Oil prices rose in Asian trading on Tuesday ahead of closely watched talks on soaring crude prices by leaders of the world's rich industrial nations.New York's main oil futures contract, light sweet crude for August delivery, was 67 cents higher at 142.04 dollars a barrel after slumping 3.92 dollars to close at 141.37 dollars on Monday at the New York Mercantile Exchange. Brent North Sea crude for August was 48 cents higher at 142.35 dollars from a drop of 2.55 dollars to 141.87 dollars a barrel Monday in London.