Wellbore anchor

Wells – Packers or plugs – With expanding anchor

Patent

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Details

166206, E21B 2304

Patent

active

053500164

ABSTRACT:
A wellbore anchor tool employing at least one pair of individual slip segments which wrap at least partially around a mandrel passing through the tool, the individual slip segments carrying bearing surfaces and restraint members for holding the slip segments in the tool but at the same time in slidable engagement with the tool.

REFERENCES:
patent: 2068659 (1937-01-01), Crickmer
patent: 2869644 (1959-01-01), Brown
patent: 3135327 (1964-06-01), Hanes
patent: 3142338 (1964-07-01), Brown
patent: 3399729 (1968-09-01), McGill
patent: 3623551 (1971-11-01), Randermann, Jr.
patent: 3714983 (1973-02-01), Wilson
patent: 5024270 (1991-06-01), Bostick

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