Wells – Processes – Placing or shifting well part
Reexamination Certificate
2006-05-02
2006-05-02
Neuder, William (Department: 3672)
Wells
Processes
Placing or shifting well part
C166S134000, C166S217000
Reexamination Certificate
active
07036602
ABSTRACT:
A bridge plug for isolating portions of a downhole casing is provided comprising a retrievable upper mandrel assembly and a lower mandrel assembly coupled to the upper mandrel assembly, wherein the lower mandrel assembly comprises a drillable material.
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Garcia Joseph R.
Turley Rocky A.
Neuder William
Patterson & Sheridan
Weatherford / Lamb, Inc.
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