GLOBAL PETROLEUM <GNR> UPS HEAVY FUEL PRICES Global Petroleum Corp said it had raised the contract prices for heavy fuel oil from 25 cts to one dlr per barrel, effective today. The company said 0.3 pct fuel oil is up one dlr a barrel to 22.25 dlrs a barrel. They said 0.5 pct fuel oil is up by 50 cts to 21.95 dlrs a barrel. Global raised one pct fuel oil by 35 cts to 20.25 dlrs a barrel. The company raised 2.2 pct fuel by 25 cts to 19.50 dlrs a barrel. Global raised 2.5 pct fuel oil by 45 cts to 19.45 dlrs a barrel.