FI870659A0 - Katalysator foer reducering av kvaeveoxider. - Google Patents

Katalysator foer reducering av kvaeveoxider.

Info

Publication number
FI870659A0
FI870659A0 FI870659A FI870659A FI870659A0 FI 870659 A0 FI870659 A0 FI 870659A0 FI 870659 A FI870659 A FI 870659A FI 870659 A FI870659 A FI 870659A FI 870659 A0 FI870659 A0 FI 870659A0
Authority
FI
Finland
Prior art keywords
kvaeveoxider
reducering
catalyst converter
weight
oxides
Prior art date
Application number
FI870659A
Other languages
English (en)
Other versions
FI870659A (fi
FI86513B (fi
FI86513C (fi
Inventor
William H Gerdes
Charles Lim
Thomas Szymanski
Original Assignee
Norton Co
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 Norton Co filed Critical Norton Co
Publication of FI870659A0 publication Critical patent/FI870659A0/fi
Publication of FI870659A publication Critical patent/FI870659A/fi
Publication of FI86513B publication Critical patent/FI86513B/fi
Application granted granted Critical
Publication of FI86513C publication Critical patent/FI86513C/fi

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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FI870659A 1986-02-18 1987-02-17 Katalysator foer reducering av kvaeveoxider. FI86513C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82988486 1986-02-18
US06/829,884 US4735930A (en) 1986-02-18 1986-02-18 Catalyst for the reduction of oxides of nitrogen

Publications (4)

Publication Number Publication Date
FI870659A0 true FI870659A0 (fi) 1987-02-17
FI870659A FI870659A (fi) 1987-08-19
FI86513B FI86513B (fi) 1992-05-29
FI86513C FI86513C (fi) 1992-09-10

Family

ID=25255819

Family Applications (1)

Application Number Title Priority Date Filing Date
FI870659A FI86513C (fi) 1986-02-18 1987-02-17 Katalysator foer reducering av kvaeveoxider.

Country Status (14)

Country Link
US (1) US4735930A (fi)
EP (1) EP0234441B1 (fi)
JP (1) JPH0712436B2 (fi)
KR (1) KR950002222B1 (fi)
CN (1) CN1015964B (fi)
AT (1) ATE65935T1 (fi)
AU (1) AU594118B2 (fi)
BR (1) BR8700731A (fi)
CA (1) CA1285546C (fi)
DE (1) DE3771889D1 (fi)
FI (1) FI86513C (fi)
NO (1) NO170716C (fi)
SG (1) SG52492G (fi)
ZA (1) ZA871029B (fi)

Families Citing this family (32)

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US5158582A (en) * 1988-05-30 1992-10-27 Hitachi Zosen Corporation Method of removing NOx by adsorption, NOx adsorbent and apparatus for purifying NOx-containing gas
EP0362966B1 (en) * 1988-10-07 1994-01-12 Sakai Chemical Industry Co., Ltd., Catalysts and methods for denitrization
JP2732614B2 (ja) * 1988-10-18 1998-03-30 バブコツク日立株式会社 排ガス浄化用触媒および排ガス浄化方法
US5743929A (en) * 1995-08-23 1998-04-28 The Boc Group, Inc. Process for the production of high purity carbon dioxide
US6991771B2 (en) * 1996-10-09 2006-01-31 Powerspan Corp. NOx, Hg, and SO2 removal using ammonia
KR100385715B1 (ko) * 2001-02-05 2003-05-27 코오롱건설주식회사 클리놉틸로라이트를 이용하는 질소산화물 제거용 촉매
US6936231B2 (en) * 2001-12-06 2005-08-30 Powerspan Corp. NOx, Hg, and SO2 removal using ammonia
GB0214968D0 (en) * 2002-06-28 2002-08-07 Johnson Matthey Plc Zeolite-based NH SCR catalyst
KR100599251B1 (ko) * 2003-09-20 2006-07-13 에스케이 주식회사 디메틸에테르 합성용 촉매와 촉매의 제조방법
US7585490B2 (en) 2005-04-15 2009-09-08 University Of Iowa Research Foundation Synthesis and use of nanocrystalline zeolites
US7712308B2 (en) * 2005-11-08 2010-05-11 Tenneco Automotive Operating Company Inc. Selective catalyst reduction of nitrogen oxides with hydrogen
US7704475B2 (en) * 2005-12-14 2010-04-27 Basf Catalysts Llc Zeolite catalyst with improved NOx reduction in SCR
JP5082361B2 (ja) * 2006-09-27 2012-11-28 東ソー株式会社 ＳＣＲ触媒用β型ゼオライト及びそれを用いた窒素酸化物の浄化方法
EP2117702B1 (en) * 2007-02-27 2020-11-11 BASF Corporation Bifunctional catalysts for selective ammonia oxidation
KR101358482B1 (ko) * 2007-02-27 2014-02-05 바스프 카탈리스트 엘엘씨 구리 ｃｈａ 제올라이트 촉매
US7998423B2 (en) 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
CA2939726C (en) * 2007-04-26 2019-06-18 Johnson Matthey Public Limited Company Transition metal/zeolite scr catalysts
US20090196812A1 (en) * 2008-01-31 2009-08-06 Basf Catalysts Llc Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure
US10583424B2 (en) 2008-11-06 2020-03-10 Basf Corporation Chabazite zeolite catalysts having low silica to alumina ratios
DE102010027883A1 (de) * 2009-04-17 2011-03-31 Johnson Matthey Public Ltd., Co. Verfahren zur Verwendung eines Katalysators mit Kupfer und einem kleinporigen molekularen Sieb in einem chemischen Prozess
JP5767206B2 (ja) 2009-04-17 2015-08-19 ジョンソン、マッセイ、パブリック、リミテッド、カンパニーＪｏｈｎｓｏｎ Ｍａｔｔｈｅｙ Ｐｕｂｌｉｃｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ リーン／リッチエージングに対する耐久性を有する窒素酸化物の還元のための小細孔分子篩担持銅触媒
EP2335810B1 (de) * 2009-12-11 2012-08-01 Umicore AG & Co. KG Selektive katalytische Reduktion von Stickoxiden im Abgas von Dieselmotoren
US8293199B2 (en) * 2009-12-18 2012-10-23 Basf Corporation Process for preparation of copper containing molecular sieves with the CHA structure, catalysts, systems and methods
US8293198B2 (en) * 2009-12-18 2012-10-23 Basf Corporation Process of direct copper exchange into Na+-form of chabazite molecular sieve, and catalysts, systems and methods
RU2505355C1 (ru) * 2010-02-01 2014-01-27 Джонсон Мэтти Плс Окислительный катализатор
EP2465606A1 (de) 2010-12-16 2012-06-20 Umicore Ag & Co. Kg Zeolith-basierter Katalysator mit verbesserter katalytischer Aktivität zur Reduktion von Stickoxiden
US9919269B2 (en) 2013-03-15 2018-03-20 3D Clean Coal Emissions Stack Llc Clean coal stack
US8821818B1 (en) 2013-03-15 2014-09-02 Three D Stack, LLC Cleaning stack gas
WO2014144954A1 (en) 2013-03-15 2014-09-18 Three D Stack, LLC Cleaning stack gas
EP3454983A4 (en) 2016-05-14 2020-01-15 3D Clean Coal Emissions Stack, LLC PURIFICATION OF GASEOUS EFFLUENTS
GB201705279D0 (en) 2017-03-31 2017-05-17 Johnson Matthey Plc Selective catalytic reduction catalyst
KR20210006380A (ko) * 2018-04-23 2021-01-18 바스프 코포레이션 디젤 엔진 배기 가스 처리용 선택적 접촉 환원 촉매

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345135A (en) * 1963-12-06 1967-10-03 Mobil Oil Corp The catalytic oxidation of hydrocarbons in the presence of hydrogen sulfide to produce carbon disulfide and oxides of carbon
US3346328A (en) * 1967-03-30 1967-10-10 Francis J Sergeys Method of treating exhaust gases
NL109842C (fi) * 1969-06-16 1964-11-16
US3755534A (en) * 1971-08-12 1973-08-28 Grace W R & Co Catalytic control of auto exhaust emissions
NL7412538A (en) * 1973-09-13 1975-04-02 Kogyo Kaihatsu Kenkyusho Ind R Redn catalysts for removing nitrogen oxides from waste gases - contg metal components on a synthetic zeolite support
US4085193A (en) * 1973-12-12 1978-04-18 Mitsubishi Petrochemical Co. Ltd. Catalytic process for reducing nitrogen oxides to nitrogen
US3895094A (en) * 1974-01-28 1975-07-15 Gulf Oil Corp Process for selective reduction of oxides of nitrogen
US4220632A (en) * 1974-09-10 1980-09-02 The United States Of America As Represented By The United States Department Of Energy Reduction of nitrogen oxides with catalytic acid resistant aluminosilicate molecular sieves and ammonia
US4473535A (en) * 1976-01-26 1984-09-25 Northeast Utilities Service Company Process for reducing nitric oxides
GB2039863B (en) * 1979-01-12 1982-11-24 Norton Co Catalytic reduction of oxides of nitrogen by ammonia in presence of clinoptilolite
SU831166A1 (ru) * 1979-04-05 1981-05-23 Тбилисский Ордена Трудовогокрасного Знамени Государственный Университет Способ очистки газов от окисловАзОТА и ОКиСи углЕРОдА
US4302620A (en) * 1980-10-29 1981-11-24 Mobil Oil Corporation Reactions involving zeolite catalysts modified with group IV A metals
JPS5987044A (ja) * 1982-11-09 1984-05-19 Babcock Hitachi Kk 二酸化窒素の接触熱分解用触媒
US4663300A (en) * 1985-12-23 1987-05-05 Uop Inc. Pollution control catalyst

Also Published As

Publication number Publication date
NO170716B (no) 1992-08-17
SG52492G (en) 1992-07-24
JPH0712436B2 (ja) 1995-02-15
JPS62193649A (ja) 1987-08-25
NO170716C (no) 1992-11-25
NO870616L (no) 1987-08-19
EP0234441A2 (en) 1987-09-02
BR8700731A (pt) 1987-12-15
CN1015964B (zh) 1992-03-25
FI870659A (fi) 1987-08-19
ATE65935T1 (de) 1991-08-15
KR950002222B1 (ko) 1995-03-15
EP0234441B1 (en) 1991-08-07
US4735930A (en) 1988-04-05
FI86513B (fi) 1992-05-29
DE3771889D1 (de) 1991-09-12
FI86513C (fi) 1992-09-10
NO870616D0 (no) 1987-02-17
AU594118B2 (en) 1990-03-01
ZA871029B (en) 1987-08-04
EP0234441A3 (en) 1988-11-09
AU6885187A (en) 1987-08-20
KR870007723A (ko) 1987-09-21
CN87100737A (zh) 1987-11-04
CA1285546C (en) 1991-07-02

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: NORTON COMPANY

MA Patent expired