Sinopec agrees to buy into Angolan oilfield

Sinopec Group, Asia's largest refiner, has agreed to buy 10 percent of Marathon Oil Corp's Angolan offshore oil and gas field for $1.52 billion. Sonangal Sinopec International Ltd, a group subsidiary, will acquire 10 percent of the shares in Houston-based Marathon's field, Block 31, the State-owned oil company said.

Marathon is a United States-based independent oil company that owns a 10 percent stake of Block 31 and a 10 percent stake of Block 32.