Business Wire

Arizona Sonoran Achieves Average of 87% Extraction Rates of Soluble Copper in the Enriched Material

CASA GRANDE, Ariz. & TORONTO--(BUSINESS WIRE)--Arizona Sonoran Copper Company Inc. (TSX:ASCU | OTCQX:ASCUF) (“ASCU” or the “Company”) an emerging US-based copper developer, announces results from 12 ...
Nature

Copper Electrolyte Purification and Impurity Removal

Copper electrolyte purification and impurity removal are critical to ensuring the production of ultra‐high purity copper during the electrorefining process. The removal of deleterious elements such as ...
Business Wire

Ceibo Raises $30 million to Scale Advanced Copper Extraction Technology

SANTIAGO, Chile--(BUSINESS WIRE)--Ceibo, an advanced copper extraction technology company, today announced it has raised a $30 million Series B financing. The round was led by Energy Impact Partners, ...
Nasdaq

Americas Gold and Silver Achieves Breakthrough With 99%+ Antimony Extraction From Its Copper Concentrate, Supporting Potential Primary Production in the United States

These assay results indicate an antimony-to-copper ratio in the tetrahedrite ore that is approximately 0.64-to-1 (versus 0.69-to-1 reflected in the above historical results). Antimony and copper is ...