Related by context. Frequent words. (Click for all words.) 73 ENSCO International 70 Newfield Exploration 69 Ensco International 67 Hercules Offshore 66 Diamond Offshore Drilling 65 National Oilwell Varco 64 Nabors Industries Ltd. 64 Allis Chalmers Energy 62 Brigham Exploration 62 Schlumberger SLB 62 Patterson UTI Energy 61 Cimarex Energy 61 Whiting Petroleum 61 Transocean NYSE RIG 61 NYSE HAL 61 Cheniere Energy 61 Oceaneering International 60 National Oilwell 60 NYSE NOV 60 DryShips 60 Diamond Offshore 60 Transocean RIG 60 Nabors Industries 59 Ensco 59 Schlumberger NYSE SLB 59 dayrate 59 Comstock Resources 58 jackup 58 Acergy 58 Approach Resources 57 Rosetta Resources 57 Aban Offshore 57 jackups 57 FMC Technologies 57 Seadrill 57 PetroQuest 57 Harvest Natural Resources 56 Helix Energy 56 GeoResources Inc. 56 BPZ 56 Cal Dive International 56 Anadarko Petroleum 56 NYSE PDE 56 BPZ Energy 56 Crosstex Energy 56 Bronco Drilling 55 Carrizo Oil & 55 Halliburton HAL 55 Ultra Petroleum 55 Trico Marine Services 55 NYSE HES 55 Westlake Chemical 55 Crimson Exploration 55 Hercules Offshore Inc. 55 Pioneer Drilling 55 Royale Energy 55 dayrates 55 Parallel Petroleum 54 Prosafe 54 Overseas Shipholding Group 54 Geokinetics 54 Island Fabrication 54 DRYS 54 NYSE RRC 54 Chevron NYSE CVX 54 NYSE FTI 54 deepwater rigs 54 Concho Resources Inc. 54 FMC Technologies Inc. 54 Petroleo Brasileiro 54 jackup rigs 53 Lamprell 53 EOG Resources 53 NYSE APC 53 CVX 53 NYSE XOM 53 Cheniere Energy Inc. 53 Denbury Resources 53 NFX 53 NYSE PBR 53 drilling rigs 52 Petrohawk Energy Corporation 52 drilling rig 52 Schlumberger 52 Grant Prideco 52 Energy XXI 52 Subsea 7 52 GlobalSantaFe 52 McMoRan Exploration Co. 52 Tsakos Energy Navigation 52 Quanta Services 52 Petrohawk 52 Pioneer Natural Resources 52 Exxon Mobil NYSE XOM 52 GMXR 52 Interesting Options Volume 52 Xtreme Coil 52 FelCor Lodging Trust 52 TDW 52 NYSE TSO 52 Atlas Pipeline Partners