CA2261527A1 - Methode de pretraitement du minerai - Google Patents

Methode de pretraitement du minerai Download PDF

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Publication number
CA2261527A1
CA2261527A1 CA 2261527 CA2261527A CA2261527A1 CA 2261527 A1 CA2261527 A1 CA 2261527A1 CA 2261527 CA2261527 CA 2261527 CA 2261527 A CA2261527 A CA 2261527A CA 2261527 A1 CA2261527 A1 CA 2261527A1
Authority
CA
Canada
Prior art keywords
ore
pretreating
kiln
hot gases
helium
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.)
Granted
Application number
CA 2261527
Other languages
English (en)
Other versions
CA2261527C (fr
Inventor
Joseph Iwasenko
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2261527 priority Critical patent/CA2261527C/fr
Publication of CA2261527A1 publication Critical patent/CA2261527A1/fr
Application granted granted Critical
Publication of CA2261527C publication Critical patent/CA2261527C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • C22B1/00—Preliminary treatment of ores or scrap
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA 2261527 1999-02-12 1999-02-12 Methode de pretraitement du minerai Expired - Fee Related CA2261527C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2261527 CA2261527C (fr) 1999-02-12 1999-02-12 Methode de pretraitement du minerai

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2261527 CA2261527C (fr) 1999-02-12 1999-02-12 Methode de pretraitement du minerai

Publications (2)

Publication Number Publication Date
CA2261527A1 true CA2261527A1 (fr) 1999-12-20
CA2261527C CA2261527C (fr) 2006-01-03

Family

ID=29555136

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2261527 Expired - Fee Related CA2261527C (fr) 1999-02-12 1999-02-12 Methode de pretraitement du minerai

Country Status (1)

Country Link
CA (1) CA2261527C (fr)

Also Published As

Publication number Publication date
CA2261527C (fr) 2006-01-03

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Legal Events

Date Code Title Description
EEER Examination request
FZDC Correction of dead application (reinstatement)
MKLA Lapsed

Effective date: 20140212