EP 3252267 A1 20171206 - DOWNHOLE COMPLETION DEVICE WITH LIQUID
Title (en)
DOWNHOLE COMPLETION DEVICE WITH LIQUID
Title (de)
BOHRLOCHFERTIGSTELLUNGSVORRICHTUNG MIT FLÜSSIGKEIT
Title (fr)
DISPOSITIF D'ACHÈVEMENT DE FOND DE TROU AVEC DU LIQUIDE
Publication
Application
Priority
EP 16171923 A 20160530
Abstract (en)
The present invention relates to a downhole completion device configured to be mounted as part of a well tubular metal structure. The downhole completion device comprises a metal housing enclosing a closed space, an electrical component arranged in the space inside the metal housing, the metal housing being filled with a liquid having a first volume of 1 bar at 20°C, wherein the metal housing has a first housing section and a second housing section, the first housing section having a first thickness and the second housing section having a second thickness, and the second thickness being smaller than the first thickness so that the second housing section is more flexible than the first housing section. Furthermore, the invention relates to a downhole completion system.
IPC 8 full level
E21B 41/00 (2006.01); E21B 47/01 (2012.01)
CPC (source: EP US)
E21B 47/017 (2020.05 - EP US); E21B 47/06 (2013.01 - EP)
Citation (search report)
- [XYI] EP 2876251 A1 20150527 - WELLTEC AS [DK]
- [Y] CN 204371260 U 20150603 - PETROCHINA CO LTD
- [A] US 2005248334 A1 20051110 - DAGENAIS PETE C [US], et al
- [A] WO 2008034761 A1 20080327 - SCHLUMBERGER SERVICES PETROL [FR], et al
- [A] WO 2015069721 A1 20150514 - FMC TECHNOLOGIES [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)
DOCDB simple family (application)
EP 16171923 A 20160530