Related by context. Frequent words. (Click for all words.) 65 CGG Veritas 64 ION Geophysical 61 Vetco Gray 61 Exco Resources 58 Dawson Geophysical 57 TGC Industries Inc. 57 Schlumberger 57 Schlumberger Ltd. SLB 56 Newfield Exploration Co. 56 Tetra Technologies 56 Acergy SA 55 ViaLogy 55 Fugro 55 Dawson Geophysical Company 55 Offshore Logistics 55 GlobalSantaFe Corp. 55 Geophysical 55 Cal Dive International 54 Baker Hughes BHI 54 Harvest Natural Resources 54 EXCO Resources 54 Todco 54 Parallel Petroleum 54 Schlumberger Limited 54 Frontera Resources 54 Lundin Petroleum AB 53 Cimarex Energy Co. 53 FMC Technologies Inc. 53 Newfield Exploration 53 TGS NOPEC Geophysical 53 Particle Drilling Technologies 53 Technip SA 53 Whiting Petroleum 53 GeoResources Inc. 53 Cimarex Energy 53 National Oilwell Varco NOV 53 petrophysical 53 BPZ Energy 53 geophysical 52 NYSE SLB 52 Scotia Waterous 52 Newfield Exploration Company 52 Crimson Exploration 52 VAALCO Energy 52 Denbury Resources 52 Symyx Technologies 52 Nabors Industries Ltd. 52 Dassault Systemes SA 52 IIROC Halt 52 NYSE OXY 52 Atwood Oceanics 52 Geoservices 52 Volta Resources 52 National Oilwell 52 Saipem SpA 51 Rowan Cos. 51 Magnum Hunter Resources 51 Rancher Energy 51 NATCO Group 51 GMX Resources 51 AXYS Design Automation 51 CGGVeritas 51 TETRA Technologies Inc. 51 geological geophysical 51 dimensional seismic 51 Concho Resources 51 Royale Energy 51 Pioneer Natural Resources 51 Ensco International 51 reservoir characterization 50 offshore driller 50 Brigham Exploration 50 Suncor Energy SU 50 Cabo Drilling Corp. 50 Halliburton HAL 50 EXCO Resources Inc. 50 Teikoku Oil Co. 50 Talisman Energy Inc 50 Sondex 50 Trican 50 Petrohawk Energy 50 Allis Chalmers Energy 50 Seahawk Drilling Inc. 50 Schlumberger NYSE SLB 50 Petrohawk Energy Corp. 50 Calfrac Well Services 50 Anadarko Petroleum APC 50 Statoil Hydro 50 Ensyn 50 WesternGeco 50 Pacific Rubiales Energy 50 BPZ Resources Inc. 50 Contango Oil & 50 ABB Lummus Global 50 CARBO Ceramics Inc. 50 Oceaneering International 50 Atwood Oceanics Inc. 50 HDY 49 ENSCO International 49 ConocoPhillips COP.N 49 Aker Solutions ASA