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US 2014/0110098 A1Published application
Flexible casing guide running tool
AssigneeWWT International, Inc.
InventorsSarah Mitchell, Duane Thomas Bloom
Life of this patent
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Abstract
A flexible wellbore casing guide having a tubular body positioned at an end of a wellbore casing having a lower stiffness than the wellbore casing whereby the casing guide more easily deflects as the wellbore casing is inserted into the wellbore without causing undue stress on a wellbore formation.
Claims26
A flexible wellbore casing guide comprising:
- a tubular body positioned at the bottom end of a wellbore casing having a lower stiffness than the wellbore casing whereby the casing guide more easily deflects as the wellbore casing is inserted into the wellbore without causing undue stress on a wellbore formation.
A wellbore casing comprising:
- a first section of tubular casing;
- and
- a second section of the tubular casing positioned at an end of the first section of tubular casing having a lower stiffness than a stiffness of the first section.
Dependencies are inferred from the claim text.