MECHANICAL EXPANSION SYSTEM

Methods and apparatus enable expanding a tubular in a wellbore. The method and apparatus include running a bottom hole assembly (BHA) into a wellbore. The BHA is anchored to the wellbore and a portion of the BHA is released from th e anchor. An expansion member is then pulled by a work string throug...

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Bibliographic Details
Main Author GIROUX, RICHARD LEE
Format Patent
LanguageEnglish
French
Published 17.06.2009
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:Methods and apparatus enable expanding a tubular in a wellbore. The method and apparatus include running a bottom hole assembly (BHA) into a wellbore. The BHA is anchored to the wellbore and a portion of the BHA is released from th e anchor. An expansion member is then pulled by a work string through the tubular thereby engaging the tubular with the wellbore. The work string is reconnected to th e anchor and used to release the anchor. The BHA is then removed from the wellbore.</ SDOAB>
Bibliography:Application Number: CA20082645803