ATE40055T1 - Methode zur reaktivierung von katalysatoren. - Google Patents

Methode zur reaktivierung von katalysatoren.

Info

Publication number
ATE40055T1
ATE40055T1 AT84730089T AT84730089T ATE40055T1 AT E40055 T1 ATE40055 T1 AT E40055T1 AT 84730089 T AT84730089 T AT 84730089T AT 84730089 T AT84730089 T AT 84730089T AT E40055 T1 ATE40055 T1 AT E40055T1
Authority
AT
Austria
Prior art keywords
catalysts
reactivating
dry steam
steam
reactivating catalysts
Prior art date
Application number
AT84730089T
Other languages
English (en)
Inventor
Masao C O Hiroshima Techn Hino
K K - Kanonshin-Machi Jukogyo
Mitsuyasu C O Hiroshima Honda
Mitsub Jukogyo K K - Kano Pref
Toru C O Hiroshima Techni Seto
Original Assignee
Mitsubishi Heavy Ind 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 Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Application granted granted Critical
Publication of ATE40055T1 publication Critical patent/ATE40055T1/de

Links

Classifications

    • 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
    • B01D53/8603—Removing sulfur compounds
    • B01D53/8609—Sulfur oxides
    • 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
    • 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
    • B01J23/90—Regeneration or reactivation
    • 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
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/06—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using steam
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/515—Specific contaminant removal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Hydrogen, Water And Hydrids (AREA)
AT84730089T 1983-08-25 1984-08-23 Methode zur reaktivierung von katalysatoren. ATE40055T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58154207A JPS6048147A (ja) 1983-08-25 1983-08-25 触媒の賦活方法
EP84730089A EP0136966B1 (de) 1983-08-25 1984-08-23 Methode zur Reaktivierung von Katalysatoren

Publications (1)

Publication Number Publication Date
ATE40055T1 true ATE40055T1 (de) 1989-02-15

Family

ID=15579180

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84730089T ATE40055T1 (de) 1983-08-25 1984-08-23 Methode zur reaktivierung von katalysatoren.

Country Status (5)

Country Link
US (1) US4572903A (de)
EP (1) EP0136966B1 (de)
JP (1) JPS6048147A (de)
AT (1) ATE40055T1 (de)
DE (1) DE3476164D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61263646A (ja) * 1985-05-17 1986-11-21 Mitsubishi Heavy Ind Ltd 石炭焚脱硝触媒の再生方法
JPS63141630A (ja) * 1986-12-04 1988-06-14 Mitsubishi Heavy Ind Ltd 排煙処理用触媒反応装置
JPH01139146A (ja) * 1987-08-14 1989-05-31 Mitsubishi Heavy Ind Ltd 砒素分による劣化脱硝触媒の再生方法及び同装置
US5015611A (en) * 1989-12-27 1991-05-14 Union Oil Company Of California Water regeneration of deactivated catalyst
JP2994769B2 (ja) * 1991-02-15 1999-12-27 三菱重工業株式会社 脱硝触媒再生液の処理方法
DE19628212B4 (de) * 1996-07-12 2008-06-05 Enbw Energy Solutions Gmbh Verfahren zum Reinigen und/oder Regenerieren von ganz oder teilweise desaktivierten Katalysatoren zur Entstickung von Rauchgasen
DE19723796C2 (de) * 1997-06-06 2003-07-17 Saar En Gmbh Verfahren zur erneuten Aktivierung wabenförmig aufgebauter Katalysatorelemente für die Entstickung von Rauchgasen
US6929701B1 (en) 2003-06-03 2005-08-16 Scr-Tech Llc Process for decoating a washcoat catalyst substrate
US7559993B1 (en) 2003-06-03 2009-07-14 Scr-Tech Llc Process for decoating a washcoat catalyst substrate
US20050089631A1 (en) * 2003-10-22 2005-04-28 Nguyen Philip D. Methods for reducing particulate density and methods of using reduced-density particulates
WO2007018677A1 (en) 2005-07-26 2007-02-15 Exxonmobil Upstream Research Company Method of purifying hydrocarbons and regeneration of adsorbents used therein
JP4872939B2 (ja) 2008-02-12 2012-02-08 トヨタ自動車株式会社 車両の減衰力制御装置
US8268743B2 (en) * 2011-05-04 2012-09-18 Steag Energy Services Gmbh Pluggage removal method for SCR catalysts and systems
US8501131B2 (en) * 2011-12-15 2013-08-06 General Electric Company Method and apparatus to inject reagent in SNCR/SCR emission system for boiler
FR2996779B1 (fr) * 2012-10-12 2014-11-21 Lab Sa Procede et installation de denitrification catalytique de fumees de combustion
FR3008322A1 (fr) * 2013-07-12 2015-01-16 Lab Sa Procede d'epuration de fumees de combustion
EP2851116B1 (de) * 2013-09-24 2020-01-15 Lab Sa Verfahren zur katalytischen Reinigung von Rauchgasen, die Stickoxide enthalten
FR3010913B1 (fr) * 2013-09-24 2017-02-17 Lab Sa Procede d'epuration de fumees contenant des oxydes d'azote par voie catalytique
EP3515578B1 (de) 2016-09-26 2023-08-02 Shell Internationale Research Maatschappij B.V. Verfahren zur regenerierung eines denox-katalysators
WO2018055162A1 (en) 2016-09-26 2018-03-29 Shell Internationale Research Maatschappij B.V. A method of reducing nitrogen oxide compounds
JP7103729B2 (ja) * 2017-09-21 2022-07-20 一般財団法人電力中央研究所 不純物除去剤の再生システム
CN109534479B (zh) * 2018-12-10 2020-07-28 中南大学 一种非均相芬顿催化剂催化活性再激活的方法和应用
CN112495452B (zh) * 2020-12-02 2023-03-14 安徽金禾实业股份有限公司 一种流化床反应器催化剂活化方法
CN113262633B (zh) * 2021-05-31 2023-04-25 重庆市渝琥玻璃有限公司 烟道气脱硫处理工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542558A (en) * 1949-01-29 1951-02-20 Texas Co Regeneration of a cobalt oxo synthesis catalyst
US2640009A (en) * 1949-12-20 1953-05-26 Gulf Research Development Co Treatment of hydrocarbons with hydrogen
DE1167348B (de) * 1962-04-10 1964-04-09 Lentia Gmbh Verfahren zur Regenerierung ausgebrauchter Katalysatoren fuer die Herstellung von Melamin
JPS5227091A (en) * 1975-08-27 1977-03-01 Kobe Steel Ltd Reproduction process of catalyst for removing nitrogen oxides in waste gas
US4142989A (en) * 1976-08-17 1979-03-06 Kobe Steel, Ltd. Process for continuously regenerating a degraded catalyst used for removing nitrogen oxides from exhaust gas
JPS5437066A (en) * 1977-08-30 1979-03-19 Ishikawajima Harima Heavy Ind Co Ltd Method of cleaning denitration reactor
JPS5676238A (en) * 1979-11-26 1981-06-23 Mitsubishi Heavy Ind Ltd Clearing of dust in solid-gas catalytic reactor
JPS56136645A (en) * 1980-03-28 1981-10-26 Mitsubishi Heavy Ind Ltd Soot blowing method of solid-gas contact reaction apparatus

Also Published As

Publication number Publication date
DE3476164D1 (en) 1989-02-23
US4572903A (en) 1986-02-25
EP0136966A2 (de) 1985-04-10
EP0136966B1 (de) 1989-01-18
EP0136966A3 (en) 1987-02-25
JPS6048147A (ja) 1985-03-15

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee