PT Patra Niaga - Patra Niaga is one of the reputable company in downstream oil and gas in Indonesia. The Company focused in trading fuels and non fuels, bunkering, fuels and LPG transportation, fuel management services, fuel storage and distribution, EPC and operation maintenance. The Company was established in 1997 under name of PT Elnusa Harapan and in 2004 renamed into PT Patra Niaga. Info