Patent ID: 7401656
Filing Date: 2008-07-22
Classification: E21B

Abstract:
1. A rig for selectively inserting coiled tubing or threaded tubulars through a rig floor and into a well, the rig comprising: a mast extending upward from a rig base when in an operative position; a coiled tubing carrier supporting a coiled tubing injector and a coiled tubing reel during transport, the coiled tubing carrier being structurally separate from the rig base; the coiled tubing injector supported along the mast when in an operative position to insert the coiled tubing into the well; a top drive movable along the mast when in an operative position to insert the threaded tubulars into the well; and the mast being pivotable on the rig base to attach the coiled tubing injector while supported on the coiled tubing carrier to the mast, such that the coiled tubing injector is raised to the operative position when the mast is raised.