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(Click for frequent words.) 72 XTO Energy 67 XTO Energy Inc. 65 Petrohawk 65 Denbury 63 Magnum Hunter 62 SandRidge 61 Chesapeake Energy 60 CNX Gas 60 EnCana 59 EXCO Resources 59 Newfield Exploration 59 Encana 59 Anadarko Petroleum APC 58 Anadarko 58 National Oilwell 58 EOG 58 XTO Energy Inc 58 XTO Energy XTO 57 Cimarex 57 Petrohawk Energy 57 Barnett Shale 57 Concho Resources 57 Kerr McGee 57 XTO XTO 57 ConocoPhillips 57 GMXR 57 Magnum Hunter Resources 56 Quicksilver Resources 56 NYSE XTO 56 Exco Resources 56 National Oilwell Varco 56 Oneok Partners 56 Anadarko Petroleum 55 Grant Prideco 55 Encore Acquisition 55 SandRidge Energy 55 XTO.N Quote Profile Research 55 ExxonMobil XOM 54 Energen Resources 54 TXCO 54 Todco 54 Ultra Petroleum 54 Leor Energy 54 Conoco 54 Chesapeake CHK 54 Chief Executive Aubrey McClendon 54 Devon DVN 54 Exxon Mobil 53 Apache APA 53 producer XTO Energy 53 EOG Resources 53 Oneok 53 Barnett shale 53 Newfield Exploration Co. 53 Denbury Resources DNR 53 Baker Hughes BHI 52 Brigham Exploration 52 Schlumberger SLB 52 Petrosearch 52 GMX Resources 52 Range Resources 52 EXCO Resources Inc. 52 Schlumberger 52 Encore Acquisition Co. 52 Exxon Mobil NYSE XOM 52 Carrizo Oil & 52 Kinder Morgan 52 MarkWest 52 Comstock Resources 52 Denbury Resources 52 Kinder Morgan KMI 52 Dril Quip 52 Occidental Petroleum OXY 52 Encana ECA 52 GlobalSantaFe 52 Woodford Shale 52 Whiting Petroleum 52 Exxon 52 Bronco Drilling 52 McMoRan Exploration 52 SandRidge Energy Inc. 51 Cinco Terry 51 EOG Resources EOG 51 Pioneer Natural Resources 51 Vaalco 51 Nexen 51 Frac Tech 51 NYSE CHK 51 GMX Resources Inc. 51 Anadarko Petroleum Corp. 51 Deep Bossier 51 Newfield Exploration Company 51 Exxon Mobil XOM 51 Energy XXI 51 EnCana ECA 51 Anadarko APC 51 Legacy Reserves 51 Plains Exploration 51 Alpha Natural Resources 51 GeoMet 51 Whiting Petroleum WLL 50 Sunoco Logistics 50 Synenco 50 CVR Energy 50 Cimarex Energy 50 Newfield Exploration NYSE NFX 50 Rosetta Resources 50 drillers 50 Bakken Shale 50 IGas 50 Copano Energy 50 ConocoPhillips COP 50 Atwood Oceanics ATW 50 Pogo Producing 50 Ensco 50 Energy NYSE DVN 50 Oil Sands 50 Devon NYSE DVN 50 Spinnaker Exploration 50 Kerr McGee Corp. 50 Teppco 50 Grey Wolf 50 Newpark Resources 50 Haynesville Shale 50 Nabors Industries Ltd. 50 Wolfberry trend 50 Kaskida 50 Premcor 49 Exxon Mobil Corp. 49 EXCO 49 PetroBakken 49 oil sands 49 Haynesville 49 undeveloped acreage 49 Riata Energy 49 CHK 49 Todco THE 49 ChevronTexaco CVX 49 Dejour Enterprises 49 Pengrowth 49 Atlas Pipeline 49 integrateds 49 Duvernay Oil Corp. 49 Approach Resources 49 Quicksilver Resources KWK 49 Petrohawk Energy Corp. 49 Schlumberger Ltd. NYSE SLB 49 ConocoPhillips COP.N 49 Cimarex Energy XEC 49 Energy DVN 49 Andarko 49 EOG Resources Inc. 49 NGAS 49 Haynesville shale 49 Exxon XOM 49 Palo Duro Basin 49 Unocal UCL 49 Cabot Oil 49 Hanover Compressor 49 Exxon XTO 49 Abraxas Petroleum 49 UnionTown 49 Chesapeake NYSE CHK 49 QEP Resources 49 Conoco Phillips COP 49 Nabors Industries 49 Hercules Offshore HERO 49 Venoco 49 BPZ 49 Halliburton HAL 49 Enquest 49 Barnett Shale acreage 48 Cheniere Energy 48 Permian basin 48 NGAS Resources 48 Cenovus Energy 48 Cyries 48 Tengasco 48 SandRidge Energy Inc 48 Synenco Energy 48 Ellora Energy 48 EVEP 48 TXCO Resources 48 NYSE XCO 48 Enerplus 48 Corp. CHK 48 Exxon Mobil Corp 48 Fayetteville Shale 48 TGC Industries 48 Cenovus 48 Suncor 48 CEO Aubrey McClendon 48 National Oilwell Varco NOV 48 Spectra Energy 48 Corp. XOM 48 Shiningbank 48 Kuparuk River 48 offshore driller 48 Gran Tierra 48 Kinder Morgan KMP 48 TriAxon Resources Ltd. 48 TriStar Oil 48 Barnett Shale wells 48 Niobrara Shale 48 Fayetteville shale 48 GlobalSantaFe GSF 48 Williams NYSE WMB 48 Northrock Resources Ltd. 48 Abraxas Petroleum Corp. 48 Inergy Holdings 48 Xto Energy Inc 48 DCP Midstream Partners 48 Newfield Exploration NFX 48 Enerplus Resources Fund 48 Haynesville Bossier 47 Northrock Resources 47 Atwood Oceanics 47 Gastar 47 CHKM 47 Boardwalk Pipeline 47 Precision Drilling 47 Chevron CVX 47 Concho Resources Inc. 47 Sterling Bancshares 47 Pogo Producing Co. 47 Fairquest 47 GMX Resources GMXR 47 Headington Oil 47 Hercules Offshore 47 McDep Ratio 47 Fayetteville Shale acreage 47 Nabors Industries NBR 47 BP Prudhoe Bay 47 Energen 47 Suncor SU 47 PetroQuest 47 Awilco Offshore 47 ChevronTexaco 47 Pennaco Energy 47 Randy Eresman 47 Chevron NYSE CVX 47 FMC Technologies FTI 47 Marcellus acreage 47 Statoil STO 47 WPZ 47 Bakken shale 47 ConocoPhillips COP.N Quote 47 oilfield 47 Whiting Petroleum Corporation 47 Talisman Energy TLM 47 PetroQuest Energy 47 Patina Oil 47 Duvernay 47 ENSCO International 47 shale gas 47 NYSE PXD 47 Rowan Cos. 47 Barnett Shale formation 47 Carrizo Oil 47 XOM 47 Quicksilver Resources NYSE KWK 47 TXU 47 Tillerson 47 Spectra Energy SE 47 Crosstex Energy 47 Exco Resources XCO 47 Suncor Energy SU 47 ExxonMobil NYSE XOM 47 CNX Gas Corporation 47 McMoRan 47 Cimarex Energy Co. 47 Pacific Rubiales 47 PetroChina PTR 47 Cairn Rajasthan 47 ExxonMobil 47 Elm Grove Field 47 Harold Hamm 47 Occidental Petroleum 47 CPNO 47 Rowan Cos Inc 47 Boardwalk Pipeline Partners 47 Trican 47 Nabors NBR 47 Crosstex 47 PXP 47 Spraberry 47 TETRA Technologies 47 Ensco ESV 47 Gulftex Operating Inc. 47 Questar Corp. 46 NYSE DVN 46 Cana Woodford 46 Quicksilver Gas Services 46 XTO Energy Inc XTO.N 46 Marbob Energy 46 Oneok Partners LP OKS 46 GlobalSantaFe Corp. 46 Spraberry Trend 46 NuLoch 46 Spinnaker Exploration Co. 46 Exxon Mobil Corp XOM.N 46 Canetic 46 Piceance Basin 46 Val Verde Basin 46 Flotek 46 NuStar Energy 46 NYSE MHR 46 NYSE XOM 46 NQL 46 MarkWest Energy 46 EXCO Resources Inc 46 Exxon NYSE XOM 46 Denbury Onshore 46 Occidental Petroleum NYSE OXY 46 Vanguard Natural Resources 46 PRNewswire FirstCall XTO Energy 46 Valero LP 46 Primewest 46 BPâ 46 NYSE RRC 46 XTO stockholders 46 Parallel Petroleum 46 Atwood Oceanics Inc 46 NYSE APC 46 Marbob 46 Petrobank 46 Atlas Pipeline Partners 46 ticker XOM 46 Quicksilver Resources Inc. 46 Schlumberger Ltd. SLB 46 Rowan RDC 46 Kerr McGee KMG 46 Transocean GlobalSantaFe 46 Oooguruk 46 Whiting Petroleum Corp. 46 Gene Isenberg 46 EQT Corporation 46 Geokinetics 46 InterOil 46 NYSE TOT 46 DCP Midstream 46 acquire XTO Energy 46 Pennaco 46 Awilco 46 APC.N Quote Profile Research 46 ONEOK 46 SEECO 46 TETRA Technologies Inc. 46 Toreador Resources 46 Williston Basin 46 Chevron 46 Marcellus shale 46 Contango Oil 46 Ensco International 46 Talisman Energy Inc. 46 Hilcorp Energy 46 BPZ Resources 46 Production PXP 46 Co. PXD 46 Petro Canada PCA.TO 46 Moex 46 Chief Executive Rex Tillerson 46 Wytch Farm 46 Ozona Northeast 46 EnCana Corp. 46 Diamond Offshore DO 46 Eagleford 46 PLLL 46 CNOOC Limited 46 ConocoPhillips COP Quote 46 McClendon Chesapeake 46 CNOOC #.HK 46 EXCO Resources XCO 46 Texalta 45 Marcellus Shale 45 Marcellus Haynesville 45 EOG EOG 45 Origin CSG 45 NuStar 45 Bronco Drilling BRNC 45 Corp HES 45 Tetra Technologies 45 Grant Prideco GRP 45 Ensco NYSE ESV 45 Enterra 45 Statoil 45 Haynesville wells 45 Baytex Energy 45 Petro Canada 45 QRCP 45 Randy Eresman EnCana 45 Schlumberger Ltd 45 Highpine Oil & 45 Grifco 45 Enterra Energy 45 Precision Drilling PDS 45 Quicksilver Resources Inc 45 Schlumberger NYSE SLB 45 Contango 45 Crestwood LP 45 Cimarex Energy Co 45 NASDAQ BEXP 45 NYSE NFX 45 Wolfberry Trend 45 TriAxon 45 Callon Petroleum 45 EXCO Resources NYSE XCO 45 Billion Cubic Feet 45 FMC Technologies 45 oilsands leases 45 largest offshore driller 45 Colorado Piceance Basin 45 Transocean NYSE RIG 45 Granite Wash 45 Denbury Resources Inc 45 Transocean RIG 45 MarkWest Energy Partners 45 SeaDrill 45 PanOcean 45 Enogex 45 Nomac Drilling 45 Tesoro Logistics 45 Rex Tillerson 45 Dawson Geophysical 45 DDJET 45 Airgas ARG 45 Andarko Petroleum 45 EnCana Corp ECA.TO 45 GMX Resources NASDAQ 45 Cullen Frost 45 Denbury Resources Inc. 45 Encore Acquisition EAC 45 Mariner Energy 45 coalbed methane 45 Western Refining 45 Permian Basin 45 Wexpro 45 Encore Acquisition Company 45 Bakken acreage 45 TEPPCO Partners 45 Accrete Energy 45 Consol Energy Inc 45 Schlumberger Ltd SLB.N 45 OAO Lukoil 45 GulfTerra 45 NYSE NBL 45 NFX 45 Compton Petroleum 45 Gastar Exploration 45 Freestone Resources 45 BreitBurn 45 nyse CHK 45 CVX 45 SandRidge Energy SD 45 NYSE ECA 45 Chief Executive Randy Eresman 45 Crocotta 45 Exxon Mobil XOM.N 45 Williams Cos. WMB 45 ATLS 45 EnergySouth 45 Dynegy DYN 45 Canext 45 EnerJex 45 Haynesville shales 45 AOSC 45 MegaWest 45 undeveloped leasehold 45 ONEOK Partners 45 analyst Subash Chandra 45 BBEP 45 Tesoro TSO 45 Sunoco SUN 45 supermajor 45 BreitBurn Energy Partners 45 Marathon Oil 45 Cal Dive 45 Ante5 45 gas driller 45 Duvernay Oil 45 Oneok Partners LP 45 Anadarko Petroleum Corp APC.N 45 EOG Resources NYSE 45 Lyondell 45 Crimson Exploration 45 Athabasca Oil 45 Texon 45 Anadarko Petroleum APC.N 45 Exco Resources Inc. 45 Brigham Exploration Co. 45 Baytex 45 NYSE HES 45 Petrosearch Energy 44 Fuhrman Mascho 44 PXD 44 Americas Petrogas 44 Cequence 44 Inergy LP NRGY 44 Helix Energy 44 PetroChina 44 Chevron Corp 44 shale 44 Petrohawk Energy HK 44 Toby Darden Quicksilver 44 Western Refining WNR 44 Universal Compression 44 Chevron CVX Quote 44 UTS Energy 44 Brigham Exploration NASDAQ BEXP 44 TSX TOG 44 StatoilHydro 44 unitization 44 Kaneb Services 44 Magellan Midstream Partners 44 Arch Coal ACI 44 Northrock 44 SemCrude 44 Exxon Mobil nyse XOM 44 Harvest Natural Resources 44 Douglas Foshee 44 Kuparuk 44 CanEra 44 Eog Res Inc 44 Amerada Hess AHC 44 Tudor Pickering 44 Patterson UTI PTEN 44 Corp CHK CHK 44 Dan O. Dinges 44 Corp RRC 44 NASDAQ ATLS 44 CNOOC 44 Canshale 44 Basin Barnett Shale 44 Nasdaq BEXP 44 spokesman Charlie Rowton 44 Allis Chalmers Energy 44 Nexen Inc 44 Gas COG 44 Quest Resource 44 AMEX AEZ 44 Lower Tertiary 44 Questerre 44 Quicksilver Gas 44 Teppco Partners 44 Goodrich Petroleum 44 Breitburn 44 LON RRL 44 refiner Sunoco 44 Apache Corp APA.N 44 Halliburton Co HAL.N 44 Woodford Shale Play 44 Talisman 44 NYSE XEC 44 NYSE ESV 44 Cnooc 44 Jonny Brumley 44 Petrominerales 44 Wolfberry 44 Endev 44 BP BP BPBP 44 Colony Granite Wash 44 Conoco COP 44 Vennerberg 44 Lyondell Citgo 44 Ultra Petroleum UPL 44 RRI Energy RRI 44 Energen Resources Corporation 44 Aubrey McClendon 44 Merey Sweeny 44 Total TOT 44 driller 44 Glenn Darden Quicksilver 44 Western Keltic 44 Gary Flaharty 44 Petrobakken 44 NYSE UPL 44 Woodford shale 44 leasehold acreage 44 Highpine 44 AusTex 44 InterOil IOC 44 Semgroup 44 NYSE VNR 44 Granite Wash formation 44 HL Hunt 44 ExxonMobil XOM.N 44 NASDAQ HAWK 44 Talisman Energy 44 Panhandle Granite Wash 44 Marcellus Shale acreage 44 TransCanada TRP 44 Diamond Offshore Drilling 44 Niobrara shale 44 Questerre Energy 44 Dollar Thrifty 44 Prudhoe Bay 44 Phil Rykhoek 44 BP PLC BP.LN 44 TC Pipelines 44 Cutbank Complex 44 NYSE EQT 44 wildcatter 44 BPBP 44 Deep Basin 44 3TEC 44 Piceance 44 Nicor Inc 44 Occidental Petroleum Corp 44 Equitable Resources 44 Nasdaq CPNO 44 Cook Inlet basin 44 TSX UTS 44 PBG.TO 44 International NYSE WFT 43 butane blending 43 Energen Corp. 43 EnQuest 43 Inc CRZO 43 TAQA Bratani 43 Chief Executive Jim Mulva 43 Vaalco Energy 43 Bois d' Arc 43 Cordova Embayment 43 MidCon 43 Bald Prairie 43 NYSE NBR 43 Holly HOC 43 Chamaelo 43 Shell RDS.A 43 TXO 43 Austin Chalk 43 GoldCorp 43 CEO Jim Mulva 43 Patterson UTI 43 DCP Midstream LLC 43 Geophysique 43 Tecton Energy 43 Enterra Energy Trust 43 RDS.A 43 Enervest 43 Lower Bossier Haynesville 43 Hughes NYSE BHI 43 Petroflow 43 WMB 43 Targa Resources Partners LP 43 Fairborne 43 Westlake Chemical WLK 43 Terrenex 43 CARBO Ceramics 43 Berkshire Hathaway BRK.A 43 Transocean 43 prolific Barnett Shale 43 Pacific Rodera 43 Technicoil 43 Petrocan 43 DXP Enterprises 43 Barrick 43 TC PipeLines 43 Ford Shale 43 Metallic Ventures 43 AAPH 43 Callawonga 43 Novatek 43 Mangahewa 43 Crocotta Energy 43 Allenergy 43 Jim Mulva 43 2/share 43 BPZ Energy 43 MMBoe 43 Cyries Energy 43 Corp. DVN 43 PrimeWest 43 Questar STR 43 CONSOL Energy CNX 43 Nabors Industries NYSE 43 IRVING Texas Exxon Mobil 43 EnerVest 43 Ultramar Diamond Shamrock 43 PetroKazakhstan 43 Pogo Producing Company 43 Carbo Ceramics CRR 43 Arkoma Basin 43 TSX CVE 43 ION Geophysical 43 MSEV 43 PNG LNG project 43 NYSE NOV 43 Mulva 43 EnCap Investments 43 YukosSibneft 43 Vetco Gray 43 Unocal 43 Det norske oljeselskap 43 NiMin 43 Cepsa 43 Privatebancorp 43 Mamm Creek Field 43 Dejour 43 Hallwood Energy 43 overriding royalty interest 43 Novagold 43 DEFS 43 GlobalSantaFe Corporation 43 commented Dinges 43 Overseas Shipholding 43 Haynesville Fayetteville 43 XOM Loading 43 ONEOK Partners LP 43 Berkshire Hathaway BRK.A BRK.B 43 Encana Corp ECA.TO 43 Atwood Oceanics Inc. 43 Contango Oil & 43 Encana TSX ECA 43 TXCO Resources Inc. 43 Rick Buterbaugh 43 unconventional reservoirs 43 Tourmaline Oil 43 CRZO 43 Centex 43 nat gas 43 Venoco VQ 43 AMEX PDC 43 Dan Rabun 43 Exterra Energy Inc. 43 TransCanada 43 Valero VLO 43 Norsk Hydro NHY 43 Fairborne Energy 43 TSX TLM 43 Tristone 43 Valero NYSE VLO 43 Wolffork 43 Ecopetrol 43 Synenco Energy Inc. 43 Corp CHK Short Term 43 landman 43 EXXI 43 Transfer Partners LP 43 Ferrellgas Partners 43 Hugoton Royalty Trust 43 Aker Drilling 43 PetroCanada 43 Waplan 43 Cairn India 43 Tidewater TDW 43 Baldor Electric BEZ 43 XCO 43 Petroquest Energy 43 SK Incheon 43 PETD 43 Corp CVX 43 Monument Butte 43 Bakken formation 43 Ivanhoe Energy 43 Hilcorp 43 Arkoma Basin Woodford Shale 43 AMEX UPL 43 GSF Arctic II 43 Energy Corp DVN 43 Western Keltic Shares 43 natural gas 43 Weatherford NYSE WFT 43 Hiland Partners 43 unconventionals 43 Coretrack 43 Greehey 43 AltaCanada 43 Hydril 43 Syntroleum 43 Sanish field 43 Dune Energy 43 Privateco 43 Powder River Basin 43 Veritas DGC Inc. 43 CyrusOne 43 ONEOK Partners OKS 43 McElmo Dome 43 PetroEdge 43 Royale Energy 43 ConocoPhillips nyse COP 42 CNOOC Ltd 42 M'Boundi 42 GeoResources Inc. 42 Surmont 42 Tudor Pickering Holt 42 Petsec Energy 42 Stillwater Mining SWC 42 Connacher Oil 42 Egdon Resources 42 Petroquest 42 Repsol Brasil 42 Petrogen 42 TriOil 42 Tamm Oil 42 ExAlta 42 Chesapeake Midstream Partners 42 Marathon Oil MRO.N 42 Rosneft 42 Amerada Hess 42 Howard Weil 42 Energytec 42 CEMATRIX Corporation TSX VENTURE 42 Cook Inlet Basin 42 Petrofac 42 Quest Midstream 42 Breitburn Energy Partners LP 42 Nextraction 42 Wattenberg Field 42 Petrohawk Energy Corp 42 Transcontinental Gas 42 Spectra Energy Corp 42 Pantwist 42 DXP Enterprises Inc. 42 Statoil Hydro 42 OGE Energy 42 Likwartz 42 Piceance basin 42 Magellan Midstream Partners LP 42 GulfMark Offshore 42 AltaGas 42 Maersk Oil 42 NYSE OXY 42 Baker Hughes BHI.N 42 contractor Atwood Oceanics 42 Blugrass Energy 42 Encana Corp. 42 Magellan Midstream 42 Jolly Ranch 42 Westlake Chemical 42 LSB Industries 42 Cequel 42 Consol Energy CNX 42 Occidental Petroleum Corp. 42 Ngas Resources 42 Tcfe 42 VAALCO Energy 42 TSX ERF.UN 42 Dulisma 42 ORRI 42 Compagnie Generale de Geophysique 42 Penreco 42 TGGT 42 Shell Chukchi 42 Dawson Geophysical Company 42 Cairn 42 horizontal drilling 42 Hercules Offshore Inc. 42 Newfield Exploration Mid Continent 42 Hornbeck Offshore 42 En Cana 42 landmen 42 Flowstar Technologies 42 Oilex 42 ONEOK OKE 42 Equitrans 42 TEPPCO 42 Maverick Basin 42 Crosstex Energy LP 42 Milagro Exploration 42 Repsol YPF SA 42 Copano 42 Danny McNease Rowan 42 Afren 42 HOUSTON Schlumberger Ltd. 42 XOM.N Quote 42 UnionTown Energy UTOG 42 Marcellus 42 Fuhrman Mascho properties 42 HOUSTON Anadarko Petroleum 42 Ray Irani 42 Cano Petroleum 42 Conoco Phillips Alaska 42 Brigham Exploration Co 42 Orko Silver 42 unbooked resource potential 42 Terasen Pipelines 42 Questar 42 Calpine CPN 42 BP BP.L Quote 42 North Slope 42 AdvancePCS 42 Accrete 42 Eog Resources Inc 42 Sharyland Utilities 42 Pendill 42 CF Industries 42 Petro Reef 42 NiSource NI 42 SemGroup 42 MOL Nyrt 42 ENSCO PLC 42 NuLoch Resources 42 Cana Woodford Shale 42 Canetic Resources Trust 42 ONEOK Partners LP OKS 42 Baytex Energy Trust 42 VTEX 42 Doug Foshee 42 Pengrowth Energy 42 driller Rowan 42 Kalegran 42 Spinnaker Exploration Company 42 Uinta Basin 42 Nexen Inc NXY.TO 42 John Richels 42 Corp NYSE MUR 42 KMG EP 42 Seadrill 42 Clear Channel CCU 42 Arkoma 42 DRQ 42 Newpek LLC 42 Statoilhydro 42 Pinedale Anticline 42 Flowserve 42 NOVATEK 42 Provident Bankshares 42 Conocophillips 42 Inergy NRGY 42 PetroFalcon 42 Topaz Resources 42 NYSE COP 42 MDU Resources Group 42 Tullow 42 Teppco Partners LP 42 Chevron Corp. 42 CALGARY EnCana 42 Petrofund 42 Natalie Lowman 42 Bcfe 42 Bp Plc 42 Montney Doig 42 Tiof 42 PetroQuest Energy Inc. 42 Suncor Energy 42 CONSOL 42 CIECO 42 Corp CHK.N 42 Bakken 42 BEXP 42 FieldPoint 42 PanCanadian 42 Chad Deaton 42 Partners LP EEP 42 Rubiales Piriri 42 Conoco Phillips 42 Rancher Energy 42 unconventional shale 42 Noble Corp NE.N 42 Eastman Chemical EMN 42 MeriStar 42 oilsands 42 Det norske 42 Fayetteville Shale Play 42 Duroc Danner 42 CWEI 42 Len D' Eramo 42 Norsk Hydro 42 Richels 42 PostRock 42 NuStar Energy NS 42 Petsec 42 Flotek Industries Inc. 42 contiguous acreage 42 Brandrill 42 Barrick Gold ABX 42 Dorchester Minerals 42 Interoil IOC 42 Inter Parfums IPAR 42 Dominion Transmission 42 Palo Duro basin 42 RGNC 42 Halek Energy 42 maker Vetco Gray 42 ERHC 42 PetroChina #.HK 42 Christopher Gaut 42 DEVON ENERGY 42 Bois d' Arc's 41 Questar E 41 CEO Randy Eresman 41 Schlumberger Limited 41 Chesapeake Midstream 41 Copano Energy LLC 41 Kitimat LNG 41 Shelby Trough 41 Statoil ASA STO 41 deepwater drillers 41 Oilsands Quest 41 Carrizo 41 Petrostar Petroleum 41 Triad Hospitals TRI 41 Alaska Prudhoe Bay 41 McMoRan Exploration MMR 41 Twin Butte 41 StatoilHydro STO 41 Nextraction Energy 41 Magellan Midstream Holdings