DE69717191D1 - Verfahren zur Regenerierung eines Katalysators auf der Basis von dreiwertigen Chromverbindungen - Google Patents

Verfahren zur Regenerierung eines Katalysators auf der Basis von dreiwertigen Chromverbindungen

Info

Publication number
DE69717191D1
DE69717191D1 DE69717191T DE69717191T DE69717191D1 DE 69717191 D1 DE69717191 D1 DE 69717191D1 DE 69717191 T DE69717191 T DE 69717191T DE 69717191 T DE69717191 T DE 69717191T DE 69717191 D1 DE69717191 D1 DE 69717191D1
Authority
DE
Germany
Prior art keywords
regeneration
catalyst based
trivalent chromium
chromium compounds
treatment
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 - Fee Related
Application number
DE69717191T
Other languages
English (en)
Other versions
DE69717191T2 (de
Inventor
Paolo Cuzzato
Francesco Rinaldi
Letanzio Bragante
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Ausimont SpA
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 Ausimont SpA filed Critical Ausimont SpA
Publication of DE69717191D1 publication Critical patent/DE69717191D1/de
Application granted granted Critical
Publication of DE69717191T2 publication Critical patent/DE69717191T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/12—Treating with free oxygen-containing gas
    • B01J38/18—Treating with free oxygen-containing gas with subsequent reactive gas treating
    • 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
    • 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
    • B01J27/32—Regeneration or reactivation of catalysts comprising compounds of halogens
    • 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
    • B01J38/02—Heat treatment
    • 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
    • B01J38/12—Treating with free oxygen-containing gas
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE69717191T 1996-05-06 1997-04-24 Verfahren zur Regenerierung eines Katalysators auf der Basis von dreiwertigen Chromverbindungen Expired - Fee Related DE69717191T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI000891A IT1282960B1 (it) 1996-05-06 1996-05-06 Processo per la rigenerazione di un catalizzatore a base di composti cromo trivalente

Publications (2)

Publication Number Publication Date
DE69717191D1 true DE69717191D1 (de) 2003-01-02
DE69717191T2 DE69717191T2 (de) 2003-07-10

Family

ID=11374203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69717191T Expired - Fee Related DE69717191T2 (de) 1996-05-06 1997-04-24 Verfahren zur Regenerierung eines Katalysators auf der Basis von dreiwertigen Chromverbindungen

Country Status (13)

Country Link
US (1) US5817895A (de)
EP (1) EP0806241B1 (de)
JP (1) JPH1043607A (de)
KR (1) KR970073686A (de)
CN (1) CN1091652C (de)
AT (1) ATE228032T1 (de)
AU (1) AU712733B2 (de)
BR (1) BR9703059A (de)
CA (1) CA2204584A1 (de)
DE (1) DE69717191T2 (de)
IN (1) IN191115B (de)
IT (1) IT1282960B1 (de)
TW (1) TW409073B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2740848T3 (es) 2011-01-21 2020-02-06 Arkema France Fluoración catalítica en fase gaseosa
FR3045029A1 (fr) 2015-12-14 2017-06-16 Arkema France Fluoration catalytique en phase gazeuse avec des catalyseurs a base de chrome

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5641113B2 (de) * 1973-12-13 1981-09-25
US5262574A (en) * 1987-03-09 1993-11-16 Ausimont S.P.A. Process for preparing 1,1,1-trifluoro-2,2-dichloroethane by hydrofluorination in the presence of catalysts
CN1044095C (zh) * 1990-09-14 1999-07-14 帝国化学工业公司 再生氟化催化剂的方法
ATE132478T1 (de) * 1990-10-22 1996-01-15 Fina Research Verfahren zur katalytischen dehydrierung von alkylaromatischen kohlenwasserstoffen
JP3248923B2 (ja) * 1991-05-29 2002-01-21 昭和電工株式会社 クロム系フッ素化触媒の賦活再生方法およびハロゲン化炭化水素の製造方法
DE4419534C1 (de) * 1994-06-03 1995-10-19 Hoechst Ag Verfahren zur Regenerierung eines chrom- und magnesiumhaltigen Fluorierungskatalysators

Also Published As

Publication number Publication date
MX9703303A (es) 1998-07-31
AU2003497A (en) 1997-11-13
EP0806241A1 (de) 1997-11-12
TW409073B (en) 2000-10-21
CN1166379A (zh) 1997-12-03
EP0806241B1 (de) 2002-11-20
CA2204584A1 (en) 1997-11-06
ATE228032T1 (de) 2002-12-15
JPH1043607A (ja) 1998-02-17
KR970073686A (ko) 1997-12-10
AU712733B2 (en) 1999-11-11
IN191115B (de) 2003-09-20
DE69717191T2 (de) 2003-07-10
ITMI960891A0 (de) 1996-05-06
BR9703059A (pt) 1998-08-25
IT1282960B1 (it) 1998-04-02
CN1091652C (zh) 2002-10-02
US5817895A (en) 1998-10-06
ITMI960891A1 (it) 1997-11-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee