ATE126719T1 - Katalysator und katalytische reduktion. - Google Patents

Katalysator und katalytische reduktion.

Info

Publication number
ATE126719T1
ATE126719T1 AT92915772T AT92915772T ATE126719T1 AT E126719 T1 ATE126719 T1 AT E126719T1 AT 92915772 T AT92915772 T AT 92915772T AT 92915772 T AT92915772 T AT 92915772T AT E126719 T1 ATE126719 T1 AT E126719T1
Authority
AT
Austria
Prior art keywords
pct
catalyst
titania
sec
catalytic reduction
Prior art date
Application number
AT92915772T
Other languages
English (en)
Inventor
Freek Kapteijn
Lydia Singoredjo
Original Assignee
British Tech Group
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 British Tech Group filed Critical British Tech Group
Application granted granted Critical
Publication of ATE126719T1 publication Critical patent/ATE126719T1/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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B01J37/082—Decomposition and pyrolysis
    • B01J37/088—Decomposition of a metal salt
    • 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
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/30—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
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • B01D2255/2073—Manganese
AT92915772T 1991-07-29 1992-07-17 Katalysator und katalytische reduktion. ATE126719T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91306928 1991-07-29

Publications (1)

Publication Number Publication Date
ATE126719T1 true ATE126719T1 (de) 1995-09-15

Family

ID=8208359

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92915772T ATE126719T1 (de) 1991-07-29 1992-07-17 Katalysator und katalytische reduktion.

Country Status (9)

Country Link
US (1) US5476828A (de)
JP (1) JPH06509273A (de)
AT (1) ATE126719T1 (de)
AU (1) AU2341292A (de)
CA (1) CA2112695A1 (de)
DE (1) DE69204291T2 (de)
GB (1) GB2272172B (de)
HU (1) HUT68783A (de)
ZA (1) ZA925375B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100496717C (zh) * 2001-03-29 2009-06-10 出光兴产株式会社 烃类重整催化剂及其制备方法以及应用所述催化剂的烃类重整方法
US7037875B2 (en) * 2003-04-04 2006-05-02 Engelhard Corporation Catalyst support
DK1737571T3 (en) * 2004-01-20 2016-10-03 Shell Int Research PROCESS FOR RECOVERY OF CATALYTIC ACTIVITY OF A SPENT hydroprocessing catalyst.
KR101211600B1 (ko) * 2010-11-19 2012-12-12 한국과학기술연구원 산화망간-티타니아 촉매의 제조장치 및 제조방법
KR20230123521A (ko) 2017-06-09 2023-08-23 바스프 코포레이션 촉매 물품 및 배기가스 처리 시스템
WO2018224651A2 (en) 2017-06-09 2018-12-13 Basf Se Catalytic article and exhaust gas treatment systems
KR20200055744A (ko) 2017-10-12 2020-05-21 바스프 코포레이션 조합된 NOx 흡수제 및 SCR 촉매
KR102659805B1 (ko) 2017-11-10 2024-04-23 바스프 코포레이션 암모니아 산화가 감소된 촉매화된 매연 필터
CN111742121B (zh) 2018-02-19 2022-08-16 巴斯夫公司 具有上游scr催化剂的排气处理系统
KR20230143152A (ko) 2021-02-02 2023-10-11 바스프 코포레이션 자동차 가솔린 적용으로부터의 암모니아 배출물을 감소시키기 위한 배기가스 처리 시스템
CN116510510B (zh) * 2023-06-11 2023-09-26 连云港中星能源有限公司 一种基于电加热辅助的高效节能型脱硝工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB279172A (en) * 1926-07-22 1927-10-24 Paul Stancliff Mccann Improvements in loaded conductors
US4003854A (en) * 1974-06-03 1977-01-18 Gennady Alexeevich Skvortsov Catalyst of supported vanadium oxide and manganese oxide and method of producing same
JPS5920383B2 (ja) * 1977-06-08 1984-05-12 呉羽化学工業株式会社 低温で活性の高いＮＯｘ還元用触媒
JPS56166943A (en) * 1980-05-27 1981-12-22 Babcock Hitachi Kk Preparation of catalyst for removing nitrogen oxides
GB8524544D0 (en) * 1985-10-04 1985-11-06 Shell Int Research Poly-metal containing catalyst
DE3778611D1 (de) * 1986-07-25 1992-06-04 Mitsubishi Petrochemical Co Methode, stickoxide in abgasen zu entsticken.
GB8619536D0 (en) * 1986-08-11 1986-09-24 Shell Int Research Bimetallic catalyst
US4966882A (en) * 1987-06-05 1990-10-30 Babcock-Hitachi Kabushiki Kaisha Catalyst for denitration by catalytic reduction using ammonia and a process for producing the same

Also Published As

Publication number Publication date
HUT68783A (en) 1995-05-17
CA2112695A1 (en) 1993-01-30
DE69204291T2 (de) 1996-04-11
GB2272172B (en) 1995-11-29
DE69204291D1 (de) 1995-09-28
GB9326160D0 (en) 1994-03-16
AU2341292A (en) 1993-03-02
US5476828A (en) 1995-12-19
GB2272172A (en) 1994-05-11
HU9400254D0 (en) 1994-05-30
ZA925375B (en) 1993-04-28
JPH06509273A (ja) 1994-10-20

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