Wells – Processes – Graveling or filter forming
Reexamination Certificate
2008-05-20
2008-05-20
Gay, Jennifer H (Department: 3676)
Wells
Processes
Graveling or filter forming
C166S051000
Reexamination Certificate
active
07373979
ABSTRACT:
Disclosed is a workstring for use in a gravel packing system. The workstring includes a washpipe with at least one port and a selectively openable and closeable closure mechanism in operable communication with the at least one port.Further disclosed is a collet having a collet base and a plurality of collet fingers extending from the collet base. At least one of the collet fingers includes retaining feature, the retaining feature being configured to yield under bending at a selected valve.Yet further disclosed is a method for gravel packing. The method includes gravel packing a wellbore including opening one or more valves in a washpipe as pressure associated with the gravel packing climbs, the valves providing an escape path for a fluid component of the gravel pack to an inside dimension of the washpipe. The method further includes closing the one or more valves in the washpipe.
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Coronado Martin P.
Jasser Rami
Salerni John
Zachman James R.
Baker Hughes Incorporated
Cantor & Colburn LLP
Gay Jennifer H
Harcourt Brad
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