Patent ID: 6276452
Filing Date: 2001-08-21
Classification: E21B

Abstract:
An apparatus for removing milling debris from a well bore during milling operations, said apparatus comprising:a rotatable tubular separator housing, said separator housing being connectable to a lower end of a work string;a milling tool connectable to a lower end of said separator housing;at least one fluid ejection port through a wall of said separator housing, said at least one ejection port being positioned and adapted to eject fluid to an area of a well bore adjacent said separator housing;at least one intake port on said milling tool, said at least one intake port being positioned and adapted to take in debris-laden fluid from an area of a well bore adjacent said milling tool;a debris deflector tube within said separator housing, said debris deflector tube being in fluid flow communication between said at least one intake port in said milling tool and said at least one fluid ejection port: anda downhole pump positioned and adapted to pump debris-laden fluid from said at least one intake port, through said debris deflector tube, to said at least one fluid ejection port.