Related by context. Frequent words. (Click for all words.) 75 Oilfield 65 oilfields 63 oil 61 drilling rig 58 deepwater 58 directional drilling 58 drilling rigs 58 Oilfield Services 57 National Oilwell Varco 57 Schlumberger 55 workover 55 hydrocarbon 55 oil sands 55 driller 54 Petrofac 54 onshore 54 Drilling 53 natural gas 53 subsea 53 Schlumberger Ltd. 53 Nexen 52 rig 52 Anadarko 52 StatoilHydro 51 rigs 51 Subsea 51 deepwater Gulf 51 offshore rigs 51 downhole 51 Anadarko Petroleum 50 FPSO 50 Husky Energy 50 oilpatch 50 Anadarko Petroleum Corp. 50 Halliburton Co. 50 Halliburton 50 petroleum 50 drilling 50 gas 50 & Coots 50 Statoil 49 Talisman Energy Inc. 49 petrochemical 49 hydrocarbons 49 Rig 49 Oil Sands 49 shale gas 49 EnCana 48 Talisman Energy 48 CNPC 48 Oil 48 offshore 48 wellbore 48 Haynesville Shale 47 wells 47 drillers 47 Amec 47 Petro Canada 47 XTO 47 Williston Basin 47 Diamond Offshore Drilling 47 deepwater drilling 46 oilsands 46 Willbros 46 EnCana Corp. 46 engineering procurement 46 FMC Technologies 46 Occidental Petroleum 46 Grey Wolf 46 wellhead 46 Pioneer Natural Resources 46 coalbed methane 46 Seadrill 45 Saipem 45 Encana 45 Aker Solutions 45 Royal Dutch Shell 45 Mariner Energy 45 shale 45 Ensco 45 Petrohawk 45 Exxon Mobil Corp 45 Petroleum 44 crude oil 44 Exxon Mobil Corp. 44 Addax Petroleum 44 Wireline 44 PTTEP 44 refinery 44 seismic surveys 44 Exxon Mobil 44 XTO Energy Inc. 44 gas condensate 44 BP Plc 44 Chevron Corp. 44 Kerr McGee 44 Offshore 44 Conoco 44 Marathon Oil 43 horizontal drilling 43 Piceance Basin