Ukrainian mining and steelmaking company Metinvest said April 7 it is partly resuming operations at Zaporizhstal iron and steel works, the Group’s JV where it holds 49.99% stake and aims to reach 150,000 mt output next month. Coil producer Zaporizhstal in the city of Zaporizhia, south Ukraine, put in hot conservation mode early March, shortly after Russia’s invasion of Ukraine,…