kantor pt mamahak coal mining - produsen mesin。mamahak coal mining pt spadkowepostepowanie.pl. Aug 27 East ... which identifies an overall 33% increase in Coal Resources at the MCM mining concession since the last JORC statement was issued on behalf of by PT SMG Consultants ("SMGC") operations at Mamahak were suspended in November 2012 due mainly to the impact of an industrial dispute between Mamahak's mining contractor PT PPA and its on-site personnel.
