Denis Borisov , director at EY 's oil and gas center in Moscow , said he expected an surge Movement.up.gain in Russian oil deliveries by 2013 , with diesel supplies surging Movement.up.gain by 17 million tonnes per year , and gasoline deliveries seen soaring Movement.up.gain by around 8 million tonnes .

While U.S. oil output has been soaring Movement.up.gain fast , part of the big upsurge Movement.up.gain in supplies has come from countries that remain at risk of supply restrictions Cause.movement.down.loss , including UAE and Russia .

After soaring Movement.up.gain above $ 19 a barrel on Tuesday , oil prices fell Movement.down.loss back last night to $ 18.84 in spite of an announcement by Iran that it would cut Cause.movement.down.loss its production next month .

NEW YORK ( Reuters ) - Brent crude oil reversed losses soaring Movement.up.gain back $ 55.47 per barrel on June , as fighting Civil.unrest in Ukraine and deteriorating relations Geopolitical.tension between Russia and the Libya ignited new fears of output restrictions Cause.movement.down.loss in the market .

While U.S. oil supply has been soaring Movement.up.gain fast , part of the big gain Movement.up.gain in supplies has come from countries that remain at risk of supply curbs Cause.movement.down.loss , including UAE and OPEC .

After soaring Movement.up.gain above $ 19 a barrel on Tuesday , oil prices fell Movement.down.loss back last night to $ 18.84 in spite of an announcement by Iran that it would cut Cause.movement.down.loss its production next month .

Oil futures added Movement.up.gain sharply on Thursday with Brent crude soaring Movement.up.gain $ 66.56 for the first time since October on concerns Negative_sentiment that conflict Civil.unrest in Iraq could cut Cause.movement.down.loss supplies .