Petro River Oil to Drill for Second Discovery in Osage County, OK
15 mai 2017 06h00 HE
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Petro River Oil Corp.
NEW YORK, May 15, 2017 (GLOBE NEWSWIRE) -- : Petro River Oil Corp. (OTCBB: PTRC) (“Petro River” or the “Company”), an independent oil and gas exploration company, expects to spud the Red Fork...