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1. (WO2014194234) COATING SYSTEM FOR TUBULAR GRIPPING COMPONENTS

Pub. No.:    WO/2014/194234    International Application No.:    PCT/US2014/040303
Publication Date: Fri Dec 05 00:59:59 CET 2014 International Filing Date: Sat May 31 01:59:59 CEST 2014
IPC: E21B 19/02
E21B 19/06
B66C 1/42
Applicants: FRANK'S INTERNATIONAL, LLC
Inventors: DOMEC, Brennan, S.
ANGELLE, Jeremy, Richard
Title: COATING SYSTEM FOR TUBULAR GRIPPING COMPONENTS
Abstract:
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.