Wells – Processes – Separating material entering well
Reexamination Certificate
2007-02-27
2007-02-27
Bates, Zakiya W. (Department: 3676)
Wells
Processes
Separating material entering well
C166S181000, C166S376000, C166S386000
Reexamination Certificate
active
10714118
ABSTRACT:
A method and plug for separating fluids in subterranean wells is provided. The plug enters a passage at an interface of successively introduced fluids. The plug comprises an outer body and a detachable inner mandrel attached to the outer body. An Assembly comprising a plurality of plugs may also be used, in which case the plurality of plugs releasably attach to each other.
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Baker & Botts L.L.P.
Bates Zakiya W.
Halliburton Energy Service,s Inc.
Wustenberg John W.
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