Related by context. Frequent words. (Click for all words.) 62 MarkWest Energy Partners LP 60 Atlas Pipeline 60 Petrohawk 59 ONEOK Partners 58 Copano 58 CNX Gas 57 Magnum Hunter 57 DCP Midstream 56 Cimarex 56 Keyera 56 GMXR 56 Atlas Pipeline Partners LP 56 TXCO 55 Denbury 55 OGE Energy 54 Spectra Energy 54 Crosstex 54 Transfer Partners LP 54 SandRidge 54 Crosstex Energy 54 Inter Pipeline 53 Gastar 53 Flotek 53 natural gas 53 Canetic 53 Midstream 53 Fayetteville Shale 53 Kinder Morgan 52 El Paso Pipeline 52 Inergy 52 SGLP 52 XTO 52 Resource Partners LP 52 TEPPCO 51 Appalachian Basin 51 AltaGas 51 Baytex 51 Enerplus 51 NuStar 50 Oneok 50 McMoRan 50 EXCO Resources Inc. 50 TransCanada 49 Kinder Morgan Energy 49 Pengrowth 49 SemGroup Energy 49 Ultra Petroleum 49 EOG 49 EnCana 49 Geokinetics 49 Quicksilver Resources 48 Williston Basin 48 ONEOK 48 Comstock Resources 48 Harvest Natural Resources 48 TC PipeLines LP 48 NuStar Energy LP 48 Baytex Energy Trust 48 NGL 48 Encana 48 Agnico Eagle 48 Buckeye Partners LP 48 Newalta 48 Carrizo Oil & 48 GreenHunter Energy 48 Enterra 47 CONSOL 47 Quest Resource 47 Products Partners LP 47 VAALCO 47 Lexington Realty Trust 47 NOVA Chemicals 47 MMBtu 47 midstream 47 Powder River Basin 47 Grant Prideco 47 ARLP 47 Dynegy 47 Energy XXI 47 Highpine 47 Petrominerales 46 PetroBakken 46 Peyto 46 Dynamex 46 Dejour 46 Marcellus Shale 46 Energen 46 Pipeline LP 46 Allis Chalmers 46 MasTec 46 NiSource 46 cubic feet Bcf 46 Hercules Offshore 46 ADA ES 46 Questar 46 Cal Dive 46 Natural Gas 46 Transfer Equity 46 Brookfield Infrastructure 46 MDU Resources Group 46 Premcor