Major South Korean refiners are expected to post a turnaround in their third quarter earnings, recovering from losses and dismal profits in the previous quarter, on the back of stronger margins amid rising oil prices, according to analysts Friday. SK Innovation Co., the energy unit under SK Group, is forecast to log 667.5 billion won (US$498 million) in the operating profit for the July-September period, turning around from a loss of 107 billion won in the previous three months, according to the