2015
|
Invention
|
Solvent extraction process for separating cobalt from nickel in aqueous solution.
A process for ... |
2011
|
Invention
|
Solvent extraction process for separating cobalt from nickel in aqueous solution. A process for s... |
2008
|
Invention
|
Process for precious metal recovery from a sulphide ore or concentrate or other feed material. A ... |
2007
|
Invention
|
Process for gold and silver recovery from a sulphide concentrate. A process for the extraction of... |
2003
|
Invention
|
Pressure oxidation leaching in the presence of an acidic solution of halide and sulfate ions from... |
|
Invention
|
Process for the treatment or removal of impurities in a hydrometallurgical extraction process. A ... |
2002
|
Invention
|
Process for the treatment of molybdenum concentrate. 2) to produce a pressure oxidation solution ... |
|
Invention
|
Process for the treatment of molybdenum concentrate. A method of treatment or purification of a m... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of metals. A process for the extraction of a base... |
2001
|
Invention
|
Process for the extraction of copper from a sulphide copper ore or concentrate. A process for the... |
1999
|
Invention
|
Chloride assisted hydrometallurgical extraction of metal. A process for the extraction of a metal... |
1998
|
Invention
|
Process for the recovery of nickel and/or cobalt from a concentrate. A process for the recovery o... |
|
Invention
|
Process for the solvent extraction of nickel and cobalt values in the presence of magnesium ions ... |
|
Invention
|
Process for extraction of metal from an ore or concentrate containing nickel and/or cobalt. A pro... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of nickel and cobalt from sulphide or laterite or... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of copper from sulphide ore materials. A process ... |
1996
|
Invention
|
Process for the recovery of nickel and/or cobalt from an ore or concentrate. A process for the ex... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of nickel and cobalt from sulphide ores. A proces... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of metal. A process for the extraction of preciou... |
|
Invention
|
Chloride assisted hydrometallurgical extraction of metal. A process for the extraction of zinc fr... |
1995
|
Invention
|
Chloride assisted hydrometallurgical copper extraction. A process for the extraction of copper fr... |
1993
|
G/S
|
Technical consulting and commercial services, namely engineering, cost estimation, supervision, i... |
|
Invention
|
Hydrometallurgical copper extraction process. A process for the extraction of copper from a sulph... |
1992
|
Invention
|
Hydrometallurgical copper extraction process. A process for the extraction of copper from a coppe... |