发明名称 INFLOW CONTROL IN A PRODUCTION CASING
摘要 <p>The present invention relates to a downhole inflow control system for controlling an inflow of fluid into a casing from outside the casing, such as from a reservoir or an intermediate casing. The downhole inflow control system comprises a casing having an axial extension and a wall having a wall thickness (t), an inflow control valve having a housing, an axial extension in an axial direction along the housing, and a spring element moving in relation to the housing, thereby controlling the inflow of fluid through the valve from an inlet of the housing to an outlet of the housing.</p>
申请公布号 CA2782717(A1) 申请公布日期 2011.06.09
申请号 CA20102782717 申请日期 2010.12.03
申请人 WELLTEC A/S 发明人 HALLUNDBAEK, JOERGEN;HAZEL, PAUL
分类号 E21B43/12 主分类号 E21B43/12
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