BE766446A - Procede de fabrication de sesquioxyde de chrome anhydre par reduction d'un compose hexavalent du chrome - Google Patents

Procede de fabrication de sesquioxyde de chrome anhydre par reduction d'un compose hexavalent du chrome

Info

Publication number
BE766446A
BE766446A BE766446A BE766446A BE766446A BE 766446 A BE766446 A BE 766446A BE 766446 A BE766446 A BE 766446A BE 766446 A BE766446 A BE 766446A BE 766446 A BE766446 A BE 766446A
Authority
BE
Belgium
Prior art keywords
chrome
reduction
sesquioxide
compound
hexavalent
Prior art date
Application number
BE766446A
Other languages
English (en)
Original Assignee
Ceraver
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 Ceraver filed Critical Ceraver
Publication of BE766446A publication Critical patent/BE766446A/fr

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/90—Other properties not specified above

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Chemical Treatment Of Metals (AREA)
BE766446A 1970-05-06 1971-04-29 Procede de fabrication de sesquioxyde de chrome anhydre par reduction d'un compose hexavalent du chrome BE766446A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7016592A FR2104656B1 (fr) 1970-05-06 1970-05-06

Publications (1)

Publication Number Publication Date
BE766446A true BE766446A (fr) 1971-10-29

Family

ID=9055184

Family Applications (1)

Application Number Title Priority Date Filing Date
BE766446A BE766446A (fr) 1970-05-06 1971-04-29 Procede de fabrication de sesquioxyde de chrome anhydre par reduction d'un compose hexavalent du chrome

Country Status (11)

Country Link
US (1) US3749595A (fr)
BE (1) BE766446A (fr)
CA (1) CA932124A (fr)
CH (1) CH531990A (fr)
DE (1) DE2122299A1 (fr)
ES (1) ES390901A1 (fr)
FR (1) FR2104656B1 (fr)
GB (1) GB1341607A (fr)
IT (1) IT939715B (fr)
LU (1) LU63108A1 (fr)
NL (1) NL7106248A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959182A (en) * 1969-08-19 1976-05-25 Rohm And Haas Company Catalyst compositions and process for producing acrylic acid or methacrylic acid utilizing such catalyst
JPS5343918B2 (fr) * 1973-02-02 1978-11-24
US4382104A (en) * 1979-05-21 1983-05-03 Kennecott Corporation Method for coating alumina containing refractory fibers with chromium oxide
US5380554A (en) * 1993-07-28 1995-01-10 The United States Of America As Represented By The Secretary Of The Navy Chromic oxide coatings by thermal decomposition of chromic acid anhydride (CrO3)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2294414A (en) * 1937-11-09 1942-09-01 Phillips Petroleum Co Catalyst
US2270165A (en) * 1937-12-29 1942-01-13 Shell Dev Catalyst
FR1084362A (fr) * 1952-07-16 1955-01-19 Diamond Alkali Co Procédé de traitement des chromates de métaux alcalins

Also Published As

Publication number Publication date
FR2104656A1 (fr) 1972-04-21
US3749595A (en) 1973-07-31
IT939715B (it) 1973-02-10
NL7106248A (fr) 1971-11-09
DE2122299A1 (de) 1971-11-25
CA932124A (en) 1973-08-21
CH531990A (fr) 1972-12-31
LU63108A1 (fr) 1972-03-03
FR2104656B1 (fr) 1973-11-23
ES390901A1 (es) 1973-07-01
GB1341607A (en) 1973-12-25

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