Gécamines S.A. was established in 1906 when Société Générale de Belgique -Union Miniere du Haut Katanga (UMHK) merged with Tanganyika Concessions Ltd. In 1967, UMHK became Congolese General Minerals (GECOMIN). In 1970 GECOMIN became Congolese General Mines (GÉCOMINES) which in 1972 became Gécamines.... Read more
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