World crude prices inched lower in Asian trade today after soaring overnight over tensions between major oil producer Iran and the United States.New York's main contract, light sweet crude for delivery in February, dipped 14 cents to 102.82 dollar after surging 4.13 dollar in US trade. Brent North Sea crude for February shed 10 cents to 112.03 dollar after rallying 4.75 dollar in London deals, the day before