JPS535094A - Regeneration method of denitration catalyst - Google Patents

Regeneration method of denitration catalyst

Info

Publication number
JPS535094A
JPS535094A JP8023676A JP8023676A JPS535094A JP S535094 A JPS535094 A JP S535094A JP 8023676 A JP8023676 A JP 8023676A JP 8023676 A JP8023676 A JP 8023676A JP S535094 A JPS535094 A JP S535094A
Authority
JP
Japan
Prior art keywords
denitration catalyst
regeneration method
catalyst
nitrogne
poisoned
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.)
Pending
Application number
JP8023676A
Other languages
Japanese (ja)
Inventor
Shigeya Inaba
Yasuyoshi Kamino
Shigenori Onizuka
Shigeyoshi Mitsuishi
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.)
Hitachi Zosen Corp
Original Assignee
Hitachi Zosen 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 Hitachi Zosen Corp filed Critical Hitachi Zosen Corp
Priority to JP8023676A priority Critical patent/JPS535094A/en
Publication of JPS535094A publication Critical patent/JPS535094A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)

Abstract

PURPOSE: To efficiently regenerate a transition metal catalyst supported on alumina for reducing NOx which has been poisoned with SOx by heat treating the catalyst in a mixed gas atmosphere such as hydrogen, CO or ammonia and nitrogne gas at a specified temp.
COPYRIGHT: (C)1978,JPO&Japio
JP8023676A 1976-07-05 1976-07-05 Regeneration method of denitration catalyst Pending JPS535094A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8023676A JPS535094A (en) 1976-07-05 1976-07-05 Regeneration method of denitration catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8023676A JPS535094A (en) 1976-07-05 1976-07-05 Regeneration method of denitration catalyst

Publications (1)

Publication Number Publication Date
JPS535094A true JPS535094A (en) 1978-01-18

Family

ID=13712693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8023676A Pending JPS535094A (en) 1976-07-05 1976-07-05 Regeneration method of denitration catalyst

Country Status (1)

Country Link
JP (1) JPS535094A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4656148A (en) * 1984-08-22 1987-04-07 Didier-Werke Ag Method for the reactivation of a catalyst used for removal of nitrogen oxides

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917951A (en) * 1972-04-08 1974-02-16
JPS5163387A (en) * 1974-11-30 1976-06-01 Asahi Chemical Ind Shokubaino saiseihoho
JPS5171265A (en) * 1974-12-17 1976-06-19 Hitachi Shipbuilding Eng Co
JPS5230285A (en) * 1975-09-03 1977-03-07 Seitetsu Kagaku Co Ltd Regeneration method of catalyst

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917951A (en) * 1972-04-08 1974-02-16
JPS5163387A (en) * 1974-11-30 1976-06-01 Asahi Chemical Ind Shokubaino saiseihoho
JPS5171265A (en) * 1974-12-17 1976-06-19 Hitachi Shipbuilding Eng Co
JPS5230285A (en) * 1975-09-03 1977-03-07 Seitetsu Kagaku Co Ltd Regeneration method of catalyst

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4656148A (en) * 1984-08-22 1987-04-07 Didier-Werke Ag Method for the reactivation of a catalyst used for removal of nitrogen oxides

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