Related by context. Frequent words. (Click for all words.) 61 Chesapeake Energy 59 HighMount Exploration & 58 Chesapeake Appalachia 58 Petrosearch Energy 57 Boardwalk Pipeline 57 Frac Tech 57 Freestone Resources 56 Transocean Deepwater 56 Antero Resources 56 Columbia Gas Transmission 56 Exco Resources 55 EnergySouth 55 Oneok Partners 55 Marcellus Shale acreage 55 Newfield Exploration Company 55 Dominion Transmission 54 Oneok 54 STW Resources 54 Todco 54 Gas Transmission LLC 54 Sunoco Logistics 54 Appalachian basin 54 Energen Resources 54 TXCO Resources 54 EXCO Resources 54 NOARK 54 Newfield Exploration 54 LeTourneau Technologies 54 Wolverine Tube 54 saltwater disposal 53 Bridas Energy 53 Midstream Gas 53 Energas 53 Concho Resources 53 AXYS Design Automation 53 MarkWest Liberty 53 CNX Gas 53 Vetco 53 DXP Enterprises 53 Transocean Offshore 53 CNX Gas Corporation 53 Encore Acquisition 53 Cabo Drilling 53 ReedHycalog 53 Magnum Coal 53 leasehold acreage 53 CNSV 52 AENY 52 QEP Energy 52 Questar Pipeline 52 Civil Constructors 52 PetroQuest Energy 52 Exterran Partners LP 52 transportation fractionation 52 undeveloped leasehold 52 Texon 52 Ashburton Ventures 52 HighMount 52 Weingarten Realty 52 Enogex 52 Atwood Oceanics 52 Ferrellgas Partners 52 Crossland Construction 52 Hanson Aggregates 52 SemCrude 52 KBS Realty Advisors 52 BPZ Resources 51 Baytex Energy 51 Vetco Gray 51 Extell Development 51 NYSE BWP 51 NGAS Resources 51 NYSE NFX 51 Rosebud Mining 51 Veritas DGC Inc. 51 Transmeridian Exploration 51 Magellan Midstream 51 Putumayo Basin 51 terminaling 51 Transcontinental Realty Investors 51 Permian basin 51 Ante5 51 Midcontinent Express Pipeline 51 GMX Resources 51 Centex Construction 51 Rowan Cos. 51 Cinco Terry 51 QEP Resources 51 Corp CHK 51 Magnum Hunter Resources 51 NYSE EOG 51 GMXR 51 Stream Realty 51 Petrohawk Energy 51 Claymont Steel 51 DCP Midstream Partners 51 LLOG 51 Cimarex Energy 51 Veritas DGC 50 Vulcan Minerals 50 NYSE OXY