New Delhi, Oct 28 ONGC Videsh (OVL), the overseas arm of state-run Oil and Natural Gas Corp, Tuesday signed an agreement for joint exploration in PetroVietnam’s two blocks in the
New Delhi, Oct 28 ONGC Videsh (OVL), the overseas arm of state-run Oil and Natural Gas Corp, Tuesday signed an agreement for joint exploration in PetroVietnam’s two blocks in the