Related by context. Frequent words. (Click for all words.) 71 Targa Resources Partners 70 Quicksilver Gas Services 69 MarkWest Energy Partners LP 68 Crosstex Energy 68 MarkWest Energy Partners 68 Boardwalk Pipeline Partners LP 68 Transfer Equity 67 DCP Midstream Partners LP 67 Transfer Partners LP 66 Sunoco Logistics Partners LP 66 Magellan Midstream Partners LP 65 Martin Midstream Partners 65 Atlas Pipeline Holdings 64 Crosstex Energy LP 64 Vanguard Natural Resources 64 Legacy Reserves 63 El Paso Pipeline 62 CVR Energy 62 Valero LP 62 Atlas Pipeline Partners LP 61 NYSE ETP 61 Atlas Pipeline 61 TC PipeLines LP 61 Buckeye GP 61 Quest Resource 60 EXCO Resources Inc. 60 Hiland Partners LP 60 Products Partners LP 59 Energy Partners LP 59 Inergy LP 59 TEPPCO Partners LP 59 Common Units 59 Whiting Petroleum Corporation 58 NuStar Energy LP 58 Quicksilver Resources 58 MMLP 58 NuStar GP Holdings 58 MarkWest 58 Spectra Energy Partners 58 Harvest Natural Resources 57 Approach Resources 57 Sunoco Logistics 57 SemGroup Energy 57 Baytex Energy Trust 57 BPZ Energy 56 Magnum Hunter 56 Allis Chalmers Energy 56 Teekay Offshore 56 Pipeline LP 56 Rosetta Resources 55 Icahn Enterprises 55 NYSE EPD 55 Kinder Morgan Energy 55 TEPPCO 55 Brigham Exploration Company 55 Brigham Exploration 55 Buckeye Partners LP 55 Lexington Realty Trust 54 Westlake Chemical 54 Petrohawk 54 EVEP 54 Ultra Petroleum 54 Weingarten Realty Investors 54 McMoRan Exploration Co. 54 Comstock Resources 54 DCP Midstream 53 NYSE APC 53 Denbury Resources Inc. 53 Enerplus Resources Fund 53 Grant Prideco 53 NYSE RRC 53 Enerplus 53 GMXR 53 Enogex 53 Enterra Energy 52 BreitBurn 52 Carrizo Oil & 52 Spectra Energy Corp 52 ENSCO International 52 Petro Andina 52 OGE Energy 52 Cano Petroleum 52 Cimarex Energy Co. 52 ETP 52 MLPs 52 RAIT Financial Trust 52 PetroQuest 52 TODCO 52 Royale Energy 52 ONEOK Partners 52 Pengrowth Energy 51 Quinsa 51 Motiva Enterprises LLC 51 Acadia Realty Trust 51 SGLP 51 TXCO 51 Inergy 51 Partners LP NYSE 51 GreenHunter Energy 51 Teekay Corporation 51 TransMontaigne