The American explorer’s Hungarian subsidiary Horizon General will pay AIM-listedSan Leon Energy’s share of the costs to hydraulically fracture the MainDolomite discovery.

The Torzym licence area find was made by London-listedAurelian Oil & Gas, which was acquired by San Leon Energy last year.

The explorer said at the time it had seen good oil showswith initial testing on the Zechstein Upper Permian play.

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