Pump jacks are seen at the Lukoil company owned Imilorskoye oil field, as the sun sets, outside the West Siberian city of Kogalym, Russia, in this January 25, 2016 file photo. Oil futures slipped in Asian trade on Friday after hitting resistance at the $50 a barrel mark as investors worried higher prices could reactivate shuttered crude output, adding to global oversupply. Prices were also pressured by a strong greenback that was buoyed by generally positive U.S. economic data amid growing expectations of a near-term rate hike. Brent LCOc1 fell 34 cents, or 0.7 percent, to $49.25 by 0652 GMT on Friday, retreating further from the previous session’s $50.51 peak, its highest since early November. U.S. crude CLc1 dropped 31 cents, or 0.6 percent, to $49.17 a barrel after touching $50.21 on Thursday, it’s highest since early October. Oil pushed through $50 for the first time in around seven […]