Patent ID: 6142234
Filing Date: 2000-11-07
Classification: E21B

Abstract:
A method for attaching a conductor having a lower end to a subsea wellhead having an upper receiving body, comprising the steps of:lowering the lower end of the conductor to a location near the wellhead;placing a work string in proximity to the lower end of the conductor and attaching a movable conduit thereto;attaching a jetting device having a nozzle to the outside of the conductor at a selected distance above the lower end of the conductor and attaching the movable conduit to the jetting device;directing the nozzle in a direction so as to move the conductor over the wellhead; andwhile observing the location of the lower end of the conductor with respect to the upper receiving body of the wellhead, pumping fluid through the jetting device at a selected rate to move the conductor into position over the upper receiving body then lowering the conductor into the upper receiving body and attaching the conductor thereto.