KIEV, July 25 - Ukraine??™s largest oil refinery UkrTatNafta plans to increase crude oil refining 8.4% year-on-year to 6.5 million metric tons in 2006, compared with 6 million tons refined in 2005, the company said Tuesday.

The refinery, which mostly uses crude oil imported from Russia, has been earlier predicting it would refine 6 million tons in 2006.