Bloomberg | Top BP Executive Warns OPEC Needs to Prolong Oil Output Curbs Bloomberg Although better known for their oil fields, refineries, and service stations, BP, Royal Dutch Shell Plc and Total SA are also among the world's biggest energy traders. From dealing floors that resemble the operations of major Wall Street banks in ... China oil consumption helping to ease downturn but fears persist Oil Traders Turn More Bullish at Asia's Top Energy Conference |