Oil and Natural Gas Corp (ONGC), India's biggest explorer, will next week sign a deal to acquire stake in two Siberian oilfields, including the strategic Vankor, during Russian President Vladimir Putin's visit to India.
ONGC Videsh Ltd, the overseas arm of state explorer, will sign a memorandum of understanding (MoU) for acquiring the stake in Vankor and Yurubcheno-Tokhomskoye fields, government officials said.