ES2073485T3 - Catalizador para la eliminacion de oxidos de nitrogeno y metodo de eliminacion de oxidos de nitrogeno por utilizacion del catalizador. - Google Patents

Catalizador para la eliminacion de oxidos de nitrogeno y metodo de eliminacion de oxidos de nitrogeno por utilizacion del catalizador.

Info

Publication number
ES2073485T3
ES2073485T3 ES90115306T ES90115306T ES2073485T3 ES 2073485 T3 ES2073485 T3 ES 2073485T3 ES 90115306 T ES90115306 T ES 90115306T ES 90115306 T ES90115306 T ES 90115306T ES 2073485 T3 ES2073485 T3 ES 2073485T3
Authority
ES
Spain
Prior art keywords
range
pore
catalyst
nitrogen oxides
pore volume
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES90115306T
Other languages
English (en)
Inventor
Motonobu Kobayashi
Futoru Kinoshita
Yoku Nanba
Akira Inoue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co 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
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of ES2073485T3 publication Critical patent/ES2073485T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404Removing only nitrogen compounds
    • B01D53/9409Nitrogen oxides
    • B01D53/9413Processes characterised by a specific catalyst
    • B01D53/9418Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/20Reductants
    • B01D2251/206Ammonium compounds
    • B01D2251/2062Ammonia
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20707Titanium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/30Silica
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/90Physical characteristics of catalysts
    • B01D2255/92Dimensions
    • B01D2255/9207Specific surface

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

UN CATALIZADOR EN PANAL DE MIEL PARA EFECTUAR REDUCCION CATALITICA Y ELIMINACION DE OXIDOS DE NITROGENO EN GAS DE DESECHO EN PRESENCIA DE AMONIACO, CUYO CATALIZADOR EN PANAL DE MIEL (I) CONTIENE UN SUSTRATO ACTIVO CATALITICAMENTE, QUE COMPRENDE DE 60 A 99,5% DE PESO DE UN OXIDO BINARIO CONTENIENDO TITANIO Y SILICIO Y 40 A 0,5% DE PESO DEL OXIDO DE AL MENOS UN METAL SELECCIONADO DEL GRUPO COMPUESTO DE VANADIO, TUNGSTENO, MOLIBDENO, COBRE, MANGANESO, CERIO, Y ESTAÑO, (II) POSEE UNA RELACION DE APERTURA EN LA SECCION TRANSVERSAL DE DICHO CATALIZADOR, EN LA GAMA DE 80 A 90%, (III) TIENE UN ESPESOR DE PAREDES DE PARTICION QUE SEPARAN A TRAVES DE ORIFICIOS EN LA GAMA DE 0,2 A 0,8 MM, Y (IV) POSEE POROS QUE COMPRENDEN SUSTANCIALMENTE DOS GRUPOS DE POROS INDEPENDIENTES CADA UNO, DE UN DIAMETRO UNIFORME DE PORO, DE TAL FORMA QUE EL VOLUMEN DE PORO OCUPADO POR UN GRUPO DE POROS QUE TENGA UN DIAMETRO DE PORO EN LA GAMA DE 0,01 HASTA 0,03 ( ) SE ESTIMA EN UNA PROPORCION EN LA GAMA DE 50 A 80% DEL TOTALVOLUMEN DEL PORO Y EL VOLUMEN DEL PORO OCUPADO POR EL OTRO GRUPO DE POROS QUE TENGA UN DIAMETRO DE PORO EN LA GAMA DE 0,8 A 4 ( ) SE ESTIMA EN UNA PROPORCION EN LA GAMA DE 10 A 30% DEL VOLUMEN TOTAL DEL PORO.
ES90115306T 1989-08-09 1990-08-09 Catalizador para la eliminacion de oxidos de nitrogeno y metodo de eliminacion de oxidos de nitrogeno por utilizacion del catalizador. Expired - Lifetime ES2073485T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1204607A JP2730987B2 (ja) 1989-08-09 1989-08-09 窒素酸化物除去用触媒および該触媒を用いた窒素酸化物の除去方法

Publications (1)

Publication Number Publication Date
ES2073485T3 true ES2073485T3 (es) 1995-08-16

Family

ID=16493267

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90115306T Expired - Lifetime ES2073485T3 (es) 1989-08-09 1990-08-09 Catalizador para la eliminacion de oxidos de nitrogeno y metodo de eliminacion de oxidos de nitrogeno por utilizacion del catalizador.

Country Status (7)

Country Link
US (1) US5128301A (es)
EP (1) EP0415145B1 (es)
JP (1) JP2730987B2 (es)
AT (1) ATE123968T1 (es)
CA (1) CA2022935C (es)
DE (1) DE69020265T2 (es)
ES (1) ES2073485T3 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2049918C (en) * 1990-08-27 1995-10-31 Motonobu Kobayashi Reinforced catalyst for treatment of waste gas
EP0479159A1 (en) * 1990-09-29 1992-04-08 Nippon Shokubai Co., Ltd. Catalyst and a method of preparing the catalyst
EP0611594A1 (de) * 1993-02-17 1994-08-24 Siemens Aktiengesellschaft Katalysator zur Umsetzung von Reaktanten eines Gasgemisches
JP3230427B2 (ja) * 1995-01-05 2001-11-19 株式会社日本触媒 燻蒸排ガス浄化用触媒および燻蒸排ガスの浄化方法
JPH08229412A (ja) * 1995-11-30 1996-09-10 Nippon Shokubai Co Ltd 窒素酸化物除去用触媒および該触媒を用いた窒素酸化物の除去方法
DE19635383A1 (de) * 1996-08-31 1998-03-05 Katalysatorenwerke Huels Gmbh DeNOx-Katalysator für stark Staub-haltige Abgase
DE19635385B4 (de) * 1996-08-31 2011-07-14 Envirotherm GmbH, 45136 Verfahren zur reduktiven Zerstörung von Stickstoffoxiden in staubhaltigen Abgasen aus Anlagen zur Herstellung von Zement
EP0850676B1 (en) * 1996-12-27 2002-03-27 Nippon Shokubai Co., Ltd. Use of a catalyst for removing organic halogen compounds and method for removing organic halogen compounds
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
JP5191657B2 (ja) 2004-12-27 2013-05-08 イビデン株式会社 セラミックハニカム構造体
JP5051977B2 (ja) * 2005-01-31 2012-10-17 バブコック日立株式会社 排ガス中微量有害物質の除去装置及びその運転方法
WO2008105469A1 (ja) * 2007-02-27 2008-09-04 Nippon Shokubai Co., Ltd. 排ガス処理用触媒および排ガス処理方法
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
JP2014062012A (ja) * 2012-09-21 2014-04-10 Nippon Shokubai Co Ltd チタン・タングステンの酸化物、それを用いた脱硝触媒、当該酸化物の調製方法および脱硝方法
JP6132498B2 (ja) * 2012-09-21 2017-05-24 株式会社日本触媒 チタン・ケイ素・タングステンの酸化物、それを用いた脱硝触媒、当該酸化物の調製方法および脱硝方法
CN105664978B (zh) * 2015-12-15 2019-06-21 哈尔滨工业大学深圳研究生院 低温烟气脱硝用复合载体负载型酸化锰钴铈的耐硫催化剂成型制备方法
CN109482065B (zh) * 2017-09-09 2021-04-06 中国石油化工股份有限公司 一种乙烯裂解炉排放烟气的脱硝处理方法
TWI670112B (zh) * 2018-03-29 2019-09-01 日商三菱日立電力系統股份有限公司 用以自燃燒廢氣去除NOx之觸媒及方法
CN108479788B (zh) * 2018-04-19 2021-03-26 中国科学院宁波城市环境观测研究站 一种非贵金属负载型催化剂及其制备方法和用途

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429419A (en) * 1977-08-04 1979-03-05 Nippon Denso Co Ltd Method of controlling electric car
US4233183A (en) * 1979-02-06 1980-11-11 Hitachi Shipbuilding & Engineering Co., Ltd. Process for producing plate-shaped denitrating catalyst
JPS55155740A (en) * 1979-05-22 1980-12-04 Nippon Shokubai Kagaku Kogyo Co Ltd Fortified catalyzer for exhaust gas treatment
US4520124A (en) * 1981-03-19 1985-05-28 Sakai Chemical Industry Co., Ltd. Method for producing a catalytic structure for the reduction of nitrogen oxides
JPS6227044A (ja) * 1985-07-29 1987-02-05 Ube Ind Ltd 構造体型触媒
EP0258465A1 (de) * 1986-08-09 1988-03-09 Süd-Chemie Ag Katalysator zur Verringerung des Stickoxidgehalts von Verbrennungsabgasen
EP0214085B1 (en) * 1985-08-19 1992-04-08 Mitsubishi Jukogyo Kabushiki Kaisha Process for preparing a catalyst for removing nitrogen oxides
US4891348A (en) * 1986-07-25 1990-01-02 Mitsubishi Petrochemical Co., Ltd. Catalyst for removing nitrogen oxides in exhaust gases
CA1297470C (en) * 1986-09-30 1992-03-17 Hiroaki Rikimaru Catalyst and a method for denitrizing nitrogen oxides contained in waste gases
JPH0811194B2 (ja) * 1986-12-08 1996-02-07 株式会社日本触媒 窒素酸化物除去用触媒
JP2653799B2 (ja) * 1987-11-16 1997-09-17 バブコツク日立株式会社 窒素酸化物の除去方法および該方法に用いる触媒
US4929586A (en) * 1988-06-09 1990-05-29 W. R. Grace & Co.-Conn. Catalysts for selective catalytic reduction DeNOx technology

Also Published As

Publication number Publication date
US5128301A (en) 1992-07-07
JPH0368456A (ja) 1991-03-25
JP2730987B2 (ja) 1998-03-25
EP0415145A1 (en) 1991-03-06
EP0415145B1 (en) 1995-06-21
ATE123968T1 (de) 1995-07-15
DE69020265T2 (de) 1995-10-26
DE69020265D1 (de) 1995-07-27
CA2022935C (en) 1999-05-04
CA2022935A1 (en) 1991-02-10

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