Related by context. Frequent words. (Click for all words.) 61 Dan O. Dinges 59 Michael R. McElwrath 59 Scott Saxberg 59 Randy Eresman EnCana 57 Rahul Dhir 57 Dan Rabun 57 Porter Gastar 57 Bud Brigham 57 Bill Boberg 56 Richard C. Adkerson 56 F. Lynn Blystone 56 Doug Foshee 56 Larry W. Reaugh 56 Dana Coffield President 55 Jim Mulva chairman 55 Alan Boeckmann 55 Allen Palmiere 55 Daniel Tellechea President 55 Mutiu Sunmonu 55 Dave Lesar Halliburton 55 Peter Tomsett 55 Jim Mulva ConocoPhillips 55 Antonio Brufau 54 Wolfgang Ruttenstorfer 54 Phillip DeZwirek Chairman 54 Dana Coffield 54 Hal Kvisle TransCanada 54 Hassan Marican 53 Randy Eresman 53 David Lenigas 53 Juergen Engel Ph.D. 53 H. Dean Cubley 53 Richard Cottee 53 Bill Klesse Valero 53 Aidan Heavey 53 Peter Botten 53 Jean Claude Gandur 53 George Salamis 53 Helge Lund 53 Marvin Romanow 53 D. Hunt Ramsbottom 52 Petrosearch 52 Steven Rogel 52 Jim Engdahl 52 Khalid Al Falih 52 Sean Roosen President 52 Dune Energy 52 Paul F. Matysek 52 Thomas E. Skains 51 Stephen Quin 51 BPZ Energy 51 Chief Executive Jim Mulva 51 A. Pontius 51 Alan Santini 51 John Ellice Flint 51 Jim Buckee 51 PetroFrontier 51 InterOil 51 Clarence P. Cazalot 51 CNOOC Limited 51 ERHC Energy 51 Chief Executive Rex Tillerson 51 Austral Pacific Energy 50 Freestone Resources 50 Americas Petrogas 50 CAMAC Energy 50 GeoMet 50 Calvalley 50 Novastar Resources 50 Rockgate 50 Terry D. Hildestad 50 Farris Apache 50 Alberta Oilsands 50 Alange Energy 50 Claude Lessard 50 TRAFINA 50 Clive Mather 50 PMS Prasad 50 EnerJex 50 Paul Cofoni CACI 50 David Aviezer 50 Vaalco 50 Kevin Neveu 50 Cimarex 50 Bucking Horse Energy 49 Vast Exploration Inc. 49 Eugene Puritch P.Eng 49 Halsey Wise 49 Ellice Flint 49 Morgan J. Poliquin 49 Jeffery Yabuki 49 MS Ramachandran 49 Mikhail Shamolin 49 Peregrine Metals 49 William L. Transier 49 Graeme Sewell 49 CS Lau 49 TrueStar 49 SulphCo R 49 Energytec 49 Funsho Kupolokun