EP 2479376 A1 20120725 - Annular barrier with a diaphragm
Title (en)
Annular barrier with a diaphragm
Title (de)
Ringförmige Absperrung mit einer Membran
Title (fr)
Barrière annulaire avec diaphragme
Publication
Application
Priority
EP 11152135 A 20110125
Abstract (en)
The present invention relates to an annular barrier arranged in a borehole for providing zone isolation between a first zone and a second zone. Furthermore, the present invention relates to an annular barrier system as well as to a method of placing an annular barrier in an annulus and a method of using annular barriers in an annulus to seal off an inflow control section.
IPC 8 full level
E21B 33/127 (2006.01)
CPC (source: EP)
E21B 33/1277 (2013.01)
Citation (search report)
- [XI] US 2959226 A 19601108 - BLOOD ROBERT H
- [XI] US 2859828 A 19581111 - WILLIAMS PHILIP S
- [A] US 2828823 A 19580401 - MOUNCE WHITMAN D
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 2479376 A1 20120725; EP 2479376 B1 20131225; DK 2479376 T3 20140113; DK 2706188 T3 20171120; DK 2706189 T3 20171120; EP 2706188 A2 20140312; EP 2706188 A3 20150422; EP 2706188 B1 20171011; EP 2706189 A2 20140312; EP 2706189 A3 20150408; EP 2706189 B1 20171018; ES 2443319 T3 20140218; NO 2706188 T3 20180310; NO 2706189 T3 20180317
DOCDB simple family (application)
EP 11152135 A 20110125; DK 11152135 T 20110125; DK 13193384 T 20110125; DK 13193387 T 20110125; EP 13193384 A 20110125; EP 13193387 A 20110125; ES 11152135 T 20110125; NO 13193384 A 20110125; NO 13193387 A 20110125