Oil prices ticked higher Friday, as traders weighed a slew of mixed supply signals from the week and awaited further figures that could shift projections for a market deficit. Light, sweet crude for August delivery closed up 68 cents, or 1%, to $71.01 was recently up 0.5% at $70.66 a barrel on the New York Mercantile Exchange. Brent crude , the global benchmark, added 88 cents, or 1.2%, to $75.33. Prices have stabilized since tumbling Wednesday after Libya indicated it would resume export activities at its eastern ports, potentially easing fears of a supply shortage. The Ras Lanuf Oil and Gas Processing Company in Libya, pictured Tuesday. Photo: esam omran al-fetori/Reuters Supply disruptions in Libya and other countries and U.S. sanctions against Iran pushed oil prices near their highest level since 2014 early in the week, and analysts say there is still uncertainty about how much oil will quickly […]