Related by context. Frequent words. (Click for all words.) 64 Chattanooga Shale 63 Fayetteville shale 62 Fayetteville Shale 61 Albany Shale 60 Woodford Shale 59 Arkoma Basin 57 Paradox Basin 57 Haynesville shale 56 Barnett Shale formation 56 Deep Bossier 55 McCully Field 55 Horizontal drilling 55 injection wells 55 Niobrara Shale 54 Wolfcamp 54 Appalachian basin 54 Utica shale 54 areal extent 53 Bakken formation 53 Cherokee Basin 53 Appalachian Basin 53 Bakken shale 52 Anadarko Basin 52 Shouyang Block 52 Permian basin 52 Cadomin 52 Sanish field 52 Haynesville Shale 52 Antrim Shale 52 Williston Basin 51 Maverick Basin 51 Bakken Shale 51 Utica Shale 51 Bakken Formation 51 Akkulka 51 Lower Tertiary 51 Barnett shale 51 Canadian sedimentary basin 51 leasehold acquisitions 50 lucrative Marcellus Shale 50 frac sand 50 Georgina Basin 50 Montney formation 50 coalbed methane wells 50 Marcellus Shale wells 50 El Compas 50 petrophysical 50 Cooper Eromanga Basin 49 Putumayo Basin 49 Moqueta 49 seismically defined 49 Donlin Creek gold 49 sandstone reservoirs 49 wellbores 49 drillable 49 infill wells 49 Elmworth 48 CBM wells 48 Hosston 48 porosities 48 Brinx Resources 48 Uinta Basin 48 Zafranal 48 Monument Butte 48 Denver Julesburg Basin 48 St. Lawrence Lowlands 48 Athabasca basin 48 Lower Shaunavon 48 carbonate reservoirs 48 McMoRan 48 Canada Sedimentary Basin 48 Piceance 48 Western Canadian Sedimentary 48 Ford Shale 47 Haynesville 47 Three Forks Sanish 47 Telemark Hub 47 sedimentary basin 47 geologic formations 47 Giddings Field 47 Homestake Silver 47 GMX Resources 47 Jolly Ranch 47 uranium vanadium 47 Shaft Zone 46 coalbed methane CBM 46 Bakken wells 46 Granite Wash 46 Upper Cretaceous 46 Thelon Basin 46 Sanish 46 Yegua 46 undeveloped acreage 46 EXCO Resources Inc. 46 coalbed methane 46 undrilled 46 Yousefieh 46 South Timbalier 46 reservoir characterization 46 Mexico GOM 46 horizontal drilling