FR2447404A1 - Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt - Google Patents

Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt

Info

Publication number
FR2447404A1
FR2447404A1 FR7902816A FR7902816A FR2447404A1 FR 2447404 A1 FR2447404 A1 FR 2447404A1 FR 7902816 A FR7902816 A FR 7902816A FR 7902816 A FR7902816 A FR 7902816A FR 2447404 A1 FR2447404 A1 FR 2447404A1
Authority
FR
France
Prior art keywords
slag
furnace
cobalt
metal
redn
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
FR7902816A
Other languages
English (en)
Other versions
FR2447404B3 (fr
Inventor
Louis Boscaro
Michel Demange
Francis Dubrous
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.)
SOFREM
Original Assignee
SOFREM
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 SOFREM filed Critical SOFREM
Priority to FR7902816A priority Critical patent/FR2447404A1/fr
Publication of FR2447404A1 publication Critical patent/FR2447404A1/fr
Application granted granted Critical
Publication of FR2447404B3 publication Critical patent/FR2447404B3/fr
Granted 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/02—Obtaining nickel or cobalt by dry processes
    • C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

L'INVENTION CONCERNE UN PROCEDE DE REDUCTION SELECTIVE AU FOUR ELECTRIQUE DE LAITIERS OXYDES A FAIBLE TENEUR EN COBALT. LE PROCEDE CONSISTE A CHARGER DANS UN FOUR ELECTRIQUE A GARNISSAGE NON CARBONE LE LAITIER, UN REDUCTEUR EN QUANTITE SUFFISANTE POUR REDUIRE LA TOTALITE DES OXYDES DE COBALT ET AUTRES METAUX DE VALEUR, ET SEULEMENT UNE FRACTION DES OXYDES DE FER, ET A COULER PERIODIQUEMENT UNE FRACTION SEULEMENT DU LAITIER EPUISE ET DE L'ALLIAGE FORME. APPLICATION A L'OBTENTION DE FERROCOBALT RICHE EN COBALT.
FR7902816A 1979-01-29 1979-01-29 Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt Granted FR2447404A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7902816A FR2447404A1 (fr) 1979-01-29 1979-01-29 Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7902816A FR2447404A1 (fr) 1979-01-29 1979-01-29 Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt

Publications (2)

Publication Number Publication Date
FR2447404A1 true FR2447404A1 (fr) 1980-08-22
FR2447404B3 FR2447404B3 (fr) 1981-10-30

Family

ID=9221571

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902816A Granted FR2447404A1 (fr) 1979-01-29 1979-01-29 Procede de reduction selective au four electrique de laitiers oxydes a faible teneur en cobalt

Country Status (1)

Country Link
FR (1) FR2447404A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0489591A1 (fr) * 1990-12-06 1992-06-10 Elkem Technology A/S Procédé de traitement des sous-produits et des déchets zincifères

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0489591A1 (fr) * 1990-12-06 1992-06-10 Elkem Technology A/S Procédé de traitement des sous-produits et des déchets zincifères

Also Published As

Publication number Publication date
FR2447404B3 (fr) 1981-10-30

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Legal Events

Date Code Title Description
ST Notification of lapse