EP 4204665 A1 20230705 - COILED TUBING-ENABLED DUAL TELEMETRY SYSTEM
Title (en)
COILED TUBING-ENABLED DUAL TELEMETRY SYSTEM
Title (de)
DOPPELTELEMETRIESYSTEM MIT AKTIVIERTEM ROHRWENDEL
Title (fr)
SYSTÈME DE TÉLÉMESURE DOUBLE ACTIVÉ PAR TUBE SPIRALÉ
Publication
Application
Priority
- US 202017004408 A 20200827
- US 2021047038 W 20210823
Abstract (en)
[origin: WO2022046573A1] A telemetry system is provided for a coiled tubing-based work string and includes electrical transmission of power and data between sensors in a bottom hole assembly and a controller. One or more optic fibers are used to provide distributed temperature or acoustic sensing along the length of the work string.
IPC 8 full level
E21B 17/00 (2006.01); E21B 41/00 (2006.01); E21B 47/125 (2012.01)
CPC (source: EP)
E21B 47/135 (2020.05)
Citation (search report)
See references of WO 2022046573A1
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 2022046573 A1 20220303; BR 112023002901 A2 20230314; CN 116096980 A 20230509; EP 4204665 A1 20230705
DOCDB simple family (application)
US 2021047038 W 20210823; BR 112023002901 A 20210823; CN 202180056688 A 20210823; EP 21862444 A 20210823