United Tractors unit Suprabari produces 350,000 tons of coal in Q1 Monday, April 29 2019 - 04:32AM WIB Petromindo|Thomas By Thomas Sembiring IDX-listed heavy equipment and coal mining firm PT United Tractors Tbk UNTR said ... Log in to read the story Login Related News & Products Indonesian Coal Report Issue 51 Indonesian Nickel Report Issue 48 Indonesia Coal Industry Map 2023 Indonesian Nickel Book 2022 Mifa Bersaudara records lower coal output in 1Q GEMS secures coal sales deals with GMR Holding Adaro's coal barging contract with MBSS set to conclude in September Adaro Minerals plans higher capex for 2024