Rusted out 'pump-jacks' in the oil town of Luling, Texas.

Oil prices rebounded from earlier losses on Wednesday after data showed a larger-than-expected falloff in U.S. crude inventories, a salve for investors after several days of declines on worries about the slow pace of global efforts to reduce a glut.

U.S. commercial crude inventories fell by 3.6 million barrels to a total of 528.7 million barrels in the week through April 21, the Energy Information Administration said.