Phillips 66 partners to construct West Texas oil pipeline system HOUSTON–(BUSINESS WIRE)–Apr 24, 2018–Phillips 66 Partners (NYSE: PSXP) announced that it has received sufficient binding commitments on an initial open season to proceed with construction of the Gray Oak Pipeline system.The Gray Oak Pipeline will provide crude oil transportation from West Texas to destinations in the Corpus Christi and Sweeny/Freeport …