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BR8806180A - Catalisador para reducao seletiva de oxidos de nitrogenio com amoniaco - Google Patents

Catalisador para reducao seletiva de oxidos de nitrogenio com amoniaco

Info

Publication number
BR8806180A
BR8806180A BR888806180A BR8806180A BR8806180A BR 8806180 A BR8806180 A BR 8806180A BR 888806180 A BR888806180 A BR 888806180A BR 8806180 A BR8806180 A BR 8806180A BR 8806180 A BR8806180 A BR 8806180A
Authority
BR
Brazil
Prior art keywords
catalyst
metals
nitrogen oxides
selective reduction
ammoniac
Prior art date
Application number
BR888806180A
Other languages
English (en)
Inventor
Reinhold Brand
H Bernd Engler
Wolfgang Holnnen
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR8806180A publication Critical patent/BR8806180A/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
    • B01D53/46—Removing components of defined structure
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • 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
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BR888806180A 1987-11-27 1988-11-24 Catalisador para reducao seletiva de oxidos de nitrogenio com amoniaco BR8806180A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873740289 DE3740289A1 (de) 1987-11-27 1987-11-27 Katalysator zur selektiven reduktion von stickoxiden mit ammoniak

Publications (1)

Publication Number Publication Date
BR8806180A true BR8806180A (pt) 1989-08-15

Family

ID=6341433

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888806180A BR8806180A (pt) 1987-11-27 1988-11-24 Catalisador para reducao seletiva de oxidos de nitrogenio com amoniaco

Country Status (11)

Country Link
US (1) US4916107A (pt)
EP (1) EP0317875B1 (pt)
JP (1) JPH0653227B2 (pt)
KR (1) KR960008614B1 (pt)
AT (1) ATE72521T1 (pt)
AU (1) AU602270B2 (pt)
BR (1) BR8806180A (pt)
CA (1) CA1325418C (pt)
DD (1) DD283569A5 (pt)
DE (2) DE3740289A1 (pt)
DK (1) DK661788A (pt)

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US6406532B1 (en) 1993-02-02 2002-06-18 Degussa Aktiengesellschaft Titanium dioxide powder which contains iron oxide
DE4302896A1 (de) * 1993-02-02 1994-08-04 Degussa Eisenoxidhaltiges Titandioxidpulver
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DE4325690A1 (de) * 1993-07-30 1995-02-02 Siemens Ag Verfahren und Einrichtung zur Rückgewinnung von Bestandteilen eines Katalysators
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JP3588244B2 (ja) * 1998-02-03 2004-11-10 ニチアス株式会社 触媒及びその製造方法
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DE10044986A1 (de) * 2000-09-11 2002-03-21 Kerr Mcgee Pigments Gmbh & Co Nanokristallines Metalloxidpulver, Verfahren zu seiner Herstellung und Verwendung
US6663839B2 (en) 2001-02-26 2003-12-16 Abb Lummus Global Inc. Radial flow gas phase reactor and method for reducing the nitrogen oxide content of a gas
US20020159923A1 (en) * 2001-02-26 2002-10-31 Platvoet Erwin M.J. Gas phase reactor and process for reducing nitrogen oxide in a gas stream
US6821490B2 (en) * 2001-02-26 2004-11-23 Abb Lummus Global Inc. Parallel flow gas phase reactor and method for reducing the nitrogen oxide content of a gas
US6706246B2 (en) 2001-02-26 2004-03-16 Abb Lummus Global Inc. System and method for the selective catalytic reduction of nitrogen oxide in a gas stream
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US7001443B2 (en) 2002-12-23 2006-02-21 General Electric Company Method for producing a metallic alloy by the oxidation and chemical reduction of gaseous non-oxide precursor compounds
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
JP4508615B2 (ja) 2003-04-18 2010-07-21 三菱重工業株式会社 窒素酸化物の除去用触媒、触媒成型品、排ガス処理方法及び複合発電設備
KR100549778B1 (ko) * 2003-09-27 2006-02-08 한국전력기술 주식회사 저온 탈질 특성을 갖는 바나듐/티타니아계 질소산화물제거용 촉매, 이의 사용방법 및 이의 탈질방법
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
DE102004001520A1 (de) * 2004-01-10 2005-08-04 Degussa Ag Flammenhydrolytisch hergestelltes Silicium-Titan-Mischoxidpulver
US7879758B2 (en) * 2004-09-30 2011-02-01 Pall Corporation Catalytically active porous element
US7491676B2 (en) * 2004-10-19 2009-02-17 Millennium Inorganic Chemicals High activity titania supported metal oxide DeNOx catalysts
US7531021B2 (en) 2004-11-12 2009-05-12 General Electric Company Article having a dispersion of ultrafine titanium boride particles in a titanium-base matrix
KR100767563B1 (ko) 2006-04-03 2007-10-17 한국전력기술 주식회사 볼 밀링의 도입에 의하여 넓은 온도 대역에서 우수한질소산화물의 제거활성을 갖는 바나듐/티타니아계 촉매의제조방법 및 이의 사용방법
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TW200902146A (en) * 2006-11-11 2009-01-16 Uop Llc Compound catalyst composition
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JPWO2008096413A1 (ja) * 2007-02-06 2010-05-20 イビデン株式会社 ハニカム構造体
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JP5537858B2 (ja) * 2009-07-30 2014-07-02 国立大学法人 東京大学 光触媒材料及びその製造方法
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US8652992B2 (en) 2009-12-15 2014-02-18 SDCmaterials, Inc. Pinning and affixing nano-active material
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US9126191B2 (en) 2009-12-15 2015-09-08 SDCmaterials, Inc. Advanced catalysts for automotive applications
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
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US8871670B2 (en) * 2011-01-05 2014-10-28 The Board Of Trustees Of The University Of Illinois Defect engineering in metal oxides via surfaces
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EP2522418A1 (de) 2011-05-11 2012-11-14 Sachtleben Pigment GmbH Rohstoffe für vanadiumfreie oder vanadiumreduzierte DeNOx-Katalysatoren und Verfahren zu ihrer Herstellung
JP6012962B2 (ja) * 2011-12-27 2016-10-25 日揮触媒化成株式会社 チタン含有粒状粉末及びそれを用いた排ガス処理触媒並びにそれらの製造方法
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FR2254366A1 (en) * 1973-12-12 1975-07-11 B3L Controlling exothermic reactions in porous materials - by vaporisation of e.g. water, esp. for resin impregnated wood or concrete
JPS56168835A (en) * 1980-05-31 1981-12-25 Mitsubishi Petrochem Co Ltd Denitrating catalyst and denitrating method
SU1353731A1 (ru) * 1985-07-11 1987-11-23 Черновицкий Государственный Университет Способ фотокаталитического получени аммиака

Also Published As

Publication number Publication date
DE3740289C2 (pt) 1990-08-23
DD283569A5 (de) 1990-10-17
CA1325418C (en) 1993-12-21
JPH0653227B2 (ja) 1994-07-20
DK661788D0 (da) 1988-11-25
DE3868385D1 (de) 1992-03-26
JPH01168341A (ja) 1989-07-03
EP0317875B1 (de) 1992-02-12
KR960008614B1 (en) 1996-06-28
AU602270B2 (en) 1990-10-04
KR890007792A (ko) 1989-07-05
AU2579088A (en) 1989-06-01
US4916107A (en) 1990-04-10
ATE72521T1 (de) 1992-02-15
EP0317875A2 (de) 1989-05-31
EP0317875A3 (en) 1989-08-30
DK661788A (da) 1989-05-28
DE3740289A1 (de) 1989-06-08

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