BR9205025A - Catalisador para a reducao seletiva de oxidos de nitrogenio contidos numa corrente gasosa e aplicacao do referido catalisador - Google Patents

Catalisador para a reducao seletiva de oxidos de nitrogenio contidos numa corrente gasosa e aplicacao do referido catalisador

Info

Publication number
BR9205025A
BR9205025A BR9205025A BR9205025A BR9205025A BR 9205025 A BR9205025 A BR 9205025A BR 9205025 A BR9205025 A BR 9205025A BR 9205025 A BR9205025 A BR 9205025A BR 9205025 A BR9205025 A BR 9205025A
Authority
BR
Brazil
Prior art keywords
catalyst
application
nitrogen oxides
selective reduction
referred
Prior art date
Application number
BR9205025A
Other languages
English (en)
Inventor
Eric Garcin
Francis Luck
Raymond Surantyn
Original Assignee
Rhone Poulenc Chimie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of BR9205025A publication Critical patent/BR9205025A/pt

Links

Classifications

    • 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
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/30—Tungsten
    • 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
    • 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
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • 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
    • B01J23/24—Chromium, molybdenum or tungsten
    • 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
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/28—Molybdenum
    • 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
    • B01D2251/2062—Ammonia
    • 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
    • B01D2255/20707—Titanium
    • 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
    • B01D2255/20723—Vanadium
    • 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
    • B01D2255/20769—Molybdenum
    • 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
    • B01D2255/20776—Tungsten
    • 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
    • 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)

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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
BR9205025A 1991-12-16 1992-12-15 Catalisador para a reducao seletiva de oxidos de nitrogenio contidos numa corrente gasosa e aplicacao do referido catalisador BR9205025A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9115581A FR2684899B1 (fr) 1991-12-16 1991-12-16 Catalyseur de reduction selective des oxydes d'azote contenus dans un flux gazeux et application desdits catalyseurs.

Publications (1)

Publication Number Publication Date
BR9205025A true BR9205025A (pt) 1993-06-22

Family

ID=9420083

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9205025A BR9205025A (pt) 1991-12-16 1992-12-15 Catalisador para a reducao seletiva de oxidos de nitrogenio contidos numa corrente gasosa e aplicacao do referido catalisador

Country Status (6)

Country Link
US (2) US5827489A (pt)
EP (1) EP0547934A1 (pt)
JP (1) JP2651981B2 (pt)
BR (1) BR9205025A (pt)
FI (1) FI925698A (pt)
FR (1) FR2684899B1 (pt)

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US6632772B2 (en) * 1998-09-23 2003-10-14 Lg Chemical, Ltd. Method of coating a catalyst to a support for use in acrolein oxidation
US7070746B1 (en) 1999-05-26 2006-07-04 Solutia Inc. Process for nitrous oxide purification
US6638486B2 (en) * 2000-03-08 2003-10-28 Nippon Shokubai Co., Ltd. Catalyst for purification of exhaust gases, production process therefor, and process for purification of exhaust gases
US6673740B2 (en) * 2000-09-27 2004-01-06 Sk Corporation Method for preparing a catalyst for reduction of nitrogen oxides
US6602818B2 (en) * 2000-09-27 2003-08-05 Sk Corporation Method for preparing a catalyst for selective catalytic reduction of nitrogen oxides
KR100632591B1 (ko) * 2000-12-16 2006-10-09 에스케이 주식회사 다이옥신 제거용 촉매 조성물 및 이의 제조 방법
US6800585B2 (en) * 2001-02-13 2004-10-05 Sk Corporation Catalyst for selective catalytic reduction of nitrogen oxides and a method for preparing the same
JP2002253968A (ja) * 2001-03-02 2002-09-10 Toyota Central Res & Dev Lab Inc 排ガス浄化用触媒
US7138358B2 (en) * 2001-11-13 2006-11-21 Sud-Chemie Inc. Catalyzed diesel particulate matter filter with improved thermal stability
US6821523B2 (en) * 2002-06-21 2004-11-23 Dermatrends, Inc. Topical administration of pharmacologically active bases in the treatment of warts
FR2841797B1 (fr) * 2002-07-03 2005-08-05 Centre Nat Rech Scient Catalyseurs a base de tungstene
JP2004275852A (ja) * 2003-03-14 2004-10-07 Mitsubishi Heavy Ind Ltd 排煙脱硝触媒及びその製造方法
US7820590B2 (en) * 2003-09-27 2010-10-26 Korea Power Engineering Company, Inc. Method for preparing vanadium/titania-based catalyst for removing nitrogen oxide at low temperature
KR100549778B1 (ko) * 2003-09-27 2006-02-08 한국전력기술 주식회사 저온 탈질 특성을 갖는 바나듐/티타니아계 질소산화물제거용 촉매, 이의 사용방법 및 이의 탈질방법
WO2005040082A2 (en) * 2003-10-10 2005-05-06 Degussa Ag Process for the manufacture of methylmercaptan
US7767163B2 (en) * 2004-04-20 2010-08-03 Umicore Ag & Co. Kg Exhaust treatment devices
US7491676B2 (en) * 2004-10-19 2009-02-17 Millennium Inorganic Chemicals High activity titania supported metal oxide DeNOx catalysts
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US7538253B2 (en) * 2005-11-22 2009-05-26 Lg Chem Ltd. Method for preparing catalyst for partial oxidation of methylbenzenes
US8242049B2 (en) * 2005-12-08 2012-08-14 The Hong Kong University Of Science And Technology Low temperature ammonia remediation catalysts
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JP5357974B2 (ja) * 2009-10-01 2013-12-04 三菱重工業株式会社 水銀酸化触媒及びその製造方法
JPWO2011042953A1 (ja) * 2009-10-06 2013-02-28 三菱重工業株式会社 高温排ガス用脱硝触媒及びその製造方法、高温排ガス脱硝方法
KR101068112B1 (ko) * 2010-02-22 2011-09-27 한국에너지기술연구원 텅스텐 옥사이드 알루미나 촉매의 제조 방법, 텅스텐 옥사이드 알루미나 촉매 및 이 촉매를 이용한 유리지방산이 포함되어 있는 폐식용유로부터 유리지방산을 제거하는 방법
US8529853B2 (en) 2010-03-26 2013-09-10 Umicore Ag & Co. Kg ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts
US8017097B1 (en) 2010-03-26 2011-09-13 Umicore Ag & Co. Kg ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts
US9242211B2 (en) 2011-05-30 2016-01-26 The Babcock & Wilcox Company Catalysts possessing an improved resistance to poisoning
JP6021375B2 (ja) * 2012-03-26 2016-11-09 株式会社東芝 太陽電池用基板及び太陽電池
US9339796B2 (en) 2012-06-05 2016-05-17 Petroraza Sas Nanocatalysts for hydrocracking and methods of their use
JP2015147165A (ja) * 2014-02-05 2015-08-20 イビデン株式会社 ハニカム触媒及びハニカム触媒の製造方法
CN105214406A (zh) * 2015-11-13 2016-01-06 朱忠良 一种汽车除异味方法
CN105289280A (zh) * 2015-11-13 2016-02-03 朱忠良 一种带中央空调建筑物的空气净化方法
CN105214480A (zh) * 2015-11-13 2016-01-06 朱忠良 一种烟气净化工艺
CN105214395A (zh) * 2015-11-14 2016-01-06 无锡清杨机械制造有限公司 一种防治雾霾的过滤网
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Also Published As

Publication number Publication date
JPH05261283A (ja) 1993-10-12
JP2651981B2 (ja) 1997-09-10
US5827489A (en) 1998-10-27
FR2684899B1 (fr) 1994-03-25
FI925698A (fi) 1993-06-17
US5753582A (en) 1998-05-19
FI925698A0 (fi) 1992-12-15
FR2684899A1 (fr) 1993-06-18
EP0547934A1 (fr) 1993-06-23

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Legal Events

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

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