Chemaf SA Sells Congolese Assets to Chinese Miner Norinco to Settle Debts Africa Cobalt DRC Chemaf SA Sells Congolese Assets to Chinese Miner Norinco to Settle Debts Staff Writer Posted on 3 months ago Chemaf SA, a cobalt miner, has agreed to sell its assets in the Democratic Republic of Congo... Read More Read more about Chemaf SA Sells Congolese Assets to Chinese Miner Norinco to Settle Debts