BR7304460D0 - O processo de extracao de cromo a partir de minerios de cro - Google Patents

O processo de extracao de cromo a partir de minerios de cro

Info

Publication number
BR7304460D0
BR7304460D0 BR4460/73A BR446073A BR7304460D0 BR 7304460 D0 BR7304460 D0 BR 7304460D0 BR 4460/73 A BR4460/73 A BR 4460/73A BR 446073 A BR446073 A BR 446073A BR 7304460 D0 BR7304460 D0 BR 7304460D0
Authority
BR
Brazil
Prior art keywords
cro
mines
extraction process
chrome
chrome extraction
Prior art date
Application number
BR4460/73A
Other languages
English (en)
Portuguese (pt)
Inventor
R Bachelard
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of BR7304460D0 publication Critical patent/BR7304460D0/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/14—Chromates; Bichromates
    • 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

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BR4460/73A 1972-06-14 1973-06-14 O processo de extracao de cromo a partir de minerios de cro BR7304460D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7221356A FR2187929B1 (xx) 1972-06-14 1972-06-14

Publications (1)

Publication Number Publication Date
BR7304460D0 true BR7304460D0 (pt) 1974-08-15

Family

ID=9100180

Family Applications (1)

Application Number Title Priority Date Filing Date
BR4460/73A BR7304460D0 (pt) 1972-06-14 1973-06-14 O processo de extracao de cromo a partir de minerios de cro

Country Status (11)

Country Link
JP (1) JPS5313570B2 (xx)
AR (1) AR195005A1 (xx)
BR (1) BR7304460D0 (xx)
DE (1) DE2329925B2 (xx)
ES (1) ES415808A1 (xx)
FR (1) FR2187929B1 (xx)
GB (1) GB1443202A (xx)
IN (1) IN141955B (xx)
IT (1) IT991626B (xx)
RO (1) RO62807A (xx)
ZA (1) ZA733774B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504388U (xx) * 1973-05-07 1975-01-17
JPS52150316A (en) * 1976-06-10 1977-12-14 Asahi Chem Ind Co Ltd Treatment of water containing chromium ion and recovery of chromium
JPS5357112A (en) * 1976-11-02 1978-05-24 Nakamichi Yamazaki Metallurgy of chronium
JPS5547153A (en) * 1978-08-14 1980-04-03 Honda Motor Co Ltd Automatic control system of riceecleaning device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE171089C (xx) *
GB103696A (en) * 1916-02-09 1917-02-08 Gerhard Nicolaas Improvements in the Manufacture of Chromates.

Also Published As

Publication number Publication date
DE2329925A1 (de) 1974-01-03
IN141955B (xx) 1977-05-14
ZA733774B (en) 1974-11-27
DE2329925B2 (de) 1974-05-02
ES415808A1 (es) 1976-02-01
FR2187929A1 (xx) 1974-01-18
IT991626B (it) 1975-08-30
GB1443202A (en) 1976-07-21
FR2187929B1 (xx) 1975-03-28
AR195005A1 (es) 1973-08-30
JPS4931514A (xx) 1974-03-22
RO62807A (xx) 1977-08-15
JPS5313570B2 (xx) 1978-05-11

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