COMPLETION METHOD AND APPARATUS FOR A WELL HAVING TWO OR MORE LATERAL BORES
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United States of America Patent
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Issued Date -
Oct 1, 2015
app pub date -
Mar 12, 2015
filing date -
Mar 28, 2014
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Abstract
A method of well completion includes: introducing a hydraulic set liner hanger assembly into a cased main bore, the hydraulic set liner hanger assembly comprising a first pipe assembly and a second pipe assembly coupled to the hydraulic set liner hanger assembly, the first pipe assembly comprising a first seal coupled to a distal end of a first pipe, the second pipe assembly comprising a second seal coupled to a distal end of a second pipe, the second pipe being longer than the first pipe and the second seal having a larger outer diameter than the first seal; advancing the hydraulic set liner hanger assembly through the cased main bore, the second seal abutting a deflecting surface of a hollow diverter located in the cased main bore and being directed into a second lateral bore to provide a seal between a second liner received in the second lateral bore and the second pipe, the first seal passing through the hollow diverter to provide a seal between a first liner received in a first lateral bore and the first pipe, the deflecting surface of the hollow diverter being located adjacent to the second lateral bore; and setting the hydraulic set liner in the cased main bore.
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