Copper processing economics are under pressure. Treatment and refining charges have turned negative as Chinese smelting capacity continues to outpace global mine supply, squeezing independent smelters ...

Arizona produces the majority of the United States' copper. But the state mine inspector said industry growth is ...

America needs to get serious about copper. Our nation mines copper but ships it to China for processing, a supply chain failure that has become a national security vulnerability, because copper is ...

There's a growing push to use new technology to boost U.S. copper processing amid surging demand from the AI boom. Why it matters: The U.S. has decent copper resources, but the majority of processing ...

Electrochemical copper refining harnesses controlled redox reactions to convert impure blister copper into high-purity metal, chiefly through electrorefining and electrowinning techniques. In ...

“The blending operation will receive complex concentrates with high arsenic content. The scale of the blending capacity is not set yet. Jiangxi Copper has no such overseas blending operation so it is ...

The major project, including the controversial process of scrap dismantling, was approved despite opposition from the Malaysian market on how the country should avoid being a ‘dumping ground’ ...

HANOI/BEIJING, March 5 (Reuters) - Fees to process copper concentrate in China, which have plummeted to their lowest level in over a decade due to short supply, could recover in the second quarter ...

ALBUQUERQUE, N.M.--(BUSINESS WIRE)--Optomec -- a leading, privately-held global supplier of production-grade additive manufacturing equipment and software today announced the development of a pure ...

Copper Intelligence (OTCID: CUAI) and CoTec Holdings Corp. (TSX-V: CTH) (OTCQB: CTHCF) have entered a joint venture to process historical copper tailings in the Democratic Republic of Congo, as demand ...