DE2737117C3 - - Google Patents

Info

Publication number
DE2737117C3
DE2737117C3 DE2737117A DE2737117A DE2737117C3 DE 2737117 C3 DE2737117 C3 DE 2737117C3 DE 2737117 A DE2737117 A DE 2737117A DE 2737117 A DE2737117 A DE 2737117A DE 2737117 C3 DE2737117 C3 DE 2737117C3
Authority
DE
Germany
Prior art keywords
catalyst
gas
heating furnace
regeneration
heating
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
Application number
DE2737117A
Other languages
German (de)
English (en)
Other versions
DE2737117A1 (de
DE2737117B2 (enExample
Inventor
Shigeru Haseba
Sakae Kisaki Akashi Itoh
Hiroyuki Daido Osaka Kohama
Shun-Ichi Mizukami
Tadayoshi Takeuchi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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
Priority claimed from JP9832076A external-priority patent/JPS5322892A/ja
Priority claimed from JP6869477A external-priority patent/JPS542992A/ja
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of DE2737117A1 publication Critical patent/DE2737117A1/de
Publication of DE2737117B2 publication Critical patent/DE2737117B2/de
Application granted granted Critical
Publication of DE2737117C3 publication Critical patent/DE2737117C3/de
Granted legal-status Critical Current

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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/20—Regeneration or reactivation
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • 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
    • Y10S502/517—Sulfur or sulfur compound removal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE19772737117 1976-08-17 1977-08-17 Verfahren und vorrichtung zum kontinuierlichen regenerieren von verbrauchtem katalysator Granted DE2737117A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9832076A JPS5322892A (en) 1976-08-17 1976-08-17 Continuous catalyst regenerator
JP6869477A JPS542992A (en) 1977-06-09 1977-06-09 Catalyst regenerating method by heating

Publications (3)

Publication Number Publication Date
DE2737117A1 DE2737117A1 (de) 1978-03-02
DE2737117B2 DE2737117B2 (enExample) 1979-08-09
DE2737117C3 true DE2737117C3 (enExample) 1980-05-08

Family

ID=26409895

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772737117 Granted DE2737117A1 (de) 1976-08-17 1977-08-17 Verfahren und vorrichtung zum kontinuierlichen regenerieren von verbrauchtem katalysator

Country Status (2)

Country Link
US (1) US4142989A (enExample)
DE (1) DE2737117A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6048147A (ja) * 1983-08-25 1985-03-15 Mitsubishi Heavy Ind Ltd 触媒の賦活方法
DE3430887C2 (de) * 1984-08-22 1987-02-05 Didier-Werke Ag, 6200 Wiesbaden Verfahren zur Reaktivierung eines Katalysators
DE3511766A1 (de) * 1985-03-30 1986-10-16 Hugo Petersen Gesellschaft für verfahrenstechnischen Anlagenbau mbH & Co KG, 6200 Wiesbaden Verfahren zur desorption eines mit schadstoffen beladenen adsorptionsmittels und anlage zur durchfuehrung des verfahrens
EP0230058B1 (de) * 1986-01-21 1989-05-24 Laboratorium Für Adsorptionstechnik Gmbh Verfahren zum Entfernen von Stickstoffoxiden und Schwefeloxiden aus einem Abgas
DE3641773A1 (de) * 1986-12-06 1988-06-09 Metallgesellschaft Ag Verfahren zur katalytischen reduktion von in einem gas enthaltenem no
FR2673548B1 (fr) * 1991-03-04 1994-05-06 Comessa Systeme et procede de regeneration a lit fluidise.
DE4110337A1 (de) * 1991-03-28 1992-10-01 Siemens Ag Verfahren und einrichtung zur regeneration verbrauchter deno(pfeil abwaerts)x(pfeil abwaerts)-katalysatoren
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
ATE507897T1 (de) * 2006-06-22 2011-05-15 Ae & E Inova Ag Regenerierung von nt-scr-katalysatoren
US7563423B2 (en) * 2006-12-22 2009-07-21 Alstom Technology Ltd Method and apparatus for catalyst regeneration
CN106310579B (zh) * 2016-08-22 2019-06-04 神华集团有限责任公司 脱硝催化剂再生液及制备和脱硝催化剂再生和回收方法
JP7657071B2 (ja) * 2021-02-26 2025-04-04 三菱重工業株式会社 脱硝装置の触媒配置決定方法及び脱硝装置のメンテナンス方法並びに脱硝装置、ボイラ、及び発電プラント

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2305730A (en) * 1940-01-20 1942-12-22 James J O'brien Pulley structure
US2549104A (en) * 1946-06-29 1951-04-17 Socony Vacuum Oil Co Inc Method for revivification of desiccants
JPS536099B2 (enExample) * 1974-12-28 1978-03-04
US4061477A (en) * 1975-02-27 1977-12-06 Taiyo Kaken Company, Ltd. Method and apparatus for the purification of waste gas containing gaseous pollutants
US4043939A (en) * 1975-10-10 1977-08-23 Kurashiki Boseki Kabushiki Kaisha Reactivation of catalysts useful for nitrogen oxide removal

Also Published As

Publication number Publication date
DE2737117A1 (de) 1978-03-02
US4142989A (en) 1979-03-06
DE2737117B2 (enExample) 1979-08-09

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: TUERK, D., DIPL.-CHEM. DR.RER.NAT. GILLE, C., DIPL.-ING., PAT.-ANW., 4000 DUESSELDORF

8339 Ceased/non-payment of the annual fee