Indika conducts study on clean alumina smelter technology Wednesday, January 18 2023 - 02:16PM WIB By William Jhanesta IDX-listed coal mining and energy firm PT Indika Energy Tbk IDX INDY said ... Log in to read the story Login Related News & Products Indonesian Nickel Book 2022 HPE of most mineral commodities continue to rise LAW NO. 3 OF 2020 REGARDING AMENDMENT OF LAW NO. 4 OF 2009 REGARDING MINERAL AND COAL MINING INDONESIAN MINERALS BOOK 2019/2020 Indonesia Regional Minerals Maps 2019 Antam reports lower 2022 ferronickel output, sales Lion: Pani gold project deferred consideration received PGN plans LNG infrastructures to facilitate gas supply for smelters