System and Method for Removing Debris from a Downhole Wellbore

摘要

A method for removing fines and debris from a downhole wellbore in a formation, including introducing a tubing string having a downhole debris removal tool disposed substantially near the lower end of the tubing string into the downhole wellbore; positioning the downhole debris removal tool substantially proximal to the fines and debris; circulating fluid through the downhole debris removal tool for disintegrating the fines and debris; and collecting the fines and debris in the downhole debris removal tool for removal out of the downhole wellbore.

主权项

1. A downhole debris removal tool, comprising:
a mandrel having an upper end and a lower end and a central passageway extending therebetween; a screen basket having an upper end and a lower end, the screen basket slidably disposed about the mandrel and operatable between an open position and a closed position; and a nose member having an upper end and a lower end and located substantially proximal to and in fluid communication with the lower end of the mandrel, the lower end of the nose member having one or more outlets for providing a stream of fluid therethrough.