VANCOUVER, BC / ACCESS Newswire / June 5, 2025 / CoTec Holdings Corp. (TSXV:CTH)(OTCQB:CTHCF) ("CoTec" or the "Company") is pleased to announce that its investment, Ceibo Inc. ("Ceibo"), has achieved ...

TORONTO, Oct. 07, 2025 (GLOBE NEWSWIRE) -- McEwen Copper Inc., 46.4% owned by McEwen Inc. (MUX) is pleased to announce positive results from the independent Feasibility Study (FS) for its 100%-owned ...

Copper cathodes are loaded onto a train at Glencore-owned Canadian Copper Refinery in Montreal.Andrej Ivanov/AFP/Getty Images The 50% tariff on imported copper that starts Friday excludes a critical ...

The copper electrorefining process is a well‐established method for producing high-purity copper from impure anodes by utilising electrochemical principles. In this process, copper dissolves at the ...

Limited refining capacity for metals such as copper, aluminum, nickel, graphite and rare earths is creating a strategic ...

Add Yahoo as a preferred source to see more of our stories on Google. President Donald Trump directed the Secretary of Commerce this week to investigate the "national security risks" posed by our ...

SANTIAGO, April 6 (Reuters) - Smelters will wrest back some control from miners in annual treatment charge talks, as record copper prices encourage ore output that may struggle to find a home, ...

Still Bright hopes its chemical process could help replace polluting copper smelters. Demand for copper is surging, as is pollution from its dirty production processes. The founders of one startup, ...