ATE551113T1 - Katalysatorsystem zur entfernung von stickstoffoxid und verfahren zur entfernung von stickstoffoxid - Google Patents

Katalysatorsystem zur entfernung von stickstoffoxid und verfahren zur entfernung von stickstoffoxid

Info

Publication number
ATE551113T1
ATE551113T1 AT05709549T AT05709549T ATE551113T1 AT E551113 T1 ATE551113 T1 AT E551113T1 AT 05709549 T AT05709549 T AT 05709549T AT 05709549 T AT05709549 T AT 05709549T AT E551113 T1 ATE551113 T1 AT E551113T1
Authority
AT
Austria
Prior art keywords
nitrogen oxide
removing nitrogen
catalyst system
silica
reaction part
Prior art date
Application number
AT05709549T
Other languages
English (en)
Inventor
Takayuki Mori
Nobuya Iwami
Takayuki Kumagai
Isamu Kanaya
Hiroki Ueno
Kiminobu Hirata
Original Assignee
Tokyo Roki Kk
Ud Trucks Corp
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 Tokyo Roki Kk, Ud Trucks Corp filed Critical Tokyo Roki Kk
Application granted granted Critical
Publication of ATE551113T1 publication Critical patent/ATE551113T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • 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
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • 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
    • B01J23/74—Iron group metals
    • B01J23/745—Iron
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates
    • 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
    • B01J35/19—Catalysts containing parts with different compositions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/407—Zr-Ce mixed oxides
    • 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
    • B01J21/12—Silica and alumina
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
AT05709549T 2004-02-27 2005-02-01 Katalysatorsystem zur entfernung von stickstoffoxid und verfahren zur entfernung von stickstoffoxid ATE551113T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004055351A JP4427356B2 (ja) 2004-02-27 2004-02-27 窒素酸化物浄化用触媒システム及び窒素酸化物浄化方法
PCT/JP2005/001403 WO2005082494A1 (ja) 2004-02-27 2005-02-01 窒素酸化物浄化用触媒システム及び窒素酸化物浄化方法

Publications (1)

Publication Number Publication Date
ATE551113T1 true ATE551113T1 (de) 2012-04-15

Family

ID=34908862

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05709549T ATE551113T1 (de) 2004-02-27 2005-02-01 Katalysatorsystem zur entfernung von stickstoffoxid und verfahren zur entfernung von stickstoffoxid

Country Status (7)

Country Link
US (1) US7597865B2 (de)
EP (2) EP2305367B1 (de)
JP (1) JP4427356B2 (de)
CN (1) CN100553748C (de)
AT (1) ATE551113T1 (de)
ES (2) ES2384800T3 (de)
WO (1) WO2005082494A1 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100166628A1 (en) † 2006-02-15 2010-07-01 Nicola Soeger Catalyst for reducing nitrogen-containing pollutants from the exhaust gases of diesel engines
US8568678B2 (en) † 2006-07-08 2013-10-29 Umicore Ag & Co. Kg Structured SCR catalyst for the reduction of nitrogen oxides in the exhaust gas from lean-burn engines using ammonia as reducing agent
JP2008049288A (ja) 2006-08-25 2008-03-06 Tokyo Roki Co Ltd 複合酸化物及びその製造方法、並びに、窒素酸化物を浄化する触媒、方法、及び装置
JP2008049290A (ja) 2006-08-25 2008-03-06 Tokyo Roki Co Ltd 窒素酸化物を浄化する触媒、方法、及び装置
US20080095682A1 (en) 2006-10-19 2008-04-24 Kharas Karl C Ce-Zr-R-O CATALYSTS, ARTICLES COMPRISING THE Ce Zr R O CATALYSTS AND METHODS OF MAKING AND USING THE Ce-Zr-R-O CATALYSTS
BRPI0717343A2 (pt) * 2006-10-23 2014-01-14 Umicore Ag & Co Kg Catalizador livre de vanádio para a redução catalítica, seletiva, e processos para produção do mesmo
KR20090114480A (ko) 2007-02-27 2009-11-03 바스프 카탈리스트 엘엘씨 선택적 암모니아 산화를 위한 이원기능 촉매
JP4706659B2 (ja) * 2007-04-05 2011-06-22 トヨタ自動車株式会社 アンモニア酸化触媒におけるｎ２ｏ生成量推定方法および内燃機関の排気浄化システム
JP5110954B2 (ja) 2007-05-09 2012-12-26 エヌ・イーケムキャット株式会社 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法
US8636959B2 (en) 2007-05-09 2014-01-28 N.E. Chemcat Corporation Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same
GB2450484A (en) 2007-06-25 2008-12-31 Johnson Matthey Plc Non-Zeolite base metal catalyst
US9863297B2 (en) 2007-12-12 2018-01-09 Basf Corporation Emission treatment system
US9993771B2 (en) 2007-12-12 2018-06-12 Basf Corporation Emission treatment catalysts, systems and methods
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
ATE460973T1 (de) * 2008-04-11 2010-04-15 Umicore Ag & Co Kg Abgasreinigungssystem zur behandlung von motorenabgasen mittels scr-katalysator
DE102008046994B4 (de) * 2008-09-12 2015-02-12 Süd-Chemie Ip Gmbh & Co. Kg Harnstoff-Hydrolyse-Katalysator
KR100974730B1 (ko) * 2008-11-27 2010-08-06 현대자동차주식회사 자동차 배기가스 정화 촉매
EP2444611B1 (de) * 2009-06-16 2016-01-13 Toyota Jidosha Kabushiki Kaisha Abgasreinigungssystem für eine brennkraftmaschine
KR101362606B1 (ko) * 2009-10-06 2014-02-12 미츠비시 쥬고교 가부시키가이샤 고온 배기 가스용 탈질 촉매 및 그 제조 방법, 고온 배기 가스 탈질 방법
JP5815220B2 (ja) * 2009-11-19 2015-11-17 イビデン株式会社 ハニカム構造体及び排ガス浄化装置
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
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
JP5769708B2 (ja) 2010-06-30 2015-08-26 エヌ・イーケムキャット株式会社 選択還元型触媒を用いた排気ガス浄化装置及び排気ガス浄化方法
US8323602B2 (en) 2010-07-08 2012-12-04 Air Products And Chemicals, Inc. Treatment of flue gas from an oxyfuel combustion process
DE102010050312A1 (de) 2010-11-03 2012-05-03 Süd-Chemie AG Ammoniak-Oxidationskatalysator mit geringer N2O Nebenproduktbildung
WO2012132678A1 (ja) 2011-03-31 2012-10-04 エヌ・イー ケムキャット株式会社 アンモニア酸化触媒、およびそれを用いた排気ガス浄化装置並びに排気ガス浄化方法
JP5732297B2 (ja) * 2011-03-31 2015-06-10 エヌ・イーケムキャット株式会社 アンモニア酸化触媒、および排気ガス浄化装置並びに排気ガス浄化方法
US9249078B2 (en) * 2011-10-07 2016-02-02 Exxonmobil Chemical Patents Inc. Mixed metal oxide catalysts and use thereof
CN102658172B (zh) * 2012-04-20 2014-06-18 浙江大学 一种scr脱硝催化剂及其制备方法和应用
US8978602B2 (en) 2012-12-12 2015-03-17 Caterpillar Inc. Six-stroke engine power density matching system and method
US8978601B2 (en) 2012-12-12 2015-03-17 Caterpillar Inc. Six-stroke engine system with blowdown exhaust system
US9151222B2 (en) 2012-12-12 2015-10-06 Caterpillar Inc. Six-stroke combustion cycle engine and process
US9181830B2 (en) 2012-12-12 2015-11-10 Caterpillar Inc. After-treatment system and method for six-stroke combustion cycle
US9133764B2 (en) 2012-12-12 2015-09-15 Caterpillar Inc. Six-stroke engine system with blowdown exhaust recirculation
US9057324B2 (en) 2012-12-12 2015-06-16 Caterpillar Inc. Six-stroke engine system with blowdown turbocharger
US8978603B2 (en) 2012-12-12 2015-03-17 Caterpillar Inc. Six-stroke internal combustion engine valve activation system and method for operating such engine
JP2013078768A (ja) * 2013-02-04 2013-05-02 Mitsubishi Heavy Ind Ltd 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
CN103551164B (zh) * 2013-10-30 2015-08-05 北京师范大学 对含氮硫氧杂环化合物具有高效催化降解功能的电催化剂及制备方法
CN104005823B (zh) * 2014-06-06 2017-02-15 中自环保科技股份有限公司 一种用于摩托车尾气处理的催化转化器及其制备方法
CN104437530B (zh) * 2014-12-24 2016-05-25 西安元创化工科技股份有限公司 一种脱硝催化剂的制备方法
JP6292159B2 (ja) * 2015-04-13 2018-03-14 トヨタ自動車株式会社 排ガス浄化用触媒
CN105879879B (zh) * 2016-05-23 2018-09-21 东南大学 一种高抗硫超低温scr脱硝催化剂及其制备方法
CN111068712A (zh) * 2018-10-19 2020-04-28 中国石油化工股份有限公司 同时脱除氧气和氮氧化物的双功能催化剂及其制备方法和应用
EP3980180A1 (de) * 2019-06-04 2022-04-13 Toyota Motor Europe Geträgerte nh3-scr-oxidkatalysatoren mit doppelstellen-oberflächenspezies und syntheseverfahren
CN110645076B (zh) * 2019-09-23 2021-06-18 华东交通大学 一种基于模型的nh3泄漏诊断方法
KR102883242B1 (ko) * 2020-07-29 2025-11-06 주식회사 엘지화학 프로필렌의 암모산화용 촉매, 이의 제조 방법, 이를 이용한 프로필렌의 암모산화 방법
US12000333B2 (en) 2021-05-14 2024-06-04 AMOGY, Inc. Systems and methods for processing ammonia
AU2022290866A1 (en) 2021-06-11 2023-12-21 Amogy Inc. Systems and methods for processing ammonia
US11795055B1 (en) * 2022-10-21 2023-10-24 Amogy Inc. Systems and methods for processing ammonia
US11866328B1 (en) 2022-10-21 2024-01-09 Amogy Inc. Systems and methods for processing ammonia
CN115739071B (zh) * 2022-11-25 2024-07-09 大唐南京环保科技有限责任公司 一种脱硝催化剂及其制备方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS538320B2 (de) * 1973-09-12 1978-03-27
GB1445239A (en) * 1973-09-12 1976-08-04 Mitsubishi Chem Ind Method of decomposing ammonia
JPS5313359B2 (de) * 1973-09-27 1978-05-09
US4003978A (en) * 1973-10-24 1977-01-18 Sumitomo Chemical Company, Limited Method for treating ammonia-containing gases
US4119703A (en) * 1974-06-11 1978-10-10 Japan Gasoline Company, Ltd. Process for removal of nitrogen oxides from waste gas
JPS5515247B2 (de) * 1974-06-11 1980-04-22
US4351811A (en) * 1977-07-20 1982-09-28 Hitachi, Ltd. Process for reducing an eliminating nitrogen oxides in an exhaust gas
JPS5421956A (en) * 1977-07-20 1979-02-19 Hitachi Ltd Method of removing nitrogen oxides contained in exhaust gas
JPS57127426A (en) * 1981-01-29 1982-08-07 Nippon Shokubai Kagaku Kogyo Co Ltd Method for removal of nitrogen oxide
NO865072D0 (no) * 1986-12-16 1986-12-16 Norsk Hydro As Materiale for behandling av ammoniakk.
JPH0256250A (ja) * 1988-08-23 1990-02-26 Sakai Chem Ind Co Ltd 排ガス中の窒素酸化物除去用触媒
JPH0724774B2 (ja) * 1988-11-25 1995-03-22 株式会社日本触媒 排ガス処理触媒用担体、その製造方法ならびに該担体を含有してなる排ガス処理用触媒
US5658546A (en) * 1993-07-30 1997-08-19 Nippon Shokubai Co., Ltd. Denitration catalyst
JPH07275656A (ja) 1994-04-08 1995-10-24 Kobe Steel Ltd ガス浄化方法
US5679313A (en) * 1994-06-08 1997-10-21 Mitsubishi Jukogyo Kabushiki Kaisha Ammonia decomposition catalysts
DE4424235A1 (de) * 1994-07-09 1996-01-11 Man Nutzfahrzeuge Ag Sorptionskatalysator zur sorptiven und oxidativen Reinigung der Abgase von Dieselmotoren
CA2154500C (en) * 1994-07-28 2001-10-02 Kouzo Iida Methods of denitrating exhaust gases
JP3872542B2 (ja) * 1996-04-10 2007-01-24 大阪瓦斯株式会社 コージェネレーションの排気ガス脱硝システム
JP4029233B2 (ja) * 1998-05-11 2008-01-09 第一稀元素化学工業株式会社 セリウム−ジルコニウム系複合酸化物及びその製造方法ならびに排ガス浄化用触媒材料
US20080095682A1 (en) * 2006-10-19 2008-04-24 Kharas Karl C Ce-Zr-R-O CATALYSTS, ARTICLES COMPRISING THE Ce Zr R O CATALYSTS AND METHODS OF MAKING AND USING THE Ce-Zr-R-O CATALYSTS
KR20090114480A (ko) * 2007-02-27 2009-11-03 바스프 카탈리스트 엘엘씨 선택적 암모니아 산화를 위한 이원기능 촉매

Also Published As

Publication number Publication date
JP2005238195A (ja) 2005-09-08
EP2305367A1 (de) 2011-04-06
JP4427356B2 (ja) 2010-03-03
ES2384800T3 (es) 2012-07-12
CN1946470A (zh) 2007-04-11
US20080038174A1 (en) 2008-02-14
CN100553748C (zh) 2009-10-28
US7597865B2 (en) 2009-10-06
EP1736232A4 (de) 2008-01-16
EP2305367B1 (de) 2012-09-05
ES2394161T3 (es) 2013-01-22
EP1736232B1 (de) 2012-03-28
EP1736232A1 (de) 2006-12-27
WO2005082494A1 (ja) 2005-09-09

Similar Documents

Publication Publication Date Title
ATE551113T1 (de) Katalysatorsystem zur entfernung von stickstoffoxid und verfahren zur entfernung von stickstoffoxid
DE60104065D1 (de) Verfahren zur Herstellung eines Katalysators zur selektiven katalytischen Reduktion von Stickoxiden
DE60211260D1 (de) Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator
GB2435594A (en) Catalyst system and method for the reduction of NOX
MXPA01003937A (es) Procedimiento y catalizador para la reduccion de oxidos de nitrogeno.
DE10131588B8 (de) Betriebsverfahren für eine Abgasnachbehandlungseinrichtung, welche einen Stickoxid-Speicherkatalysator und stromab einen SCR-Katalysator aufweist, sowie Verwendung des SCR-Katalysators zur Entfernung von Schwefelwasserstoff
WO2007113674A3 (en) Metal oxide catalyst carrier particle and exhaust gas purification catalyst
DE602004022611D1 (de) Mobiles Kommunikationsendgerät, Verfahren und Computerprogramm zur Selektion von Identitäts- und Zielinformationen von Kommunikationspartnern basierend auf Attributen, welche vom Anwender des mobilen Kommunikationsendgerätes eingegeben werden.
MX2018013204A (es) Configuracion zonificada para combinaciones de catalizador de oxidacion.
ATE243560T1 (de) Vierwegkatalysator für dieselabgase und verfahren zur verwendung
PL353722A1 (en) Catalysts of double metal cyanide (dmc) type for use in production of polyether polyols, method of obtaining such catalyst, method of obtaining polyether polyols as well as application of one of or more dmc-type catalysts
PL1524024T3 (pl) Materiał nośnika do katalizatora, katalizatory wytwarzane za jego pomocą oraz sposób oczyszczania gazów spalinowych
WO2010062733A3 (en) Bimetallic catalysts for selective ammonia oxidation
DE60215286D1 (de) Mobiles Kommunikationsendgerät, Verfahren zum Speichern von Rundfunkinformationen, Verfahren für Zellwechsel, und Mobilkommunikationssystem
DK0958054T3 (da) Fremgangsmåde til præsvovling af katalysatorer
DE69812687D1 (de) Zusammensetzung mit träger bestehend aus ceriumoxyd, zirkoniumoxyd und scandium oder seltene-erden oxyd und verwendung für die abgasbehandlung
CA2351223A1 (en) Exhaust gas purifying catalyst and method for purifying exhaust gas
WO2003083967A3 (en) An electrode for the reduction of polysulfide species
DE60026042D1 (de) Verfahren zur wiederbelebung von mit schwefel verunreinigten kobalt-titaniakatalysatoren
ATE446137T1 (de) Katalysator für olefinpolymerisation und verfahren zur olefinpolymerisation
UA90869C2 (ru) Способ очищения газовой смеси, которая содержит оксид азота (и), применение очищенной газовой смеси и способ получения кетона
DE60326602D1 (de) Verfahren zur Entfernung von NOx und teilchenförmigem Material
EP1424121A4 (de) Verfahren zur katalytischen reduktion von stickoxiden und katalysator zur verwendung dabei
PL353720A1 (en) Catalysts of double metal cyanide (dmc) type for use in production of polyether polyols, method of obtaining such catalyst, method of obtaining polyether polyols as well as application of one of or more dmc-type catalysts
DE60104039D1 (de) Titan, Molybdän und Vanadium enthaltender Abgasreinigungskatalysator, Verfahren zu seiner Herstellung, und dessen Verwendung