ATE78421T1 - Ein katalysator und ein verfahren, stickoxyde in abgasen zu entsticken. - Google Patents

Ein katalysator und ein verfahren, stickoxyde in abgasen zu entsticken.

Info

Publication number
ATE78421T1
ATE78421T1 AT87113298T AT87113298T ATE78421T1 AT E78421 T1 ATE78421 T1 AT E78421T1 AT 87113298 T AT87113298 T AT 87113298T AT 87113298 T AT87113298 T AT 87113298T AT E78421 T1 ATE78421 T1 AT E78421T1
Authority
AT
Austria
Prior art keywords
catalyst
micropores
vanadium
radius
amounts
Prior art date
Application number
AT87113298T
Other languages
English (en)
Inventor
Hiroaki Rikimaru
Tadao Nakatsuji
Toshikatu Umaba
Kazuhiko Nagano
Kazuya Mishina
Hiromitsu Shimizu
Original Assignee
Sakai Chemical Industry Co
Mitsubishi Heavy Ind Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26521392&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE78421(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP61216355A external-priority patent/JPS6372342A/ja
Application filed by Sakai Chemical Industry Co, Mitsubishi Heavy Ind Ltd filed Critical Sakai Chemical Industry Co
Application granted granted Critical
Publication of ATE78421T1 publication Critical patent/ATE78421T1/de

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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/643—Pore diameter less than 2 nm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT87113298T 1986-09-13 1987-09-11 Ein katalysator und ein verfahren, stickoxyde in abgasen zu entsticken. ATE78421T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP61216355A JPS6372342A (ja) 1986-09-13 1986-09-13 窒素酸化物除去用触媒
JP23403186 1986-09-30
EP87113298A EP0260614B2 (de) 1986-09-13 1987-09-11 Ein Katalysator und ein Verfahren, Stickoxyde in Abgasen zu entsticken

Publications (1)

Publication Number Publication Date
ATE78421T1 true ATE78421T1 (de) 1992-08-15

Family

ID=26521392

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87113298T ATE78421T1 (de) 1986-09-13 1987-09-11 Ein katalysator und ein verfahren, stickoxyde in abgasen zu entsticken.

Country Status (5)

Country Link
US (1) US4977127A (de)
EP (1) EP0260614B2 (de)
AT (1) ATE78421T1 (de)
CA (1) CA1310005C (de)
DE (1) DE3780545T3 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5171551A (en) * 1986-04-30 1992-12-15 Rhone-Poulenc Chimie Zirconium dioxide gas desulfurization catalyst
JPH0817939B2 (ja) * 1986-11-19 1996-02-28 三菱化学株式会社 排煙脱硝触媒
US5137855A (en) * 1988-06-09 1992-08-11 W. R. Grace & Co.-Conn. Catalysts for selective catalytic reduction denox technology
US4929586A (en) * 1988-06-09 1990-05-29 W. R. Grace & Co.-Conn. Catalysts for selective catalytic reduction DeNOx technology
US4975256A (en) * 1988-06-09 1990-12-04 W. R. Grace & Co.-Conn. Process using catalysts for selective catalytic reduction denox technology
US5137703A (en) * 1989-06-26 1992-08-11 Trustees Of Boston University Thermal catalytic methods for converting oxides of nitrogen into environmentally compatible products
EP0611594A1 (de) * 1993-02-17 1994-08-24 Siemens Aktiengesellschaft Katalysator zur Umsetzung von Reaktanten eines Gasgemisches
JP3352494B2 (ja) * 1993-03-25 2002-12-03 三井鉱山株式会社 窒素酸化物分解触媒及びそれを用いた脱硝方法
EP0768110B1 (de) 1995-10-09 2002-02-20 Shell Internationale Researchmaatschappij B.V. Katalysator und Verfahren zur Umwandlung von Stickstoffoxiden
JP3495475B2 (ja) * 1995-10-17 2004-02-09 三菱重工業株式会社 窒素酸化物除去触媒
US6252156B1 (en) * 1997-06-24 2001-06-26 Fuji Xerox Co., Ltd. Photosensitive semiconductor electrode, method of manufacturing photosensitive semiconductor electrode, and photoelectric converter using photosensitive semiconductor
WO1999043616A1 (en) * 1998-02-24 1999-09-02 Rotem Amfert Negev Ltd. A modified titanium dioxide and a method for its preparation
DE19840404A1 (de) * 1998-09-04 2000-03-09 Siemens Ag Verfahren zur katalytischen Entfernung von polyzyklischen aromatischen Nitro-, Nitroso- und/oder Amino-Verbindungen
DE19921207A1 (de) * 1999-05-07 2000-11-16 Siemens Ag Verfahren zur Herstellung einer katalytisch aktiven Masse, Katalysator mit einer derart hergestellten katalytisch aktiven Masse sowie Verwendung des Katalysators zum Abbau von Dioxinen und/oder Furanen
US7070746B1 (en) 1999-05-26 2006-07-04 Solutia Inc. Process for nitrous oxide purification
JP3648125B2 (ja) * 1999-06-25 2005-05-18 株式会社日本触媒 有機ハロゲン化合物の除去用触媒および有機ハロゲン化合物の除去方法
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
ES2358517T3 (es) * 2005-12-16 2011-05-11 Evonik Energy Services Gmbh Procedimiento de tratamiento de catalizadores de gas de humo.
JP4939082B2 (ja) 2006-03-01 2012-05-23 三菱重工業株式会社 排ガス処理システム
DE102006031659A1 (de) * 2006-07-08 2008-01-10 Man Nutzfahrzeuge Aktiengesellschaft Anordnung zur Verminderung von Stickoxiden in Abgasen
JP5360834B2 (ja) * 2008-03-25 2013-12-04 バブコック日立株式会社 鉄化合物の影響を抑制した排ガス浄化触媒
BR112013003348B1 (pt) 2010-08-09 2021-06-22 Cormetech, Inc Corpo catalisador estrutural
DE102013015117A1 (de) * 2013-09-12 2015-03-12 Johnson Matthey Catalysts (Germany) Gmbh Katalysator sowie Verfahren zur Stickoxidminderung in einem Abgas
EP3984635A1 (de) 2020-10-13 2022-04-20 Johnson Matthey Catalysts (Germany) GmbH Verfahren zur herstellungen eines plattenkatalysators

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048112A (en) * 1973-09-10 1977-09-13 Mitsubishi Chemical Industries Ltd. Catalyst for selective reduction of nitrogen oxides
US4085193A (en) * 1973-12-12 1978-04-18 Mitsubishi Petrochemical Co. Ltd. Catalytic process for reducing nitrogen oxides to nitrogen
JPS5315717B2 (de) * 1973-12-20 1978-05-26
JPS51104488A (en) * 1975-03-13 1976-09-16 Toyota Motor Co Ltd Shokubaitantai oyobi shokubai
US4140654A (en) * 1976-04-16 1979-02-20 Mitsui Petrochemical Industries Ltd. Catalyst composition with support comprising titanium oxide and clay mineral for vapor phase reduction of nitrogen oxides
US4301037A (en) * 1980-04-01 1981-11-17 W. R. Grace & Co. Extruded alumina catalyst support having controlled distribution of pore sizes
JPS56168835A (en) * 1980-05-31 1981-12-25 Mitsubishi Petrochem Co Ltd Denitrating catalyst and denitrating method
US4518710A (en) * 1984-01-25 1985-05-21 Uop Inc. Catalyst for the reduction of nitrogen oxides in gaseous mixtures and method of making the catalyst

Also Published As

Publication number Publication date
EP0260614A1 (de) 1988-03-23
CA1310005C (en) 1992-11-10
EP0260614B2 (de) 1996-02-07
EP0260614B1 (de) 1992-07-22
DE3780545T3 (de) 1997-05-15
DE3780545D1 (de) 1992-08-27
US4977127A (en) 1990-12-11
DE3780545T2 (de) 1992-12-10

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time