Wells – Processes – Placing or shifting well part
Reexamination Certificate
2011-03-22
2011-03-22
Thompson, Kenneth (Department: 3672)
Wells
Processes
Placing or shifting well part
C166S202000, C166S182000, C166S133000, C166S188000, C277S338000, C277S340000
Reexamination Certificate
active
07909109
ABSTRACT:
An anchoring device for tool is disclosed that can be positioned downhole and used in casing. The anchoring device can have an architecture that supports installation by running downhole and into engagement with a recess formed in the casing. The anchoring device can support the use of weak materials such as plastic.
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Angman Per G.
Slack Maurice W.
Andrish Sean D
Bracewell & Giuliani LLP
Tesco Corporation
Thompson Kenneth
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