发明名称 MUD MOTOR WITH INTEGRATED ABRASION-RESISTANT STRUCTURE
摘要 A housing for a mud motor is disclosed. The housing comprises a female member comprising a female mating section and a male member comprising a male mating section and a housing section. The male mating section is matingly received within the female mating section. The collar is positioned on the housing section. The collar is made up of a framework with a plurality of discrete bodies spaced about the framework and a portion of each of the discrete bodies protrudes above the framework.
申请公布号 WO2014194420(A1) 申请公布日期 2014.12.11
申请号 WO2014CA50512 申请日期 2014.06.03
申请人 EVOLUTION ENGINEERING INC. 发明人 LOGAN, AARON W.;KALMAN, KEVIN;BERUBE, VINCENT GILLE;AHMOYE, DANIEL W.
分类号 E21B17/10;E21B4/02 主分类号 E21B17/10
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