GB0816066D0 - Exhaust after treatment system with pre-catalysis - Google Patents
Exhaust after treatment system with pre-catalysisInfo
- Publication number
- GB0816066D0 GB0816066D0 GBGB0816066.5A GB0816066A GB0816066D0 GB 0816066 D0 GB0816066 D0 GB 0816066D0 GB 0816066 A GB0816066 A GB 0816066A GB 0816066 D0 GB0816066 D0 GB 0816066D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalysis
- exhaust
- treatment system
- treatment
- Prior art date
- 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- Withdrawn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
- 238000006555 catalytic reaction Methods 0.000 title 1
Classifications
-
- 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
- B01D53/90—Injecting reactants
-
- 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
- B01D53/9431—Processes characterised by a specific 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
- 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
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—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
- 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
- F01N2240/40—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 hydrolysis catalyst
-
- 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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Toxicology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/849,488 US20090056319A1 (en) | 2007-09-04 | 2007-09-04 | Exhaust Aftertreatment System with Pre-Catalysis |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0816066D0 true GB0816066D0 (en) | 2008-10-08 |
GB2452613A GB2452613A (en) | 2009-03-11 |
Family
ID=39866210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0816066A Withdrawn GB2452613A (en) | 2007-09-04 | 2008-09-03 | Exhaust Treatment System with Catalyzed Coating on the Inner Wall of the Exhaust Pipe |
Country Status (2)
Country | Link |
---|---|
US (1) | US20090056319A1 (en) |
GB (1) | GB2452613A (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK2517778T4 (en) * | 2007-04-26 | 2021-03-08 | Johnson Matthey Plc | TRANSITION METAL / AEI-ZEOLITE SCR CATALYST |
SE534482C2 (en) * | 2010-01-18 | 2011-09-06 | Scania Cv Ab | Method and apparatus for preventing urea coating in an exhaust system of a motor vehicle |
US20110239631A1 (en) * | 2010-04-05 | 2011-10-06 | Caterpillar Inc. | Ring Reductant Mixer |
JP2013524061A (en) * | 2010-04-13 | 2013-06-17 | ジェンティル,フランシス,ザビア | Reverse fuel injection engine |
US20120222651A1 (en) * | 2010-04-13 | 2012-09-06 | Francis Xavier Gentile | Backwards Injected Engine |
US8967115B2 (en) | 2010-04-13 | 2015-03-03 | Francis Xavier Gentile | Francis cycle backwards injected engine |
DE102010056314A1 (en) * | 2010-12-27 | 2012-06-28 | Friedrich Boysen Gmbh & Co. Kg | Device for distributing fluids in exhaust systems |
US20130152555A1 (en) * | 2011-12-15 | 2013-06-20 | Caterpillar Inc. | Fluid injection lance with balanced flow distribution |
CN103573358B (en) * | 2012-08-01 | 2015-11-18 | 北汽福田汽车股份有限公司 | The urea crystals of the SCR exhaust treatment system of motor inspects method |
CN103406023B (en) * | 2013-08-16 | 2015-06-24 | 中持新兴环境技术中心(北京)有限公司 | POPs (Persistent Organic Pollutants) catalytic degradation device |
JP2016094845A (en) * | 2014-11-12 | 2016-05-26 | いすゞ自動車株式会社 | Internal combustion engine and particular substance removal method of internal combustion engine |
DE112016001370T5 (en) | 2015-03-24 | 2017-12-07 | Cummins Emission Solutions Inc. | Integrated aftertreatment system |
EP3638405A1 (en) * | 2017-06-16 | 2020-04-22 | Umicore AG & Co. KG | Combined soot filter and urea hydrolysis |
FR3068730B1 (en) * | 2017-07-04 | 2020-02-14 | Faurecia Systemes D'echappement | INJECTION DEVICE FOR A VEHICLE EXHAUST LINE AND CORRESPONDING EXHAUST LINE |
CN107559081A (en) * | 2017-10-10 | 2018-01-09 | 广西玉柴机器股份有限公司 | Diesel engine after treatment device |
TWM611993U (en) * | 2020-08-27 | 2021-05-21 | 台灣福興工業股份有限公司 | Lock |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2734010A1 (en) * | 1977-07-28 | 1979-02-15 | Degussa | EXHAUST GAS PURIFICATION DEVICE FOR A COMBUSTION ENGINE OF VEHICLES, IN PARTICULAR MOTOR VEHICLES |
DE19731865C2 (en) * | 1997-07-24 | 1999-05-06 | Siemens Ag | Exhaust gas purification system for the exhaust gas of a diesel engine |
US6669913B1 (en) * | 2000-03-09 | 2003-12-30 | Fleetguard, Inc. | Combination catalytic converter and filter |
US7052532B1 (en) * | 2000-03-09 | 2006-05-30 | 3M Innovative Properties Company | High temperature nanofilter, system and method |
US6776814B2 (en) * | 2000-03-09 | 2004-08-17 | Fleetguard, Inc. | Dual section exhaust aftertreatment filter and method |
US7211226B2 (en) * | 2000-03-09 | 2007-05-01 | Fleetgaurd, Inc. | Catalyst and filter combination |
US6604604B1 (en) * | 2000-09-20 | 2003-08-12 | Fleetguard, Inc. | Catalytic muffler and method |
US6449947B1 (en) * | 2001-10-17 | 2002-09-17 | Fleetguard, Inc. | Low pressure injection and turbulent mixing in selective catalytic reduction system |
US6601385B2 (en) * | 2001-10-17 | 2003-08-05 | Fleetguard, Inc. | Impactor for selective catalytic reduction system |
US6722123B2 (en) * | 2001-10-17 | 2004-04-20 | Fleetguard, Inc. | Exhaust aftertreatment device, including chemical mixing and acoustic effects |
US6712869B2 (en) * | 2002-02-27 | 2004-03-30 | Fleetguard, Inc. | Exhaust aftertreatment device with flow diffuser |
JP2005105970A (en) * | 2003-09-30 | 2005-04-21 | Nissan Diesel Motor Co Ltd | Exhaust emission control device of engine |
DE102005017402A1 (en) * | 2005-04-15 | 2006-10-19 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Method and device for the metered provision of a, in particular as a solid, reducing agent for exhaust systems |
DE102005041841A1 (en) * | 2005-09-02 | 2007-03-08 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Method and device for adding a reactant to an exhaust gas of an internal combustion engine |
US7328572B2 (en) * | 2006-02-23 | 2008-02-12 | Fleetguard, Inc. | Exhaust aftertreatment device with star-plugged turbulator |
DE102007003156A1 (en) * | 2007-01-22 | 2008-07-31 | Süd-Chemie AG | Device for selective catalytic NOx reductin in exhaust gases |
-
2007
- 2007-09-04 US US11/849,488 patent/US20090056319A1/en not_active Abandoned
-
2008
- 2008-09-03 GB GB0816066A patent/GB2452613A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US20090056319A1 (en) | 2009-03-05 |
GB2452613A (en) | 2009-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |