Method and apparatus for anchoring downhole tools in a wellbore

A wellbore anchoring device for anchoring a down-hole tool within a string of casing is provided, comprising an expandable cone having at least one annular integral shoulder, defining the large end of at least one conical annular recess on an outer surface of the cone, and at least one resilient sli...

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Bibliographic Details
Main Author DAVID E HIRTH
Format Patent
LanguageEnglish
Published 21.06.2006
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Summary:A wellbore anchoring device for anchoring a down-hole tool within a string of casing is provided, comprising an expandable cone having at least one annular integral shoulder, defining the large end of at least one conical annular recess on an outer surface of the cone, and at least one resilient slip positioned within the at least one annular recess, wherein axial travel of the at least one slip relative to the cone is actively limited by engagement with at least one integral shoulder on the cone.
Bibliography:Application Number: GB20040009692