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 ...

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 ...

BEIJING/SINGAPORE (Reuters) -Some Chinese smelters have agreed to process copper from Chilean miner Antofagasta for no charge, a record low for the industry, but the outcome was better than expected ...

TOKYO (Reuters) -Japan, Spain and South Korea issued a rare joint statement on Wednesday expressing deep concerns over tumbling copper treatment and refining charges (TC/RCs), warning both smelters ...

VANCOUVER, BC / ACCESS Newswire / May 6, 2026 / CoTec Holdings Corp. (TSXV:CTH)(OTCQB:CTHCF) ("CoTec" or the "Company") ...

Miner Antofagasta Plc signed contracts to supply copper concentrates to Chinese smelter Jiangxi Copper Co. with processing fees set at the lowest in records going back to 1992. The deal comes after a ...

By Amy Lv and Tony Munroe April 14 (Reuters) - China's copper smelters will likely press ahead with plans to trim output as Beijing's ban on sulphuric acid exports tames a price rally in the byproduct ...

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 ...

ByPeter Strozniak IBM's groundbreaking use of copper to manufacture a new generation of computer chips is expected to benefit the environment. IBM and the U.S. EPA recently reached an agreement over ...

Add Yahoo as a preferred source to see more of our stories on Google. At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, ...