EP 4334568 A1 20240313 - MECHANICAL PERFORATION TOOL SYSTEM
Title (en)
MECHANICAL PERFORATION TOOL SYSTEM
Title (de)
MECHANISCHES PERFORATIONSWERKZEUGSYSTEM
Title (fr)
SYSTÈME D'OUTIL DE PERFORATION MÉCANIQUE
Publication
Application
Priority
- DK PA202100465 A 20210505
- EP 2022061974 W 20220504
Abstract (en)
[origin: WO2022233933A1] The present invention relates to a perforation tool system for perforating a screen, a sliding sleeve or a casing wall of a casing in a borehole having a top, comprisinga first tool part having an axial extension and an anchoring section, a second tool part adapted to rotate and move axially in relation to the first tool part, the second tool part comprising a machining bit which is movable in a direction radial to the axial extension, an axial actuator comprised in the first tool part and comprising a shaft for axially moving the second tool part in relation to the first tool part, a rotation unit for rotating the second tool part in relation to the first tool part, and a first actuator comprising an electric motor for rotating the bit, wherein the rotation unit comprises a sleeve having a slot engaging a pin of the shaft, the slot comprising a first longitudinal slot part, a second longitudinal slot part and a first guiding slot part connecting the first and second longitudinal slot parts. The invention also relates to a perforation method.
IPC 8 full level
E21B 23/00 (2006.01); E21B 43/112 (2006.01)
CPC (source: DK EP NO)
E21B 23/006 (2013.01 - DK EP); E21B 29/005 (2013.01 - DK); E21B 29/08 (2013.01 - DK); E21B 43/11 (2013.01 - DK); E21B 43/112 (2013.01 - DK EP NO)
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
WO 2022233933 A1 20221110; DK 181330 B1 20230816; DK 202100465 A1 20210622; EP 4334568 A1 20240313; NO 20220513 A1 20221107
DOCDB simple family (application)
EP 2022061974 W 20220504; DK PA202100465 A 20210505; EP 22727831 A 20220504; NO 20220513 A 20220504