Recovery of gold from refractory ores and concentrates of...

Recovery of gold from sedimentary gold-bearing ores

Recovery of gold from solution by reduction-precipitation with s

Recovery of gold, silver and platinum group metals with various

Recovery of iron and titanium metal values

Recovery of iron and titanium metal values

Recovery of lead and others metals from smelter flue dusts

Recovery of lead and silver from minerals and process residues

Recovery of lead, zinc and iron sulfide

Recovery of liquid mercury from process streams

Recovery of mercury from acid waste residues

Recovery of mercury from caustic sludges using a hydraulic miner

Recovery of metal from dross and apparatus therefore

Recovery of metal values from a solution by means of cementation

Recovery of metal values from copper reverberatory slag

Recovery of metals

Recovery of metals from bimetallic salt complexes

Recovery of metals from jarosite-containing materials

Recovery of metals from sulphidic material

Recovery of nickel and cobalt by controlled sulfuric acid leachi