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BR9005891A - Processo para regeneracao de um catalisador a base de oxido de cromo - Google Patents

Processo para regeneracao de um catalisador a base de oxido de cromo

Info

Publication number
BR9005891A
BR9005891A BR909005891A BR9005891A BR9005891A BR 9005891 A BR9005891 A BR 9005891A BR 909005891 A BR909005891 A BR 909005891A BR 9005891 A BR9005891 A BR 9005891A BR 9005891 A BR9005891 A BR 9005891A
Authority
BR
Brazil
Prior art keywords
regeneration
based catalyst
oxide based
chrome oxide
chrome
Prior art date
Application number
BR909005891A
Other languages
English (en)
Inventor
Yukihiro Yoshikawa
Tooru Hihara
Kunihiro Yamada
Shinji Takenaka
Kazunori Kawahara
Jun Kitagawa
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of BR9005891A publication Critical patent/BR9005891A/pt

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/04—Preparation of chlorine from hydrogen chloride
    • 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
    • B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • 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
    • 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
    • B01J38/68—Liquid treating or treating in liquid phase, e.g. dissolved or suspended including substantial dissolution or chemical precipitation of a catalyst component in the ultimate reconstitution of the catalyst
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
BR909005891A 1989-11-22 1990-11-21 Processo para regeneracao de um catalisador a base de oxido de cromo BR9005891A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30186789 1989-11-22

Publications (1)

Publication Number Publication Date
BR9005891A true BR9005891A (pt) 1991-09-24

Family

ID=17902109

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909005891A BR9005891A (pt) 1989-11-22 1990-11-21 Processo para regeneracao de um catalisador a base de oxido de cromo

Country Status (5)

Country Link
US (1) US5093292A (pt)
EP (1) EP0432909B1 (pt)
KR (1) KR930002246B1 (pt)
BR (1) BR9005891A (pt)
DE (1) DE69006467T2 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5707919A (en) * 1994-11-14 1998-01-13 Mitsui Toatsu Chemicals, Inc. Catalyst for preparing chlorine from hydrogen chloride
JP5169047B2 (ja) 2007-07-23 2013-03-27 住友化学株式会社 塩素の製造方法
CN101381886B (zh) * 2008-08-22 2010-04-14 宏正（福建）化学品有限公司 一种碱性无氰镀锌的防碱雾方法
CN104368401A (zh) * 2014-10-08 2015-02-25 於承志 一种用于平板式催化剂的再生液及再生方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342557A (en) * 1967-09-19 Process of regenerating granular ma- terials impregnated with active com- ponents in a cyclic process of produc- ing chlorine
US2415152A (en) * 1942-04-27 1947-02-04 Alfred M Thomsen Method of making chlorine
US2451870A (en) * 1942-09-04 1948-10-19 Standard Oil Dev Co Chlorine manufacture
US2678259A (en) * 1949-08-27 1954-05-11 Diamond Alkali Co Chlorine production by oxidizing hydrogen chloride employing unglowed chromic oxide catalyst material
BE573980A (pt) * 1958-01-09
GB1312986A (en) * 1970-05-15 1973-04-11 Dow Chemical Co Process for regenerating catalysts
US3989807A (en) * 1975-02-10 1976-11-02 Vulcan Materials Company Low temperature catalytic oxidation of chlorinated compounds to recover chlorine values using chromium-impregnated supported catalysts
CN1003504B (zh) * 1984-12-03 1989-03-08 三井东圧化学有限公司 氯气制备方法
US4774070A (en) * 1986-02-19 1988-09-27 Mitsui Toatsu Chemicals, Incorporated Production process of chlorine
JP2513756B2 (ja) * 1986-06-26 1996-07-03 三井東圧化学株式会社 塩素の製造方法
CA1260229A (en) * 1986-06-30 1989-09-26 Mitsui Chemicals, Inc. Production process of chlorine

Also Published As

Publication number Publication date
DE69006467T2 (de) 1994-05-26
US5093292A (en) 1992-03-03
EP0432909B1 (en) 1994-02-02
EP0432909A2 (en) 1991-06-19
DE69006467D1 (de) 1994-03-17
KR930002246B1 (ko) 1993-03-27
EP0432909A3 (en) 1991-07-03
KR910009336A (ko) 1991-06-28

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Legal Events

Date Code Title Description
HO Change of classification

Free format text: ALTERADA DE B01J 38/48

KF Request for proof of payment of annual fee
FD5 Application fees: dismissal - article 86 of industrial property law