MXPA01011243A - Composicion para su uso como trampa para nox, que combina dos composiciones basadas en manganeso y otro elemento seleccionado entre los alcalinos, alcalinoterreos y tierras raras, y uso de la misma para el tratamiento de gases de escape. - Google Patents
Composicion para su uso como trampa para nox, que combina dos composiciones basadas en manganeso y otro elemento seleccionado entre los alcalinos, alcalinoterreos y tierras raras, y uso de la misma para el tratamiento de gases de escape.Info
- Publication number
- MXPA01011243A MXPA01011243A MXPA01011243A MXPA01011243A MXPA01011243A MX PA01011243 A MXPA01011243 A MX PA01011243A MX PA01011243 A MXPA01011243 A MX PA01011243A MX PA01011243 A MXPA01011243 A MX PA01011243A MX PA01011243 A MXPA01011243 A MX PA01011243A
- Authority
- MX
- Mexico
- Prior art keywords
- earths
- alkalines
- manganese
- alkaline
- combining
- Prior art date
Links
Classifications
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- 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
- B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
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- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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- 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)
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28057—Surface area, e.g. B.E.T specific surface area
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
- B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
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- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G25/00—Compounds of zirconium
- C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
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- 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
- B01D2255/2022—Potassium
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- 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
- B01D2255/2027—Sodium
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- 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
- B01D2255/2042—Barium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/2073—Manganese
-
- 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
- B01D2255/9022—Two layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/92—Dimensions
- B01D2255/9207—Specific surface
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- 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
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- 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
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9905843A FR2793161B1 (fr) | 1999-05-07 | 1999-05-07 | Dispositif d'epuration des gaz d'echappement pour moteur a combustion interne |
FR9905869A FR2793163B1 (fr) | 1999-05-07 | 1999-05-07 | Composition d'epuration avec traitement des nox des gaz d'echappement d'un moteur a combustion interne |
FR9905872A FR2793164B1 (fr) | 1999-05-07 | 1999-05-07 | Composition d'epuration des gaz d'echappement d'un moteur a combustion interne |
PCT/FR2000/001227 WO2000067904A1 (fr) | 1999-05-07 | 2000-05-05 | COMPOSE UTILISABLE COMME PIEGE A NOx, ASSOCIANT DEUX COMPOSITIONS A BASE DE MANGANESE ET D'UN AUTRE ELEMENT CHOISI PARMI LES ALCALINS, LES ALCALINO-TERREUX ET LES TERRES RARES ET SON UTILISATION DANS LE TRAITEMENT DES GAZ D'ECHAPPEMENT |
Publications (1)
Publication Number | Publication Date |
---|---|
MXPA01011243A true MXPA01011243A (es) | 2003-07-14 |
Family
ID=27253530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MXPA01011243A MXPA01011243A (es) | 1999-05-07 | 2000-05-05 | Composicion para su uso como trampa para nox, que combina dos composiciones basadas en manganeso y otro elemento seleccionado entre los alcalinos, alcalinoterreos y tierras raras, y uso de la misma para el tratamiento de gases de escape. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1187675A1 (ja) |
JP (1) | JP2002543964A (ja) |
KR (1) | KR20020042528A (ja) |
CN (1) | CN1131726C (ja) |
AU (1) | AU4413800A (ja) |
BR (1) | BR0010365A (ja) |
CA (1) | CA2373080A1 (ja) |
MX (1) | MXPA01011243A (ja) |
WO (1) | WO2000067904A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6727202B2 (en) | 2001-08-21 | 2004-04-27 | Engelhard Corporation | Enhanced NOx trap having increased durability |
FR2845932A1 (fr) * | 2002-10-17 | 2004-04-23 | Rhodia Elect & Catalysis | Composition catalytique a base d'alume, de manganese, de potassium, de rubidium ou de cesium et de platine et son utilisation comme piege a nox dans le traitement de gaz |
JP4746264B2 (ja) * | 2003-11-17 | 2011-08-10 | 三井金属鉱業株式会社 | 内燃機関の排気ガス浄化触媒および排気ガス浄化装置 |
JP2006272115A (ja) * | 2005-03-29 | 2006-10-12 | Yanmar Co Ltd | 排気ガス浄化装置 |
KR20070108269A (ko) * | 2005-03-29 | 2007-11-08 | 얀마 가부시키가이샤 | 배기가스 정화장치 |
DK1991354T3 (da) * | 2006-02-17 | 2020-03-16 | Rhodia Recherches Et Tech | Sammensætning på basis af zirconium-, cerium-, yttrium- og lanthanoxid og et yderligere sjældent jordartsmetals oxid, fremgangsmåde til fremstilling heraf og katalytisk anvendelse heraf |
JP5626093B2 (ja) * | 2011-04-19 | 2014-11-19 | 株式会社豊田中央研究所 | 排ガス浄化用触媒、その製造方法並びにそれを用いた排ガス浄化方法 |
CN110038555A (zh) * | 2019-04-22 | 2019-07-23 | 沈阳师范大学 | 一种水钠锰矿型锰氧化物催化剂的制备方法及应用 |
WO2021043256A1 (zh) | 2019-09-04 | 2021-03-11 | 有研稀土高技术有限公司 | 稀土锰/铈锆基复合化合物及其制备方法和应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2257696B (en) * | 1991-06-28 | 1995-05-31 | Riken Kk | Method and apparatus for cleaning exhaust gas |
US5362463A (en) * | 1992-08-26 | 1994-11-08 | University Of De | Process for removing NOx from combustion zone gases by adsorption |
FR2738756B1 (fr) * | 1995-09-20 | 1998-12-11 | Rhone Poulenc Chimie | Procede de traitement de gaz, a teneur elevee en oxygene en vue de la reduction des emissions des oxydes d'azote, utilisant une composition catalytique comprenant de l'oxyde de manganese et de l'oxyde de cerium et/ou de zirconium |
US5837212A (en) * | 1995-09-21 | 1998-11-17 | Ford Global Technologies, Inc. | Potassium/manganese nitrogen oxide traps for lean-burn engine operation |
-
2000
- 2000-05-05 BR BR0010365-9A patent/BR0010365A/pt not_active Application Discontinuation
- 2000-05-05 WO PCT/FR2000/001227 patent/WO2000067904A1/fr active Search and Examination
- 2000-05-05 CN CN008084165A patent/CN1131726C/zh not_active Expired - Fee Related
- 2000-05-05 KR KR1020017014219A patent/KR20020042528A/ko not_active Application Discontinuation
- 2000-05-05 EP EP00925405A patent/EP1187675A1/fr not_active Withdrawn
- 2000-05-05 AU AU44138/00A patent/AU4413800A/en not_active Abandoned
- 2000-05-05 JP JP2000616923A patent/JP2002543964A/ja active Pending
- 2000-05-05 CA CA002373080A patent/CA2373080A1/fr not_active Abandoned
- 2000-05-05 MX MXPA01011243A patent/MXPA01011243A/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2373080A1 (fr) | 2000-11-16 |
CN1131726C (zh) | 2003-12-24 |
EP1187675A1 (fr) | 2002-03-20 |
WO2000067904A1 (fr) | 2000-11-16 |
JP2002543964A (ja) | 2002-12-24 |
CN1354689A (zh) | 2002-06-19 |
KR20020042528A (ko) | 2002-06-05 |
AU4413800A (en) | 2000-11-21 |
BR0010365A (pt) | 2002-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA | Abandonment or withdrawal |