Oil futures were up slightly in early Asian trade on Thursday after losses the previous session on official figures showing a sixth consecutive week of inventory gains in U.S. crude stockpiles. Crude prices slumped as much as 4 percent on Thursday after the Energy Information Administration said U.S. crude inventories added 2.85 million barrels last week, in line with forecasts, despite a drop in imports to the lowest level since 1991 <EIA/S>. U.S. crude was up 5 cents at $46.38 a barrel by 0621 GMT. The contract fell $1.58, or 3.3 percent, to $46.32 on Wednesday. Brent crude rose 11 cents to $48.69 a barrel, after dropping 3.9 percent on Wednesday. “The U.S. data was a negative and there is not much chance of further improvement at this stage […]