IT7967086A0 - PROCEDURE FOR THE PRODUCTION OF CHROMIC OXIDE - Google Patents

PROCEDURE FOR THE PRODUCTION OF CHROMIC OXIDE

Info

Publication number
IT7967086A0
IT7967086A0 IT7967086A IT6708679A IT7967086A0 IT 7967086 A0 IT7967086 A0 IT 7967086A0 IT 7967086 A IT7967086 A IT 7967086A IT 6708679 A IT6708679 A IT 6708679A IT 7967086 A0 IT7967086 A0 IT 7967086A0
Authority
IT
Italy
Prior art keywords
procedure
production
chromic oxide
chromic
oxide
Prior art date
Application number
IT7967086A
Other languages
Italian (it)
Other versions
IT1118297B (en
Original Assignee
British Chrome Chemicals Ltd
Teeside Gran Bretagna
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 British Chrome Chemicals Ltd, Teeside Gran Bretagna filed Critical British Chrome Chemicals Ltd
Publication of IT7967086A0 publication Critical patent/IT7967086A0/en
Application granted granted Critical
Publication of IT1118297B publication Critical patent/IT1118297B/en

Links

Classifications

    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/34—Compounds of chromium
    • C09C1/346—Chromium oxides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C3/043—Drying, calcination
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/32—Obtaining chromium
    • 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
    • C01P2006/10—Solid density
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT67086/79A 1978-01-17 1979-01-16 PROCEDURE FOR THE PRODUCTION OF CHROMIC OXIDE IT1118297B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB174978 1978-01-17
GB593578 1978-02-15

Publications (2)

Publication Number Publication Date
IT7967086A0 true IT7967086A0 (en) 1979-01-16
IT1118297B IT1118297B (en) 1986-02-24

Family

ID=26236952

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67086/79A IT1118297B (en) 1978-01-17 1979-01-16 PROCEDURE FOR THE PRODUCTION OF CHROMIC OXIDE

Country Status (5)

Country Link
JP (1) JPS54112397A (en)
DE (1) DE2901736A1 (en)
FR (1) FR2414477B1 (en)
IT (1) IT1118297B (en)
NL (1) NL7900261A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH048006U (en) * 1990-05-09 1992-01-24
JP2007089908A (en) * 2005-09-29 2007-04-12 Miura Co Ltd Sterilizing device for emergency
CN102725231B (en) 2009-12-22 2014-12-03 朗盛德国有限责任公司 Method for producing chromium (III) oxide
JP6285782B2 (en) * 2014-04-09 2018-02-28 日本化学工業株式会社 Method for producing sodium chromite

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209907A (en) * 1938-06-29 1940-07-30 Mutual Chemical Company Of Ame Manufacture of pigments
GB962193A (en) * 1961-10-23 1964-07-01 Pittsburgh Plate Glass Co Production of chromic oxide
JPS5015240A (en) * 1973-05-11 1975-02-18
US4040860A (en) * 1975-07-09 1977-08-09 Bayer Aktiengesellschaft Chromium oxide pigment from sodium chromate dihydrate plus ammonium salt
DE2635086C3 (en) * 1976-08-04 1980-11-06 Bayer Ag, 5090 Leverkusen Process for the production of low-sulfur chromium (III) oxide

Also Published As

Publication number Publication date
DE2901736A1 (en) 1979-07-19
FR2414477B1 (en) 1985-12-20
DE2901736C2 (en) 1992-09-03
IT1118297B (en) 1986-02-24
JPS54112397A (en) 1979-09-03
NL7900261A (en) 1979-07-19
FR2414477A1 (en) 1979-08-10
JPS6250410B2 (en) 1987-10-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960129