发明名称 Tortuous path sand control screen and method for use of same
摘要 A tortuous path sand control screen (40) for reducing the velocity of particles (66) traveling therethrough is disclosed. The tortuous path sand control screen (40) comprises a base pipe (42) and a screen wire (48) wrapped therearound having turns (50, 52, 54) which extend along at least a portion of the length of the base pipe (42) forming gaps between adjacent turns (50, 52). The screen wire has a profile (62, 64) that reduces the velocity of the particles (66) traveling through the gaps, thereby minimizing erosion of the tortuous path sand control screen (40).
申请公布号 US6125932(A) 申请公布日期 2000.10.03
申请号 US19980186876 申请日期 1998.11.04
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 HAMID, SYED;ECHOLS, RALPH H.
分类号 E21B43/08;(IPC1-7):E21B43/00 主分类号 E21B43/08
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