发明名称 METHOD OF GRAVEL PACKING A BRANCH WELLBORE
摘要 <p>A method of gravel packing a branch wellbore extending outwardly from a parent wellbore enables formation of a sealed wellbore junction. In a described embodiment, a gravel packing assembly is positioned in a well, so that an upper packer is in the parent wellbore and a well screen and slurry discharge device are positioned in the branch wellbore. After depositing gravel in the branch wellbore, cement is flowed into the branch wellbore above the gravel.</p>
申请公布号 WO2003040518(A1) 申请公布日期 2003.05.15
申请号 US2001046880 申请日期 2001.11.08
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