PetroChina (PTR), already the world's largest publicly-traded crude producer, says it will "buy...

|About: PetroChina Company Limited (PTR)|By:, SA News Editor

PetroChina (PTR), already the world's largest publicly-traded crude producer, says it will "buy assets on a large scale" to expand output. "Large" might be an understatement; the company plans to invest at least $60B this decade in global oil and natural gas assets to increase the share of overseas output to half of its total.