ACTUATOR BALL RETRIEVER AND VALVE ACTUATION TOOL

摘要

Disclosed is a tool for changing a plurality of sleeve valves in a well from a ball catching restricted bored state to an open bore state and for retrieving sleeve valve actuator balls of substantially the same diameter from the well.

主权项

1. A tool for use in a wellbore containing a plurality of subterranean sleeve valves with substantially the same size actuator elements contacting radially constricted annular baffles, the tool comprising:
an elongated tubular body, a chamber in the body of a size to receive at least one of a plurality of actuator elements of substantially the same outer diameter, an opening on one end of the body extending from the chamber to the exterior of the body, the opening being of a size for the actuator elements to pass there through, means on the other end of the body for supporting the tool in the wellbore at a subterranean location, and surface structure on the exterior of the tubular body, the surface structure being of a size and shape to contact and shift an element of the sleeve valves.