Related by context. Frequent words. (Click for all words.) 66 Fayetteville Shale 61 Arkoma Basin 60 Woodford Shale 58 Haynesville Shale 58 Energen Resources 57 Appalachian Basin 56 Haynesville shale 56 Piceance 54 EnerJex 53 Enogex 53 Barnett Shale 53 Piceance Basin 52 Haynesville 52 NGAS 52 Uinta Basin 52 Williston Basin 51 Marcellus Shale 51 natural gas 51 OGE Energy 51 Anadarko Basin 51 Magnum Hunter 51 Petroflow 51 Marcellus shale 50 Permian Basin 50 Granite Wash 50 PetroQuest 50 Cherokee Basin 49 MarkWest 49 Petrohawk 49 coalbed methane 49 Western Canadian Sedimentary 49 GMXR 49 Bakken Formation 49 CNX Gas 49 horizontal drilling 49 Comstock Resources 49 Denbury 48 Bakken formation 48 Energen 48 McMoRan 48 Austin Chalk 47 Atlas Pipeline 47 Cimarex 47 Deep Basin 47 GeoResources Inc. 47 shale gas 47 Shale 47 EnerVest 47 Natural Gas 47 Pinedale Anticline 47 shale 47 cubic feet equivalent Bcfe 47 Brigham Exploration 46 Bakken Shale 46 Three Forks Sanish 46 Gastar 46 Chesapeake Energy 46 WCSB 46 Mmcfe per 46 GeoResources 46 Powder River 46 Quicksilver Resources 46 Shale Gas 46 Proved reserves 46 shale formations 46 TXCO 46 Quicksilver Gas Services 46 Legacy Reserves 45 horizontal wells 45 MegaWest 45 recompletion 45 Newfield Exploration 45 ProspEx 45 shale deposits 45 Atlas Pipeline Partners 45 EXCO Resources Inc. 45 BreitBurn 45 MMcfe 45 Panhandle 45 waterflood 45 Pioneer Drilling 45 Crosstex Energy 45 shales 45 MMcfe d 45 Marcellus Shale formation 44 Approach Resources 44 Mid Continent 44 Utica Shale 44 Montney 44 Powder River Basin 44 NYSE RRC 44 Niobrara 44 ONEOK Partners 44 Sunoco Logistics 44 Ford Shale 44 Gas Storage 44 COGCC 44 Bcf 44 Bois d' Arc 44 St. Lawrence Lowlands 43 Encore Acquisition Company