REFILE-UPDATE 2-Shell, Chevron likely to win Ukraine shale gas deals
* Ukraine ranks 3rd in Europe by estimated shale gas reserves
* Winners expected to invest hundreds of millions in exploration
* To team up with state firm and its private local partner
* Ukraine hopes to ease its dependence on Russian gas supplies
By Pavel Polityuk
KIEV, May 10 (Reuters) - Ukraine is likely to award tenders to two Western energy companies for potentially large shale gas fields, a government source said on Thursday, as Kiev tries to reduce its dependence on gas imports from Russia.
Anglo-Dutch Shell and Chevron of the United States are likely to win the right to explore and develop the fields, seeing off rival bids from Italy's Eni, Exxon Mobil and Russia's TNK-BP, the source told Reuters.
One contract area, Yuzivska, is in the eastern Donetsk and Kharkiv regions with the other, Olesska, in the western Lviv region. "(The likely winners are) Shell for Yuzivska and Chevron for Olesska," the source said. Continued...