Indian Oil Corporation Limited (BSE:530965) is planning to buy assets abroad which allow it to secure more of the crude that it uses for its refining activities from its own sources. B Ashok, the chairman of Indian Oil said, "We are also looking at economics and seeing where the assets are available. "There are lots of opportunities possibly on offer in Africa, Middle East and South East Asia. We are looking at these and if the prices are right, we will go for it."