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Back to the List of the Granted Patents                                                Click here to download AP2106 PDF

(11)    Patent No :    AP 2106   
(21)    Application No :    AP/P/2006/003649   
(22)    Filing Date :    03.12.2004   
(24)    Date of Grant &    10.02.2010   
           
(45)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
ZA    2003/9970    23.12.2003

(84)    Designated State

BW    GM    GH    KE    LS    MW  MZ   NA   SL
SD    SZ    T Z    UG    ZM    ZW
 
(73) Applicant(s)

BATEMAN LUXEMBOURG SA, Zurcherstrasse 16A, CH-8852

Altendorf,
Switzerland

(72) Inventors

SPENCER Peter Andrew, Australia

HENDERSON Gregory Kitson, Australia

(74) Representative

GILL, GODLONTON & GERRANS

ZIMBABWE
 

(51)  International  Classification   C22B 1/10 (2006.01)    C22B 1/11 (2006.01)
C22B 3/12 (2006.01)   


(54)    Title

A method of recovering metal values from refractory sulphide ores and concentrates

(57)    Abstract

This invention relates to a method of recovering metal values from refractory sulphide ores and concentrates. The method includes the steps of comminuting a refractory sulphide ore or concentrate, treating the ore or concentrate in an alkaline solution, and recovering the metal values from the treated ore or concentrate.

(56)  Documents Cited :    US 4 654 079 A

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