Crude oil prices held onto overnight gain in Asia on Tuesday with U.S. industry estimates on stockpiles ahead. The American Petroleum Institute will release its estimates of U.S. crude and refined product stocks at the end of last week on late Tuesday to be followed by more closely-watched data from the U.S. Department of Energy on Wednesday. On the New York Mercantile Exchange, WTI crude for November delivery traded up slightly by 0.03% to $46.28 a barrel. Overnight, crude futures rose considerably on Monday amid news that Russia is willing to meet with a host of major oil producers to discuss a plan to combat crashing energy prices worldwide, before paring some gains late in the session as investors locked into profits from a recent surge. Energy traders also digested reports over the weekend that Saudi Arabia has cut prices for November crude oil exported to Asia and the U.S. in a last-ditched effort to regain market share from its top competitors before the front month of crude future contracts expire later this month. On the Intercontinental Exchange (ICE), Brent crude for November delivery wavered between $47.84 and $49.86 a barrel before closing at $49.36, up $1.22 or 2.53% on the session. At one point on Monday, both brent and WTI futures for November delivery neared their highest levels in two weeks. The spread between the international and U.S.