发明授权
US07987905B2 One trip cemented expandable monobore liner system and method 有权
一次胶合可膨胀单柱内衬系统和方法

One trip cemented expandable monobore liner system and method
摘要:
An apparatus to protect the mounting area of casing and a locating profile and optionally a sliding sleeve valve and a flow path is provided from the outside of the valve to the annulus when subsequent attachment of an expanded liner is intended and the expanded liner is to be cemented in place.
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