IN189783B - - Google Patents
Info
- Publication number
- IN189783B IN189783B IN1242CA1996A IN189783B IN 189783 B IN189783 B IN 189783B IN 1242CA1996 A IN1242CA1996 A IN 1242CA1996A IN 189783 B IN189783 B IN 189783B
- Authority
- IN
- India
Links
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
- B01D53/92—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
-
- 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
- B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/902—Multilayered catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/91—NOx-storage component incorporated in the 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
- F01N2570/16—Oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/500,657 US5874057A (en) | 1995-07-12 | 1995-07-12 | Lean NOx catalyst/trap method |
Publications (1)
Publication Number | Publication Date |
---|---|
IN189783B true IN189783B (xx) | 2003-04-19 |
Family
ID=23990379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN1242CA1996 IN189783B (xx) | 1995-07-12 | 1996-07-08 |
Country Status (11)
Country | Link |
---|---|
US (1) | US5874057A (xx) |
EP (1) | EP0850102A1 (xx) |
JP (1) | JPH11508821A (xx) |
KR (1) | KR19990028887A (xx) |
CN (1) | CN1190909A (xx) |
AU (1) | AU5422696A (xx) |
BR (1) | BR9609750A (xx) |
CA (1) | CA2226412A1 (xx) |
IN (1) | IN189783B (xx) |
WO (1) | WO1997002886A1 (xx) |
ZA (1) | ZA963196B (xx) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1285562B1 (it) * | 1996-02-12 | 1998-06-18 | Univ Bologna | Composti ad attivita' di fissaggio di gas |
JP3389851B2 (ja) * | 1997-01-21 | 2003-03-24 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
DE19724545A1 (de) * | 1997-06-11 | 1998-12-24 | Basf Ag | Speicherkatalysator |
US5895636A (en) * | 1997-12-02 | 1999-04-20 | Engelhard Corporation | Catalytic compositions and methods for suppression of halogenation of organic compounds with oxidation products of halogenated organic compounds in gaseous emission streams |
WO1999056859A1 (en) * | 1998-05-07 | 1999-11-11 | Engelhard Corporation | Catalyzed hydrocarbon trap and method using the same |
DE19838282A1 (de) * | 1998-08-24 | 2000-03-02 | Degussa | Stickoxid-Speichermaterial und daraus hergestellter Stickoxid-Speicherkatalysator |
US6350421B1 (en) | 1998-08-24 | 2002-02-26 | Dmc2 Degussa Metals Catalysts Cerdec Ag | Nitrogen oxide storage material and nitrogen oxide storing catalyst prepared therefrom |
JP3370957B2 (ja) * | 1998-09-18 | 2003-01-27 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
DE19847008A1 (de) * | 1998-10-13 | 2000-04-20 | Degussa | Stickoxid-Speicherkatalysator |
IT1304405B1 (it) * | 1998-10-21 | 2001-03-19 | Consiglio Nazionale Ricerche | Processo per l'assorbimento di ossidi di azoto da miscele gassosecontenenti gli stessi. |
US6217837B1 (en) * | 1998-11-02 | 2001-04-17 | Ford Global Technologies, Inc. | Use of sol-gel processed alumina-based metal oxides for absorbing nitrogen oxides in oxidizing exhaust gas |
JP4438114B2 (ja) * | 1999-01-14 | 2010-03-24 | 株式会社日立製作所 | 内燃機関の排ガス浄化方法,排ガス浄化触媒及び排ガス浄化装置 |
US7033547B1 (en) * | 1999-01-19 | 2006-04-25 | Yataro Ichikawa | Exhaust gas treating apparatus and vehicle equipped with the apparatus |
US6146602A (en) * | 1999-02-08 | 2000-11-14 | Ford Global Technologies, Inc. | Mesoporous oxide molecular sieves for absorbing nitrogen oxides in oxidizing engine exhaust gas |
US6182443B1 (en) * | 1999-02-09 | 2001-02-06 | Ford Global Technologies, Inc. | Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent |
US20020048542A1 (en) | 1999-04-02 | 2002-04-25 | Michel Deeba | Catalytic trap and methods of making and using the same |
US6375910B1 (en) | 1999-04-02 | 2002-04-23 | Engelhard Corporation | Multi-zoned catalytic trap and methods of making and using the same |
US6497848B1 (en) | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
US6294140B1 (en) * | 1999-04-23 | 2001-09-25 | Degussa Ag | Layered noble metal-containing exhaust gas catalyst and its preparation |
KR100755628B1 (ko) * | 1999-08-23 | 2007-09-04 | 엥겔하드 코포레이션 | 칼륨 성분을 포함하는 촉매 트랩 및 이의 사용 방법 |
AU1467201A (en) | 1999-11-10 | 2001-06-06 | Engelhard Corporation | Method and apparatus to provide reductant for NOx |
DE19955456A1 (de) * | 1999-11-17 | 2001-05-23 | Degussa | Verfahren zur Herstellung eines Stickoxid-Speichermaterials und damit hergestelltes Speichermaterial |
JP2001232195A (ja) * | 1999-12-17 | 2001-08-28 | Ngk Insulators Ltd | 触媒体 |
US20020082164A1 (en) * | 2000-01-14 | 2002-06-27 | Danan Dou | Methods to reduce alkali material migration from NOx adsorber washcoat to cordierite |
EP1201302B1 (en) * | 2000-02-22 | 2007-08-08 | Mazda Motor Corporation | Exhaust gas purifying catalyst and production method for exhaust gas purifying catalyst |
FI118326B (fi) | 2000-04-10 | 2007-10-15 | Ecocat Oy | Adsorbenttikatalyytti |
US6468484B1 (en) | 2000-06-29 | 2002-10-22 | Delphi Technologies, Inc. | NO2 abatement composition with enhanced sulfur resistance |
EP1319436B1 (en) * | 2000-09-08 | 2009-04-15 | Ngk Insulators, Ltd. | Method for producing catalyst body and carrier having alumina carried thereon |
US6777370B2 (en) | 2001-04-13 | 2004-08-17 | Engelhard Corporation | SOx tolerant NOx trap catalysts and methods of making and using the same |
FI20010973A (fi) * | 2001-05-09 | 2002-11-10 | Valtion Teknillinen | Katalysaattori ja menetelmä typpioksidien katalyyttiseksi pelkistämiseksi |
US6727202B2 (en) * | 2001-08-21 | 2004-04-27 | Engelhard Corporation | Enhanced NOx trap having increased durability |
JP4696430B2 (ja) * | 2001-09-26 | 2011-06-08 | マツダ株式会社 | 排気ガス浄化用触媒 |
US6999777B1 (en) | 2001-12-21 | 2006-02-14 | Verizon Corporate Services Group Inc. | Method for providing location information of a wireless communication device |
US6912847B2 (en) | 2001-12-21 | 2005-07-05 | Engelhard Corporation | Diesel engine system comprising a soot filter and low temperature NOx trap |
JP2003206733A (ja) * | 2002-01-16 | 2003-07-25 | Hitachi Ltd | 内燃機関用排気ガス浄化装置 |
ES2192985B1 (es) | 2002-02-15 | 2005-02-16 | Consejo Sup. Investig. Cientificas | Nuevo catalizador para la reduccion de no a n2 con hidrogeno en condiciones de nox oxidantes. |
US7022644B2 (en) | 2002-02-20 | 2006-04-04 | Engelhard Corporation | Hydrogen sulfide-suppressing catalyst compositions |
US7055311B2 (en) * | 2002-08-31 | 2006-06-06 | Engelhard Corporation | Emission control system for vehicles powered by diesel engines |
EP1706628B1 (en) | 2003-12-01 | 2012-04-25 | Shell Internationale Research Maatschappij B.V. | Process for operating a compression ignition internal combustion engine in combination with a catalytic reformer |
EP1729872B1 (en) * | 2004-03-27 | 2021-03-10 | Umicore AG & Co. KG | Nitrogen oxide storage catalyst |
KR101226896B1 (ko) * | 2004-12-24 | 2013-01-29 | 우미코레 아게 운트 코 카게 | 질소 산화물 저장 촉매의 재생방법 |
WO2006092392A1 (en) * | 2005-03-01 | 2006-09-08 | Shell Internationale Research Maatschappij B.V. | Reforming of gtl for marine applications |
JP4148249B2 (ja) * | 2005-07-21 | 2008-09-10 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
FR2901155B1 (fr) * | 2006-05-16 | 2008-10-10 | Rhodia Recherches & Tech | Compositions utilisees notamment pour le piegeage d'oxydes d'azote (nox) |
KR101362685B1 (ko) | 2006-07-08 | 2014-02-13 | 우미코레 아게 운트 코 카게 | 환원제로서 암모니아를 사용하여 희박 혼합 기관의 배기 가스로부터의 질소 산화물을 환원시키기 위한 구조화된 scr 촉매 |
US7793506B2 (en) * | 2006-08-11 | 2010-09-14 | Wyle Laboratories, Inc. | Emission controlled engine exhaust static test stand |
US8389432B2 (en) | 2006-09-25 | 2013-03-05 | Umicore Ag & Co. Kg | Structured automotive catalyst with improved thermal ageing stability |
US20080120970A1 (en) * | 2006-11-29 | 2008-05-29 | Marcus Hilgendorff | NOx Storage Materials and Traps Resistant to Thermal Aging |
US8475752B2 (en) * | 2008-06-27 | 2013-07-02 | Basf Corporation | NOx adsorber catalyst with superior low temperature performance |
WO2010051491A1 (en) * | 2008-10-31 | 2010-05-06 | Emerachem, Llc | Methods and systems for reducing particulate matter in a gaseous stream |
CN101632928B (zh) * | 2009-08-14 | 2014-10-01 | 昆明理工大学 | 火焰燃烧合成法一步制备nsr催化剂 |
GB2484911B (en) | 2010-10-22 | 2013-04-03 | Johnson Matthey Plc | NOx absorber catalyst comprising caesium silicate and at least one platinum group metal |
KR101507325B1 (ko) * | 2013-12-20 | 2015-03-31 | 희성촉매 주식회사 | 배기가스 정화용 촉매 부재 및 워시코트 |
US9744529B2 (en) | 2014-03-21 | 2017-08-29 | Basf Corporation | Integrated LNT-TWC catalyst |
CN108530059A (zh) * | 2018-05-02 | 2018-09-14 | 武汉理工大学 | 一种高击穿强度脉冲功率电容器陶瓷材料及其制备方法 |
WO2020188519A1 (en) * | 2019-03-20 | 2020-09-24 | Basf Corporation | Tunable nox adsorber |
CN113710351A (zh) * | 2019-04-22 | 2021-11-26 | 巴斯夫公司 | 催化汽油微粒过滤器 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE756150A (fr) * | 1969-09-16 | 1971-02-15 | Johnson Matthey & Cy Ltd | Perfectionnements aux reactions catalytiques |
US4105590A (en) * | 1972-03-25 | 1978-08-08 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler | Catalysts and the process for their production |
JPS5322557B2 (xx) * | 1973-04-13 | 1978-07-10 | ||
US4552733A (en) * | 1975-08-27 | 1985-11-12 | Engelhard Corporation | Polyfunctional catalysts and method of use |
JPS5610334A (en) * | 1979-07-06 | 1981-02-02 | Toyota Motor Corp | Catalyst for cleaning up exhaust gas and manufacture of said catalyst |
JPS5610333A (en) * | 1979-07-06 | 1981-02-02 | Toyota Motor Corp | Catalyst for cleaning up exhaust gas and manufacture of said catalyst |
DE3640025A1 (de) * | 1985-11-26 | 1987-05-27 | Toyota Motor Co Ltd | Monolithischer katalysatortraeger und monolithischer katalysator fuer die verwendung zum reinigen von auspuffgasen |
US4880764A (en) * | 1986-06-06 | 1989-11-14 | Uop | Dehydrogenation catalyst and process |
JPS6377543A (ja) * | 1986-09-17 | 1988-04-07 | Toyota Motor Corp | 排気ガス浄化用触媒 |
US4902664A (en) * | 1987-08-13 | 1990-02-20 | Engelhard Corporation | Thermally stabilized catalysts containing alumina and methods of making the same |
US5202300A (en) * | 1988-02-18 | 1993-04-13 | Engelhard Corporation | Catalyst for purification of exhaust gas |
CA1334962C (en) * | 1988-04-14 | 1995-03-28 | Tomohisa Ohata | Catalyst for purifying exhaust gas and method for production thereof |
JP2730750B2 (ja) * | 1989-02-16 | 1998-03-25 | マツダ株式会社 | 排気ガス浄化用触媒およびその製造方法 |
US4977129A (en) * | 1989-03-13 | 1990-12-11 | W. R Grace & Co.-Conn. | Auto exhaust catalyst composition having low H2 S emissions and method of making the catalyst |
CA2011484C (en) * | 1989-04-19 | 1997-03-04 | Joseph C. Dettling | Palladium-containing, ceria-supported platinum catalyst and catalyst assembly including the same |
JPH0338250A (ja) * | 1989-07-06 | 1991-02-19 | Mazda Motor Corp | 排気ガス浄化用触媒 |
JP3285857B2 (ja) * | 1989-07-06 | 2002-05-27 | マツダ株式会社 | 排気ガス浄化用触媒 |
JP2897367B2 (ja) * | 1990-01-12 | 1999-05-31 | 日本特殊陶業株式会社 | 被毒防止体、被毒防止層付触媒及び排気ガス浄化装置 |
JPH04130904A (ja) * | 1990-09-21 | 1992-05-01 | Toshiba Corp | マスタスレーブマニピュレータ用制御装置 |
CA2064977C (en) * | 1991-04-05 | 1998-09-22 | Eiichi Shiraishi | Catalyst for purifying exhaust gas |
DE69218777T2 (de) * | 1991-10-14 | 1997-08-14 | Toyota Motor Co Ltd | Abgasreinigungsanlage für brennkraftmaschinen |
US5376610A (en) * | 1992-04-15 | 1994-12-27 | Nissan Motor Co., Ltd. | Catalyst for exhaust gas purification and method for exhaust gas purification |
US5406790A (en) * | 1992-12-11 | 1995-04-18 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purification device for an engine |
JP3224054B2 (ja) * | 1993-05-27 | 2001-10-29 | トヨタ自動車株式会社 | 排気ガス浄化方法 |
JPH07108172A (ja) * | 1993-10-12 | 1995-04-25 | Toyota Motor Corp | 排気ガス浄化用触媒及びその製造方法 |
JP3526084B2 (ja) * | 1993-12-28 | 2004-05-10 | 日本碍子株式会社 | 排ガス浄化用吸着・触媒体、吸着体、排ガス浄化システム及び排ガス浄化方法 |
-
1995
- 1995-07-12 US US08/500,657 patent/US5874057A/en not_active Expired - Fee Related
-
1996
- 1996-03-15 EP EP96911305A patent/EP0850102A1/en not_active Withdrawn
- 1996-03-15 JP JP9505782A patent/JPH11508821A/ja not_active Ceased
- 1996-03-15 WO PCT/US1996/003491 patent/WO1997002886A1/en not_active Application Discontinuation
- 1996-03-15 BR BR9609750A patent/BR9609750A/pt not_active Application Discontinuation
- 1996-03-15 CA CA002226412A patent/CA2226412A1/en not_active Abandoned
- 1996-03-15 KR KR1019980700189A patent/KR19990028887A/ko not_active Application Discontinuation
- 1996-03-15 AU AU54226/96A patent/AU5422696A/en not_active Abandoned
- 1996-03-15 CN CN96195467A patent/CN1190909A/zh active Pending
- 1996-04-22 ZA ZA963196A patent/ZA963196B/xx unknown
- 1996-07-08 IN IN1242CA1996 patent/IN189783B/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1997002886A1 (en) | 1997-01-30 |
US5874057A (en) | 1999-02-23 |
JPH11508821A (ja) | 1999-08-03 |
AU5422696A (en) | 1997-02-10 |
MX9800300A (es) | 1998-07-31 |
KR19990028887A (ko) | 1999-04-15 |
ZA963196B (en) | 1996-11-04 |
EP0850102A1 (en) | 1998-07-01 |
CN1190909A (zh) | 1998-08-19 |
CA2226412A1 (en) | 1997-01-30 |
BR9609750A (pt) | 1999-03-30 |