Related by context. Frequent words. (Click for all words.) 59 Hercules Offshore 58 Harvest Natural Resources 57 Allis Chalmers Energy 57 Crosstex Energy 57 National Oilwell Varco 56 Cal Dive 56 Hercules Offshore Inc. 55 Comstock Resources 54 Kinder Morgan Energy 54 Diamond Offshore Drilling 53 Allscripts Misys Healthcare 53 FMC Technologies 53 Mariner Energy 53 Ensco 53 Oceaneering International 53 SXC Health 52 Rosetta Resources 52 Anadarko Petroleum 52 Chevron NYSE CVX 52 Anadarko Petroleum Corp. 51 El Paso Pipeline 51 Quanta Services 50 Ultra Petroleum 50 Magnum Hunter 50 Exxon Mobil NYSE XOM 50 Geokinetics 50 FMC Technologies Inc. 50 NCI Building 50 Transocean 50 NYSE HAL 49 oilfield 49 Anadarko 49 Transfer Equity 49 Hornbeck Offshore Services 49 Transfer Partners LP 49 Carrizo Oil & 49 ENGlobal 48 Willbros Group 48 Pioneer Drilling 48 Products Partners LP 48 ConocoPhillips COP 48 BP 48 Patterson UTI Energy 48 SandRidge 48 offshore drilling contractor 48 EXCO Resources Inc. 47 BP Plc 47 Denbury Resources Inc. 47 Petroleo Brasileiro 47 NYSE CVX 47 Subsea 47 Venoco 47 BP PLC BP 47 Energy XXI 47 Diamond Offshore 47 ConocoPhillips 46 NYSE MRO 46 EOG Resources 46 Enbridge Energy 46 SemGroup Energy 46 Quicksilver Resources 46 Grant Prideco 46 Range Resources 46 Western Refining 46 Petrohawk 46 Precision Drilling 46 Pioneer Natural Resources 46 Subsea 7 46 deepwater 45 Flotek 45 Marathon Oil 45 Precision Drilling Trust 45 NYSE APC 45 CVX 45 GlobalSantaFe 45 EOG 45 Lufkin Industries 45 StatoilHydro 45 Core Laboratories 45 Schlumberger Limited 45 Overseas Shipholding Group 45 Aban Offshore 45 Seadrill 45 DryShips 45 Grey Wolf 45 Statoil 45 Chevron CVX 45 SandRidge Energy Inc. 45 Cimarex 45 Omega Protein 44 Petrobras 44 Gentiva Health 44 Chesapeake Energy 44 XTO 44 Pemex 44 Deepwater Horizon 44 Helmerich & 44 drillers 44 InterOil 44 Willbros 44 Schlumberger Ltd.