EP 3137713 A1 20170308 - CUTTING TOOL WITH EXPANDABLE CUTTER BASES AND NOSE SECTION CUTTING CAPABILITY
Title (en)
CUTTING TOOL WITH EXPANDABLE CUTTER BASES AND NOSE SECTION CUTTING CAPABILITY
Title (de)
SCHNEIDWERKZEUG MIT EXPANDIERBAREN SCHNEIDBASISELEMENTEN UND FÄHIGKEIT ZUM SCHNEIDEN DER NASENPARTIE
Title (fr)
OUTIL DE COUPE AVEC BASES DE COUPE EXTENSIBLES ET APTITUDE À LA COUPE D'UNE PARTIE DE NEZ
Publication
Application
Priority
- US 201461986950 P 20140501
- US 2015028821 W 20150501
Abstract (en)
[origin: WO2015168575A1] A wellbore casing cutting tool having multiple expandable cutter bases. The leading or downhole ends of the cutter bases are tapered, forming a tapered nose profile, and are covered with hardened cutting material to form a cutting surface. The cutting surface on the tapered nose profile can be used to remove a cement sheath within a casing string being cut or milled.
IPC 8 full level
E21B 10/32 (2006.01); E21B 7/28 (2006.01); E21B 29/06 (2006.01)
CPC (source: EP US)
E21B 29/005 (2013.01 - US); E21B 29/007 (2013.01 - EP US); E21B 37/04 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2015168575 A1 20151105; AU 2015252881 A1 20161215; AU 2015252881 B2 20191107; CA 2984427 A1 20151105; CA 2984427 C 20200310; EP 3137713 A1 20170308; EP 3137713 A4 20180516; EP 3137713 B1 20201014; MX 2016014377 A 20170427; US 2017241224 A1 20170824
DOCDB simple family (application)
US 2015028821 W 20150501; AU 2015252881 A 20150501; CA 2984427 A 20150501; EP 15785449 A 20150501; MX 2016014377 A 20150501; US 201515310157 A 20150501