5-nonyisalicylaidoximes and their use in metal extraction...

82sr-82rb radioisotope generator

A bacterially assisted heap leach

A hydrometallurgical method for leaching base metals

A method and an apparatus for recovery of metals

A method and device for admixture of powder in a liquid

A method and use of an apparatus for recovery of metals or...

A method for catalytic oxidation of refractory gold...

A method for extracting copper from an aqueous solution

A method for increasing the chrome to iron ratio of...

A method for increasing the chrome to iron ratio of...

A method for isolation and production of magnesium metal,...

A method for melting magnesium and melting apparatus

A method for precipitating iron from a zinc sulphate...

A method for processing gold-bearing sulfide ores involving...

A method for producing a bulk concentrate for recovery of...

A method for purifying the solution in the...

A method for recovering gold and other precious metals from...

A method for recovering the valuable metal content of a...

A method for recovery of precious metals