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U.S. Department of Energy
Office of Scientific and Technical Information

Heat actuated well packer

Patent ·
OSTI ID:6802330
A well packer, which is adapted to be set in a conduit in a well bore, includes an initially retracted packing seal and slips which are actuated by piston means. A closed pressure chamber containing a fluid that expands upon the application of heat is provided in the packer or the setting tool. Heating means apply heat to the closed chamber for increasing the pressure of the fluid for moving the piston means and setting the packer. (9 claims)
Assignee:
Camco Inc.
Patent Number(s):
US 3716101
OSTI ID:
6802330
Country of Publication:
United States
Language:
English