Brent crude LCOc1 was unchanged at $50.27 a barrel by 0845 GMT. U.S. light crude CLc1 was 5 cents lower at $46.73.
US commercial crude oil inventories, excluding the Strategic Petroleum Reserve, decreased by 8.9 million bbl for the week ended Aug. 11 compared with the previous week, the Energy Information Administration said in its weekly oil and products inventory report.
Brent crude futures LCOc1 were at $51.02 per barrel at 0218 GMT, up 22 cents or 0.4 percent from their last close. U.S. West Texas Intermediate (WTI) crude futures CLc1 were at $47.70 a barrel, up 15 cents, or 0.3 percent.
Средняя цена нефти марки Urals по итогам января - июля 2017 года составила $ 49,94 за баррель.
Mergers among offshore oil drillers are raising hopes that consolidation could bring relief to a sector struggling to emerge from an industry downturn triggered by low crude prices.
Brent crude futures, LCOc1 the international benchmark for oil prices, were at $51.92 per barrel at 0652 GMT, down 18 cents, or 0.4 percent, from their last close. U.S. West Texas Intermediate (WTI) crude futures CLc1 were at $48.70 a barrel, down 12 cents, or 0.3 percent.
North Sea Brent crude oil spot prices averaged $48 per barrel (b) in July, $2/b higher than the June average and almost $4/b higher than in July 2016. EIA forecasts Brent spot prices to average $51/b in 2017 and $52/b in 2018. West Texas Intermediate (WTI) crude oil prices are forecast to average $2/b less than Brent prices in both 2017 and 2018.
Global oil stocks fell by 500,000 b/d and preliminary data for July, particularly in the US where stocks fell by 790,000 b/d, is supportive of rebalancing supplies with demand, according to the most recent Oil Market Report from the International Energy Agency.
Total crude oil production from the Organization of Petroleum Exporting Countries increased 173,000 b/d month-over-month in July to average 32.87 million b/d.
Saudi Arabia's state budget deficit shrank by a fifth from a year earlier in the second quarter of this year as revenues rose moderately and spending fell marginally, finance ministry figures showed on Sunday.