ATE335861T1 - Verfahren zur erhöhung des chrom/eisen- verhältnisses von chromitprodukten - Google Patents

Verfahren zur erhöhung des chrom/eisen- verhältnisses von chromitprodukten

Info

Publication number
ATE335861T1
ATE335861T1 AT04708695T AT04708695T ATE335861T1 AT E335861 T1 ATE335861 T1 AT E335861T1 AT 04708695 T AT04708695 T AT 04708695T AT 04708695 T AT04708695 T AT 04708695T AT E335861 T1 ATE335861 T1 AT E335861T1
Authority
AT
Austria
Prior art keywords
chromite
iron
chrome
increasing
mixture
Prior art date
Application number
AT04708695T
Other languages
English (en)
Inventor
Mario Bergeron
Marc Richer-Lafleche
Original Assignee
Ressources Minieres Pro Or Inc
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
Priority claimed from CA 2418546 external-priority patent/CA2418546A1/en
Application filed by Ressources Minieres Pro Or Inc filed Critical Ressources Minieres Pro Or Inc
Application granted granted Critical
Publication of ATE335861T1 publication Critical patent/ATE335861T1/de

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
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/08—Chloridising roasting
    • 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
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1204—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
    • C22B34/1209—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by dry processes, e.g. with selective chlorination of iron or with formation of a titanium bearing slag

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
AT04708695T 2003-02-06 2004-02-06 Verfahren zur erhöhung des chrom/eisen- verhältnisses von chromitprodukten ATE335861T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA 2418546 CA2418546A1 (en) 2003-02-06 2003-02-06 A method for increasing the chrome to iron ratio of chromites products
US44543703P 2003-02-07 2003-02-07

Publications (1)

Publication Number Publication Date
ATE335861T1 true ATE335861T1 (de) 2006-09-15

Family

ID=32851598

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04708695T ATE335861T1 (de) 2003-02-06 2004-02-06 Verfahren zur erhöhung des chrom/eisen- verhältnisses von chromitprodukten

Country Status (5)

Country Link
EP (1) EP1590494B1 (de)
AT (1) ATE335861T1 (de)
AU (1) AU2004209574A1 (de)
DE (1) DE602004001860D1 (de)
WO (1) WO2004070066A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2435779A1 (en) 2003-07-22 2005-01-22 Institut National De La Recherche Scientifique A process for recovering platinum group metals from ores and concentrates
CN108101120A (zh) * 2018-01-19 2018-06-01 四川大学 一种制备三氯化铁的新方法
CN112798550B (zh) * 2021-04-14 2021-07-13 四川大学 一种宽测量范围的激光吸收光谱燃烧诊断方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752301A (en) * 1951-03-07 1956-06-26 Walter M Weil Recovery of chromium and iron values from chromium-iron ores
AU1340276A (en) * 1975-05-07 1977-11-03 Ici Australia Limited Removal of iron from ferruginous materials
AU5806896A (en) * 1996-05-31 1998-01-05 Ug Plus International Inc. Process for obtaining chromium enriched chromite from chromite ores

Also Published As

Publication number Publication date
EP1590494A1 (de) 2005-11-02
AU2004209574A1 (en) 2004-08-19
EP1590494B1 (de) 2006-08-09
DE602004001860D1 (de) 2006-09-21
WO2004070066A1 (en) 2004-08-19

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties