old mining pr ocessing plants

Mining and Processing Plants. KGHM . KGHM Polska Miedź is one of the largest producers of copper and silver in the world. The mining & metallurgy company is based in Poland in Lubin. KGHM Polska Miedź S.A. owns shares in 33 entities, operating in various production and service-related areas. Their vision is to become a major global copper ...