Related by context. Frequent words. (Click for all words.) 66 MarkWest Energy Partners LP 65 Transfer Equity 63 Buckeye GP 63 Quicksilver Gas Services 63 Atlas Pipeline Holdings 63 TC PipeLines LP 62 MarkWest 62 DCP Midstream Partners LP 62 Atlas Pipeline Partners LP 62 Legacy Reserves 61 Atlas Pipeline 61 Transfer Partners LP 60 Magnum Hunter 60 Crosstex Energy 60 ONEOK Partners 60 Hiland Partners LP 60 OGE Energy 59 El Paso Pipeline 59 Vanguard Natural Resources 59 Martin Midstream Partners 59 Boardwalk Pipeline Partners LP 59 Sunoco Logistics 58 NYSE ETP 58 CVR Energy 58 Baytex Energy Trust 58 Sunoco Logistics Partners LP 58 Enogex 58 NGAS 57 Magellan Midstream Partners LP 57 Brigham Exploration 57 Common Units 57 NuStar GP Holdings 57 Quest Resource 57 Inergy LP 56 EXCO Resources Inc. 56 Buckeye Partners LP 56 Spectra Energy Partners 56 Harvest Natural Resources 56 Targa Resources Partners 56 Products Partners LP 56 MMLP 56 Approach Resources 56 DCP Midstream 56 Whiting Petroleum Corporation 56 Crosstex Energy LP 55 EVEP 55 NuStar Energy LP 55 NYSE RRC 54 Valero LP 54 Copano 54 Questar Corp. 54 GMXR 54 Enerplus Resources Fund 54 Rosetta Resources 54 NYSE EPD 54 Enerplus 54 Quicksilver Resources 54 Denbury Resources Inc. 53 Lexington Realty Trust 53 TEPPCO Partners LP 53 Energy Partners LP 53 Comstock Resources 53 ARLP 52 Inergy 52 BreitBurn 52 Cimarex Energy Co. 52 Canetic 52 SemGroup Energy 52 Petrohawk 52 MDU Resources Group 52 OGE Energy Corp. 52 Carrizo Oil & 52 Enerflex 52 Cimarex 52 Pipeline LP 52 Newfield Exploration 51 MDU Resources 51 CNX Gas 51 Ultra Petroleum 51 ENSCO International 51 RRI Energy 51 Enterra Energy 51 Denbury 51 ONEOK 51 TEPPCO 51 GreenHunter Energy 50 Royale Energy 50 Teekay Offshore 50 Allis Chalmers Energy 50 AltaGas 50 Cal Dive 49 Spectra Energy 49 AGL Resources 49 SGLP 49 Oneok 49 Resource Partners LP 49 Petroflow 49 NuStar 49 Charter REIT 49 ProspEx 49 NorthStar Realty Finance