(19)
(11) EP 0 236 466 A1

(12)

(43) Date of publication:
16.09.1987 Bulletin 1987/38

(21) Application number: 86905783.0

(22) Date of filing: 17.09.1986
(51) International Patent Classification (IPC): 
C22B 3/ 16( . )
(86) International application number:
PCT/EP1986/001734
(87) International publication number:
WO 1987/001734 (26.03.1987 Gazette 1987/07)
(84) Designated Contracting States:
BE

(30) Priority: 18.09.1985 DE 19853533183

(71) Applicant: Fried. Krupp Gesellschaft mit beschränkter Haftung
D-45143 Essen (DE)

(72) Inventors:
  • FINKE, Wolfgang
    Mülheim/Ruhr (DE)
  • NEUSCHÜTZ, Dieter
    D-4300 Essen 18 (DE)
  • SCHEFFLER, Ulrich
    D-4300 Essen 16 (DE)

   


(54) PROCESS FOR EXTRACTING ZINC FROM SILICATE ZINC ORES