ES4041A1 -
An improved process for heating minerals mainly for the extraction of the precious metals contained therein and for concentrating heavy materials.
- Google Patents
An improved process for heating minerals mainly for the extraction of the precious metals contained therein and for concentrating heavy materials.
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Individual
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Individual
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ES4041A1884-03-071884-03-07
An improved process for heating minerals mainly for the extraction of the precious metals contained therein and for concentrating heavy materials.
ExpiredES4041A1
(en)
Improvements introduced in the treatment of metals, either to separate them from their minerals, to refine them, to make alloys or for other similar operations.
Improvements introduced in the extraction or separation of metals from simple, compound or refractory minerals, gangas and metallic compounds of any kind.
Improvements in the Treatment of Copper Ores or Minerals for the Obtainment of Copper and other Metals therefrom and the Recovery and Treatment of Bye-products of the Process.
Improvements in the means of effecting the separation of particles of different specific gravities, intended more especially for the separation of gold and other metals from crushed or divided minerals.
A procedure for separating iron particles from substances or mixtures that contain it, by means of the electromagnetic separating apparatus that is described.