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Priority to ES27822ApriorityCriticalpatent/ES27822A1/en
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An improved chemical process for removing zinc from sulphurous gangs and recovering lead, silver, gold and other metals from them and other sulphurous gangs.
A procedure for the extraction of metals from their sulfides, in particular zinc and lead and in general all those metals that have less affinity for sulfur than copper.
A procedure for the extraction of gold, antimony, tellurium and arsenic from the minerals that contain them, facilitating at the same time the extraction of silver and improving the quality of the extracted copper.
A procedure for the metallurgical treatment of natural and artificial minerals by the wet method, containing metals, in the simple or complex state; zinc, gold, lead, silver, copper or others.