Oil prices rebounded on Friday, clawing back some of the ground lost this week, but remained close to their lowest levels in more than a year as rising U.S. inventories and concern over global economic growth kept markets under pressure. Brent crude oil LCOc1 was up $1.20, or 2.3 percent, at $53.36 a barrel by 0830 GMT, having earlier risen more than 3 percent. It had dropped 4.2 percent on Thursday. U.S. light crude CLc1 was up $1.20, or 2.7 percent, at $45.81, after rising 3.6 percent in early trade. Oil prices fell to their lowest in almost 18 months this week and are down more than 20 percent for the year, […]