MINING.COM

Edinburgh researchers license tech to extract gold and copper from electronic waste

Lithium Universe will deploy and sub‑license the technology globally as part of its expanding precious metals recycling ...
Goldseiten

Lithium Universe Ltd: Acquires Breakthrough Gold and Copper Extraction from E-Waste Technology

Lithium Universe Ltd. is pleased to announce that it has secured an exclusive global licence from the University of Edinburgh for a breakthrough process to recover gold and copper from waste computers ...
insider.si.edu

The Hunt and Douglas process for extracting copper from its ores : with an appendix including notes on the treatment of silver and gold ores

"Copies of this ... pamphlet may be had by addressing J. Oscar Stewart ... For further information ... address James Douglas ... or T. Sterry Hunt" - p. 39.
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, ...
MIT Technology Review

Microbes could extract the metal needed for cleantech

Amid rising demand, miners are turning to biotech firms to help them squeeze more metal out of aging mines. In a pine forest on Michigan’s Upper Peninsula, the only active nickel mine in the US is ...
AZOM

Trace Element Analysis of Precious Metals in Copper Ores

The global demand for precious metals has surged due to significant economic expansion. Chalcopyrite (CuFeS 2) now serves as the world's preeminent copper ore. Image Credit: Dan Olsen/Shutterstock.com ...