CA2848367C - Exhaust gas treatment catalyst, method for producing exhaust gas treatment catalyst, and method for regenerating exhaust gas treatment catalyst - Google Patents

Exhaust gas treatment catalyst, method for producing exhaust gas treatment catalyst, and method for regenerating exhaust gas treatment catalyst Download PDF

Info

Publication number
CA2848367C
CA2848367C CA2848367A CA2848367A CA2848367C CA 2848367 C CA2848367 C CA 2848367C CA 2848367 A CA2848367 A CA 2848367A CA 2848367 A CA2848367 A CA 2848367A CA 2848367 C CA2848367 C CA 2848367C
Authority
CA
Canada
Prior art keywords
exhaust gas
gas treatment
catalyst
treatment catalyst
coating layer
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.)
Active
Application number
CA2848367A
Other languages
English (en)
French (fr)
Other versions
CA2848367A1 (en
Inventor
Masanao Yonemura
Katsumi Nochi
Masashi Kiyosawa
Masanori Demoto
Kyohei TAKAKURA
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.)
Mitsubishi Power Ltd
Original Assignee
Mitsubishi Hitachi Power Systems 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 Mitsubishi Hitachi Power Systems Ltd filed Critical Mitsubishi Hitachi Power Systems Ltd
Publication of CA2848367A1 publication Critical patent/CA2848367A1/en
Application granted granted Critical
Publication of CA2848367C publication Critical patent/CA2848367C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • 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
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/20—Carbon compounds
    • B01J27/232—Carbonates
    • 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
    • B01J27/28—Regeneration or reactivation
    • B01J27/30—Regeneration or reactivation of catalysts comprising compounds of sulfur, selenium or tellurium
    • 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
    • B01J37/0215—Coating
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/40—Alkaline earth metal or magnesium compounds
    • B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2045—Calcium
    • 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
    • B01D2255/20723—Vanadium
    • 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
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/30—Silica
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/15—X-ray diffraction
    • 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
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/60—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CA2848367A 2011-11-17 2011-11-17 Exhaust gas treatment catalyst, method for producing exhaust gas treatment catalyst, and method for regenerating exhaust gas treatment catalyst Active CA2848367C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/076500 WO2013073032A1 (ja) 2011-11-17 2011-11-17 排ガス処理触媒、排ガス処理触媒の製造方法、及び排ガス処理触媒の再生方法

Publications (2)

Publication Number Publication Date
CA2848367A1 CA2848367A1 (en) 2013-05-23
CA2848367C true CA2848367C (en) 2016-08-02

Family

ID=48429144

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2848367A Active CA2848367C (en) 2011-11-17 2011-11-17 Exhaust gas treatment catalyst, method for producing exhaust gas treatment catalyst, and method for regenerating exhaust gas treatment catalyst

Country Status (7)

Country Link
US (1) US9249706B2 (https=)
EP (1) EP2781252A4 (https=)
JP (1) JP5769814B2 (https=)
CN (1) CN103826727B (https=)
CA (1) CA2848367C (https=)
IN (1) IN2014CN02243A (https=)
WO (1) WO2013073032A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112016001465A2 (pt) * 2013-07-26 2017-08-29 Johnson Matthey Plc Artigo catalisador para tratar um gás de escape, e, métodos para tratar um gás de escape e para regenerar um artigo catalítico
CN108472644A (zh) 2016-01-22 2018-08-31 康明斯排放处理公司 用于再制造选择性催化还原系统的系统和方法
CN108144656A (zh) * 2017-11-23 2018-06-12 浙江天蓝环保技术股份有限公司 一种用于中毒脱硝催化剂的再生液及再生方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58189041A (ja) * 1982-04-30 1983-11-04 Mitsubishi Heavy Ind Ltd 触媒の再生方法
JPS6257382A (ja) 1985-09-05 1987-03-13 Dainippon Printing Co Ltd 電算写植システムとキヤプテンシステムとの変換システム
JP3398159B2 (ja) * 1991-06-14 2003-04-21 株式会社日本触媒 窒素酸化物除去方法
US5451558A (en) 1994-02-04 1995-09-19 Goal Line Environmental Technologies Process for the reaction and absorption of gaseous air pollutants, apparatus therefor and method of making the same
JP3224708B2 (ja) 1995-01-23 2001-11-05 三菱重工業株式会社 脱硝触媒
JPH10156192A (ja) 1996-12-03 1998-06-16 Ishikawajima Harima Heavy Ind Co Ltd 脱硝触媒の活性再生方法及び装置
JP3059136B2 (ja) 1998-07-24 2000-07-04 三菱重工業株式会社 脱硝触媒の再生方法
JP3059137B2 (ja) 1998-07-24 2000-07-04 三菱重工業株式会社 脱硝触媒の再生処理方法
JP3724696B2 (ja) * 1999-10-15 2005-12-07 トヨタ自動車株式会社 排ガス浄化用触媒及びその製造方法
JP4578624B2 (ja) 2000-06-02 2010-11-10 株式会社日本触媒 排ガス処理用触媒の製造方法
EP1266689A1 (de) 2001-06-15 2002-12-18 Siemens Aktiengesellschaft Verfahren zur Regeneration eines für die Stickoxidminderung ausgebildeten Katalysators
JP2005126317A (ja) 2003-09-30 2005-05-19 Ngk Insulators Ltd ハニカム構造体の製造方法及びハニカム構造体
JP4436124B2 (ja) * 2003-12-25 2010-03-24 三菱重工業株式会社 脱硝触媒の再生方法

Also Published As

Publication number Publication date
WO2013073032A1 (ja) 2013-05-23
CN103826727A (zh) 2014-05-28
IN2014CN02243A (https=) 2015-06-12
US20140250867A1 (en) 2014-09-11
EP2781252A1 (en) 2014-09-24
CN103826727B (zh) 2016-06-29
EP2781252A4 (en) 2015-07-08
JP5769814B2 (ja) 2015-08-26
CA2848367A1 (en) 2013-05-23
US9249706B2 (en) 2016-02-02
JPWO2013073032A1 (ja) 2015-04-02

Similar Documents

Publication Publication Date Title
US10746074B2 (en) Method for recycling denitration catalyst
US9067194B2 (en) Method of regenerating used catalyst
KR101271105B1 (ko) 촉매의 재생 방법
CA2847671C (en) Method for suppressing increase in so2 oxidation rate of nox removal catalyst
KR102340327B1 (ko) 연소배기가스 정화용 촉매 및 연소배기가스의 정화방법
Wang et al. Gas-phase regeneration of metal-poisoned V2O5–WO3/TiO2 NH3–SCR catalysts via a masking and reconstruction strategy
JP2013056319A5 (https=)
WO2013191053A1 (ja) 排ガスの脱硝方法
CA2848367C (en) Exhaust gas treatment catalyst, method for producing exhaust gas treatment catalyst, and method for regenerating exhaust gas treatment catalyst
US9061275B2 (en) Methods of removing calcium material from a substrate or catalytic converter
JP2014522305A (ja) 改善した耐被毒性を有する触媒
JP2012035216A (ja) 排ガス浄化用触媒及びその製造方法、並びに排ガス中窒素酸化物の浄化方法
WO2010013729A1 (ja) 金属水銀を含む排ガスの浄化方法、排ガス中の金属水銀の酸化触媒およびその製造方法
JP5615228B2 (ja) 使用済脱硝触媒の再生方法
JP5164821B2 (ja) 窒素酸化物選択的接触還元用触媒
CA2719289A1 (en) Exhaust gas purification catalyst suppressing influence of iron compound
WO2014143465A1 (en) Methods for removing iron material from a catalytic converter using an aqueous alkaline solution and an antioxidant
CN104955567B (zh) 氨分解用催化剂
JP6051084B2 (ja) 燃焼排ガスの浄化方法、および脱硝触媒
JP6134552B2 (ja) 燃焼排ガスの浄化方法、および脱硝触媒
JP2010247125A (ja) 脱硝触媒の再生方法
JP6051083B2 (ja) 燃焼排ガスの浄化方法、および脱硝触媒
JP2006314935A (ja) 排ガス脱硝触媒、その製法および排ガス脱硝方法
JP2004066101A (ja) 脱硝触媒の再生法
JP2012035150A (ja) 排ガス浄化用触媒およびその製造方法

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140311

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 13TH ANNIV.) - STANDARD

Year of fee payment: 13

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20241107

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20241107

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20241107

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 14TH ANNIV.) - STANDARD

Year of fee payment: 14

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250930

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250930