发明名称 COATING SYSTEM FOR TUBULAR GRIPPING COMPONENTS
摘要 A gripping tool includes a gripping element and at least one gripping surface formed on the gripping element. The at least one gripping surface includes a plurality of teeth extending from the gripping element an outer layer. A method to surface process a gripping surface of a gripping tool includes providing the gripping surface in an environment comprising a source of additive material and heating the gripping surface at a temperature and a time to diffuse the additive material a depth into the gripping surface to form a diffusion layer.
申请公布号 CA2912868(A1) 申请公布日期 2014.12.04
申请号 CA20142912868 申请日期 2014.05.30
申请人 FRANK'S INTERNATIONAL, LLC 发明人 DOMEC, BRENNAN S.;ANGELLE, JEREMY RICHARD
分类号 E21B19/02;B66C1/42;E21B19/06 主分类号 E21B19/02
代理机构 代理人
主权项
地址