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TOOL STICKING DETACHMENT SYSTEM

IP.com Disclosure Number: IPCOM000197703D
Publication Date: 2010-Jul-19

Publishing Venue

The IP.com Prior Art Database

Abstract

A means by which a rotary coring tool experiencing differential pressure body adhesion to well-bore face or drill bit entrapment due to collapsed formation can be forced away from the formation to free tool or extract drill bit from sidewall annulus allowing continuation of service and prevent drill bit pull off or tool fishing.