Wells – Above ground apparatus – With seal for reciprocating member
Reexamination Certificate
2011-05-03
2011-05-03
Stephenson, Daniel P (Department: 3676)
Wells
Above ground apparatus
With seal for reciprocating member
C166S387000
Reexamination Certificate
active
07934545
ABSTRACT:
A system and method to detect leaks in the rotating control head and a latching system to latch the rotating control head to a housing is disclosed.
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pa
Bailey Thomas F.
Chambers James W.
Stephenson Daniel P
Strasburger & Price LLP
Weatherford / Lamb, Inc.
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