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公开(公告)号：WO2021096704A1
公开(公告)日：2021-05-20
申请号：PCT/US2020/058222
申请日：2020-10-30
Applicant: ELASTOMER SPECIALTIES, INC
Inventor： EMMONS, Orlin, W. , EMMONS, Darin, W.
Abstract: A low cost, disposable, molded reinforcing insert which has a metal ring or a circular arrangement of threaded metal inserts encased therein, a low cost disposable stripper rubber for drill pipes or other tubulars which includes the molded reinforcing insert, and molding methods for forming the reinforcing insert and the stripper rubber.
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