BRPI0807379A2 - Método para tratar emissões produzidas na corrente de gás de escapamento de um veículo de queima pobre ou a diesel, catalisador para a oxidação de amônia, e, sistema de tratamento para uma corrente de escapamento contendo nox. - Google Patents
Método para tratar emissões produzidas na corrente de gás de escapamento de um veículo de queima pobre ou a diesel, catalisador para a oxidação de amônia, e, sistema de tratamento para uma corrente de escapamento contendo nox.Info
- Publication number
- BRPI0807379A2 BRPI0807379A2 BRPI0807379-1A2A BRPI0807379A BRPI0807379A2 BR PI0807379 A2 BRPI0807379 A2 BR PI0807379A2 BR PI0807379 A BRPI0807379 A BR PI0807379A BR PI0807379 A2 BRPI0807379 A2 BR PI0807379A2
- Authority
- BR
- Brazil
- Prior art keywords
- current
- amonia
- diesel
- treatment system
- oxidation catalyst
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
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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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01D53/9436—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
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- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8926—Copper and noble metals
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- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
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- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J29/00—Catalysts comprising molecular sieves
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- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/7615—Zeolite Beta
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/763—CHA-type, e.g. Chabazite, LZ-218
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
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- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
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- B01D2257/402—Dinitrogen oxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
- B01D2258/012—Diesel engines and lean burn gasoline engines
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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
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
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- 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
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- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (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 (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89183507P | 2007-02-27 | 2007-02-27 | |
US60/891835 | 2007-02-27 | ||
US12/038459 | 2008-02-27 | ||
US12/038,459 US7722845B2 (en) | 2007-02-27 | 2008-02-27 | Bifunctional catalysts for selective ammonia oxidation |
PCT/US2008/055148 WO2008106523A2 (en) | 2007-02-27 | 2008-02-27 | Bifunctional catalysts for selective ammonia oxidation |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0807379A2 true BRPI0807379A2 (pt) | 2014-05-06 |
BRPI0807379B1 BRPI0807379B1 (pt) | 2017-12-26 |
Family
ID=39721831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0807379-1A BRPI0807379B1 (pt) | 2007-02-27 | 2008-02-27 | Method for treating emissions produced in the exhaust gas current of a poor burn or diesel vehicle, catalyst for the amoxia oxidation, and treatment system for a nox containing exhaust chain. |
Country Status (12)
Country | Link |
---|---|
US (1) | US7722845B2 (pt) |
EP (2) | EP2117702B1 (pt) |
JP (2) | JP5761917B2 (pt) |
KR (4) | KR20170089936A (pt) |
CN (2) | CN101711185A (pt) |
BR (1) | BRPI0807379B1 (pt) |
CA (1) | CA2679599C (pt) |
MX (1) | MX2009009097A (pt) |
MY (1) | MY151931A (pt) |
PL (1) | PL2117702T3 (pt) |
RU (1) | RU2009135861A (pt) |
WO (1) | WO2008106523A2 (pt) |
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FR2898519B1 (fr) * | 2006-03-20 | 2009-01-09 | Commissariat Energie Atomique | Nanoparticules notamment a structure coeur coquilles, enrobees |
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PL2202201T3 (pl) * | 2008-12-23 | 2016-11-30 | Katalizator utleniający amoniak | |
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EP3778009A1 (en) | 2021-02-17 |
WO2008106523A2 (en) | 2008-09-04 |
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EP2117702A2 (en) | 2009-11-18 |
KR20160079935A (ko) | 2016-07-06 |
PL2117702T3 (pl) | 2021-05-04 |
CA2679599A1 (en) | 2008-09-04 |
EP2117702B1 (en) | 2020-11-11 |
KR101974704B1 (ko) | 2019-05-02 |
CN105251359A (zh) | 2016-01-20 |
US20080292519A1 (en) | 2008-11-27 |
JP6125552B2 (ja) | 2017-05-10 |
KR20090114480A (ko) | 2009-11-03 |
KR20170089936A (ko) | 2017-08-04 |
CN101711185A (zh) | 2010-05-19 |
JP5761917B2 (ja) | 2015-08-12 |
MX2009009097A (es) | 2009-09-18 |
KR20150065907A (ko) | 2015-06-15 |
JP2015166083A (ja) | 2015-09-24 |
BRPI0807379B1 (pt) | 2017-12-26 |
CA2679599C (en) | 2016-01-05 |
JP2010519039A (ja) | 2010-06-03 |
MY151931A (en) | 2014-07-31 |
WO2008106523A3 (en) | 2008-12-04 |
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