发明名称 EPOXY SECURED STOP COLLAR FOR CENTRALIZER
摘要 <p>A stop collar for securing a centralizer in place on a large diameter casing segment comprises a collar adapted for forming an annular chamber when received onto a casing segment. The stop collar is adapted for receiving a liquid gel epoxy adhesive in the annular chamber until the epoxy sets or care to secure the stop collar in place on the casing.</p>
申请公布号 WO2007143324(A1) 申请公布日期 2007.12.13
申请号 WO2007US68568 申请日期 2007.05.09
申请人 FRANK'S INTERNATIONAL, INC.;BUYTAERT, JEAN 发明人 BUYTAERT, JEAN
分类号 E21B17/10;E21B37/02 主分类号 E21B17/10
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