India’s largest state-owned refiner, Indian Oil Corporation (IOC), has boosted purchases of crude oil from ?West Africa and the Middle East, as New Delhi steers clear of Russian crude in the wake of the trade deal with the United States. Indian Oil has acquired six million barrels of Middle East and West Africa crudes, traders told Reuters on Monday. The refiner has bought crude from Nigeria, Angola, and the United Arab Emirates (UAE) via tenders issued last week for delivery in April. Indian Oil has bought Pazflor crude from Angola…