NEW YORK, Aug. 21 (Xinhua) -- Oil prices inched up on Friday.
The West Texas Intermediate for October delivery went up 23 cents, or 0.26 percent, to settle at 87.06 U.S. dollars a barrel on the New York Mercantile Exchange. Brent crude for October delivery gained 61 cents, or 0.65 percent, to settle at 94.39 dollars a barrel on the London ICE Futures Exchange.
