Liner hanger assembly with combination setting tool

Patent · Tue Dec 15 04:00:00 EST 1987

OSTI ID:5394192

Allwin, R P; Budke, M P

A setting tool and liner hanger for setting a liner in a well bore traversing earth formation is described which includes: a tubular outer member adapted for coupling to a liner; a setting tool having a tubular inner member arranged for coupling to a drill or work string, interconnecting means for releasably interconnecting the inner member and the outer member, hydraulic-mechanical actuator means carried by the inner member and having a hydraulic cylinder movable between contracted and expanded positions, spring means cooperating with the cylinder for providing a mechanical force, the cylinder having access to the bore of the inner member for the application of hydraulic pressure; slip actuator means for moving the slip means in response to operation of the hydraulic-mechanical actuator means, release means for releasably retaining the actuator means in a contracted position on the inner member, the release means being operable in response to hydraulic pressure to the cylinder or operable in response to relative rotation between the tubular inner member and the slip actuator means to release the mechanical force.

• Assignee: Lindsey Completion Systems, Midland, TX
• Patent Number(s): US 4712614
• OSTI ID: 5394192
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
DESIGN
EQUIPMENT
FLUID MECHANICS
HYDRAULICS
INSTALLATION
LINERS
MATERIALS HANDLING
MATERIALS HANDLING EQUIPMENT
MECHANICS
NATURAL GAS WELLS
OIL WELLS
OPERATION
TOOLS
WELL COMPLETION
WELLS