Crude rebounds from 6-yr low amid refinery shutdown, weaker dollar

Energy traders also reacted to continuing builds in U.S. oil rigs from late last week, after oil services firm Baker Hughes  said its weekly rig count for the week that ended on July 31 increased by six to 670. It marked the third consecutive week of such increases. The count among U.S. oil rigs is still down approximately 60% from its high last October when it peaked above 1,600.