A worker checks the valve of an oil pipe at the Lukoil company owned Imilorskoye oil field outside the West Siberian city of Kogalym, Russia, January 25, 2016. Oil prices rose over 1 percent on Tuesday, shrugging off a slump in China’s manufacturing sector that stirred fears of slowing demand growth, with markets instead focusing on a fall in U.S. and OPEC output that might tighten an otherwise bloated market. U.S. crude futures were trading at $34.22 per barrel at 0739 GMT, up 47 cents from their last settlement. Prices are up 30 percent from Feb. 11, when the contract dropped to an intra-day low of $26.05 a barrel, the lowest since 2003. ANZ bank said that a break above $34 would “add to the view for some that the bottom in the crude oil market is now in place”. International benchmark Brent crude futures were up 40 cents […]