MicroholeTechnology
nestimated407billionbarrelsofAonshorediscoveredoilintheU.S.isnon-recoverablewithcurrentdrillingandproductiontechnolo-gies.Ofthattotal,218billionbar-relscanbefoundattherelativelyshallowdepthsof5,000feetorless.Evenattoday°Oshighoilpricesindustry-sponsoredresearchremainsonthedecline,
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