More than 50 European companies may be barred from exporting gas to Ukraine during the peak storage season if the Ukrainian and Slovak gas transmission system operators fail to reach a solution for an alternative transport route during an unplanned pipeline outage this summer.
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A view of pipelines at the Bilche-Volytsko-Uherske underground gas storage facility, the largest in Europe, not far from the village of Bilche village, in the Lviv region of western Ukraine, on May 21, 2014.