3. Hydrometallurgical processes
Lead hydrometallurgy can be divided into two categories:
galena concentrates and recycling of secondary sources ;
This process has been developed industrially, as it has the advantage of recovering by-products such as indium.
3.1 Galena concentrates and secondary sources
3.1.1 Penarroya process – Minemet Research
This process was developed to treat sulfide ore concentrates, in particular galena, blende,...
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Hydrometallurgical processes
Secondary sources of lead
Bibliography
Websites
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Battery Council International
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CSIRO (Commonwealth Scientific and Industrial Research Organisation) – Australia
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Statistical and economic data
World lead reserves and primary resources
According to the United States Geological Survey (USGS), lead reserves were in the region of 78.5 Mt in 2009 (table ), and identified world resources are estimated at over 1.5 billion tonnes.
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