EP 3173574 A1 20170531 - ASSEMBLY AND METHOD FOR AN EXPANDABLE PACKER
Title (en)
ASSEMBLY AND METHOD FOR AN EXPANDABLE PACKER
Title (de)
ANORDNUNG UND VERFAHREN FÜR EINEN ERWEITERBAREN PACKER
Title (fr)
ENSEMBLE ET PROCÉDÉ POUR UNE GARNITURE D'ÉTANCHÉITÉ EXTENSIBLE
Publication
Application
Priority
EP 15290293 A 20151126
Abstract (en)
A downhole packer assembly that includes an inner packer and a drain (50) coupled to the inner packer. The drain includes a sample inlet (96), a guard inlet (98), and a seal (40) disposed between the sample inlet and the guard inlet. The seal is configured to move into a space between the sample inlet and the guard inlet based on hydrostatic pressure.
IPC 8 full level
E21B 33/127 (2006.01); E21B 49/10 (2006.01)
CPC (source: EP US)
E21B 33/1216 (2013.01 - US); E21B 33/127 (2013.01 - EP US); E21B 34/06 (2013.01 - US); E21B 49/10 (2013.01 - EP US)
Citation (search report)
- [XYI] US 2011162836 A1 20110707 - CHURCH NATHAN [US]
- [XI] US 2013068463 A1 20130321 - LANDSIEDEL NATHAN [US]
- [XI] US 2008295588 A1 20081204 - VAN ZUILEKOM ANTHONY H [US], et al
- [XI] US 2006075813 A1 20060413 - FISSELER PATRICK J [US], et al
- [XI] US 6581455 B1 20030624 - BERGER PER-ERIK [NO], et al
- [A] US 2010071898 A1 20100325 - CORRE PIERRE-YVES [FR], et al
- [A] GB 2445204 A 20080702 - SCHLUMBERGER HOLDINGS [VG]
- [YA] WO 2011018765 A2 20110217 - SCHLUMBERGER CA LTD [CA], et al
- [A] US 2010294516 A1 20101125 - CORRE PIERRE-YVES [FR], et al
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)
EP 3173574 A1 20170531; US 2018340420 A1 20181129; WO 2017091302 A1 20170601
DOCDB simple family (application)
EP 15290293 A 20151126; US 2016057453 W 20161018; US 201615778640 A 20161018