Indian state-owned Oil and Natural Gas Corporation saw quarterly profits drop 34% after being hit by higher costs.
Expenses were up to 147.21billion rupees ($2,4billion) as the company posted net profits of 40.2billion rupees ($660million) for the quarter to JuneĀ – down from 60.8billion in the same period for 2012.
Net sales fell 4.3 percent to 192.18 billion rupees.