Related by context. Frequent words. (Click for all words.) 67 Utica shale 65 Utica Shale 62 Wolfcamp 61 Paradox Basin 60 sandstone reservoirs 60 Woodford Shale 59 undrilled 59 unconventional shale 58 Albany Shale 58 Appalachian basin 58 Marcellus wells 58 Haynesville shale 57 Marcellus 57 drilling 57 Deep Basin 57 Marcellus shale 57 Lower Tertiary 56 Horizontal drilling 56 Anadarko Basin 56 Appalachian Basin 55 Bakken shale 55 horizontal drilling 55 CBM wells 55 Arkoma Basin 55 Barnett shale 55 Bakken formation 55 shale gas 54 St. Lawrence Lowlands 54 Montney 54 wells drilled 54 sedimentary basin 54 sedimentary basins 54 downdip 54 reservoir sands 54 Williston Basin 54 Fayetteville shale 54 coalbed methane 54 wells 53 areal extent 53 shales 53 frac sand 53 Lower Shaunavon 53 graben 53 Marcellus Shale 53 undeveloped acreage 53 Upper Cretaceous 53 Hangingstone 53 Marcellus Shale wells 53 Georgina Basin 53 recompletion 53 Bakken wells 53 hydrocarbon 53 exploration 52 Granite Wash 52 updip 52 shale 52 hydrocarbon bearing 52 exploratory drilling 52 Bakken Shale 52 Drilling 52 natural gas 52 Haynesville Shale 52 Gastem 52 Lower Cretaceous 52 Denver Julesburg Basin 52 Moqueta 52 Bakken Formation 52 horizontal wells 52 Maverick Basin 52 anticline 51 Llanos Basin 51 Mcfd 51 Elmworth 51 recompleted 51 Canada Sedimentary Basin 51 Horseshoe Canyon 51 3D Seismic 51 MMcfed 51 Ford Shale 50 depositional 50 Shale Gas 50 North Falkland Basin 50 Niobrara Shale 50 coalbed methane CBM 50 NuLoch 50 South Timbalier 50 fracture stimulated 50 delineation drilling 50 Monument Butte 50 Coal Seam Gas 50 Sanish 50 Fayetteville Shale 50 GMX Resources 50 VIC/P# 50 Three Forks Sanish 50 shale deposits 50 alluvial deposits 50 BOED 50 Austin Chalk 49 Groundbirch 49 Commences Drilling