FR655793A - Procédé de purification déminerais de chrome - Google Patents

Procédé de purification déminerais de chrome

Info

Publication number
FR655793A
FR655793A FR655793DA FR655793A FR 655793 A FR655793 A FR 655793A FR 655793D A FR655793D A FR 655793DA FR 655793 A FR655793 A FR 655793A
Authority
FR
France
Prior art keywords
chromium
purification process
mine
mine purification
purification
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
Application number
Other languages
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR655793A publication Critical patent/FR655793A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR655793D 1927-04-16 1928-04-16 Procédé de purification déminerais de chrome Expired FR655793A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE655793X 1927-04-16

Publications (1)

Publication Number Publication Date
FR655793A true FR655793A (fr) 1929-04-23

Family

ID=6582163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR655793D Expired FR655793A (fr) 1927-04-16 1928-04-16 Procédé de purification déminerais de chrome

Country Status (1)

Country Link
FR (1) FR655793A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432515A (en) * 1981-03-12 1984-02-21 Valmet Oy Liquid fuel tank for an airplane and method and apparatus for manufacturing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432515A (en) * 1981-03-12 1984-02-21 Valmet Oy Liquid fuel tank for an airplane and method and apparatus for manufacturing the same

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