Application Filing
- 2007-10-30 CA CA002667062A patent/CA2667062A1/en not_active Abandoned
- 2007-10-30 KR KR1020097014524A patent/KR20090094457A/en not_active Application Discontinuation
- 2007-10-30 BR BRPI0720024-2A patent/BRPI0720024A2/en not_active Application Discontinuation
- 2007-10-30 MX MX2009006290A patent/MX2009006290A/en unknown
- 2007-10-30 JP JP2009541300A patent/JP2010513773A/en active Pending
- 2007-10-30 CN CNA2007800460272A patent/CN101563529A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020062641A1 (en) * | 2000-11-30 | 2002-05-30 | Nissan Motor Co., Ltd. | Exhaust gas purification apparatus and method |
US6722124B2 (en) * | 2001-06-01 | 2004-04-20 | Nelson Burgess Limited | Catalytic converter |
US20030140622A1 (en) * | 2002-01-25 | 2003-07-31 | William Taylor | Combination emission abatement assembly and method of operating the same |
US20060254258A1 (en) * | 2002-09-05 | 2006-11-16 | Blakeman Philip G | Exhaust system for lean burn ic engines |
US20050274104A1 (en) * | 2004-06-15 | 2005-12-15 | Leslie Bromberg | Optimum regeneration of diesel particulate filters and NOx traps using fuel reformers |
US20060137329A1 (en) * | 2004-12-28 | 2006-06-29 | Caterpillar Inc. | Filter desulfation system and method |
US20060191254A1 (en) * | 2005-02-28 | 2006-08-31 | Caterpillar Inc. | Exhaust gas mixing system |
US20060260297A1 (en) * | 2005-05-19 | 2006-11-23 | Koch Calvin K | Exhaust aftertreatment system and method of use for lean burn internal combustion engines |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014068172A1 (en) * | 2012-10-29 | 2014-05-08 | Wärtsilä Finland Oy | Method for mixing reducing agent with exhaust gas and exhaust system |
WO2014172866A1 (en) * | 2013-04-25 | 2014-10-30 | Tenneco Automotive Operating Company Inc. | Perforated tube exhaust mixing device |
Also Published As
Publication number | Publication date |
---|---|
BRPI0720024A2 (en) | 2013-12-17 |
JP2010513773A (en) | 2010-04-30 |
DE112007002861T5 (en) | 2009-10-22 |
KR20090094457A (en) | 2009-09-07 |
CA2667062A1 (en) | 2008-06-26 |
CN101563529A (en) | 2009-10-21 |
US20080141662A1 (en) | 2008-06-19 |
MX2009006290A (en) | 2009-10-12 |
WO2008076175A3 (en) | 2008-08-21 |
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