Codelco and Glencore Chile SPA signed a Memorandum of Understanding (MoU) with the aim of advancing the development of a new ...

SANTIAGO, Dec 3 (Reuters) - Chile's state-run copper producer Codelco said on Wednesday it has signed a memorandum of ...

Chile’s state-run copper producer Codelco and Swiss commodities trader and miner Glencore have entered into a memorandum of ...

Copper is refined from complex compounds containing elements such as zinc, lead and other elements. During copper smelting, it is essential to understand the complicated morphology of several ...

Copper smelting is an intricate high‐temperature process that converts copper concentrates into purer metallic copper through a series of chemical and thermal reactions. Central to modern smelting ...

Nuton technology uses naturally occurring microorganisms to extract copper from primary sulphide ores, which are generally ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

About 5,000 years ago, people living in what is now Iran began extracting copper from rock by processing ore, an activity ...

DODOMA: TANZANIA continues to make significant progress in its programme to establish mineral value-addition industries, with ...

Glencore was selected by Chilean state-owned miner Codelco to design and possibly develop a new copper smelter in Chile with ...