EP 1171684 B1 20030813 - DOWNHOLE DEVICE FOR CONTROLLING FLUID FLOW IN A WELL
Title (en)
DOWNHOLE DEVICE FOR CONTROLLING FLUID FLOW IN A WELL
Title (de)
BOHRLOCHWERKZEUG ZUR STEUERUNG VON FLÜSSIGKEITSSTRÖMUNGEN IN EINEM BOHRLOCH
Title (fr)
DISPOSITIF DE FOND DE TROU PERMETTANT DE REGULER L'ECOULEMENT DE FLUIDE DANS UN PUITS
Publication
Application
Priority
- EP 00936729 A 20000428
- EP 0004184 W 20000428
- EP 99303395 A 19990429
Abstract (en)
[origin: WO0066880A1] A downhole device for controlling the flow of fluids through an oil and/or gas production well comprises a deformable chamber which contains an electromagnetic field or other stimuli responsive gel and a fluid passage which is closed off in response to a volume increase of the gel and the deformable chamber.
IPC 1-7
IPC 8 full level
E21B 33/12 (2006.01); E21B 34/06 (2006.01)
CPC (source: EP)
E21B 34/066 (2013.01); E21B 2200/02 (2020.05)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0066880 A1 20001109; AR 023790 A1 20020904; AT E247220 T1 20030815; AU 5212300 A 20001117; AU 760852 B2 20030522; BR 0010101 A 20020219; CA 2370159 A1 20001109; CA 2370159 C 20080617; CN 1222679 C 20051012; CN 1349586 A 20020515; DE 60004506 D1 20030918; DE 60004506 T2 20040401; EA 003112 B1 20030227; EA 200101145 A1 20020425; EG 22755 A 20030730; EP 1171684 A1 20020116; EP 1171684 B1 20030813; GC 0000131 A 20050629; ID 30403 A 20011129; MX PA01010679 A 20020604; NZ 514724 A 20030131; OA 11878 A 20060327; TR 200103120 T2 20020422
DOCDB simple family (application)
EP 0004184 W 20000428; AR P000102021 A 20000428; AT 00936729 T 20000428; AU 5212300 A 20000428; BR 0010101 A 20000428; CA 2370159 A 20000428; CN 00806906 A 20000428; DE 60004506 T 20000428; EA 200101145 A 20000428; EG 20000533 A 20000426; EP 00936729 A 20000428; GC P2000636 A 20000426; ID 20012342 A 20000428; MX PA01010679 A 20000428; NZ 51472400 A 20000428; OA 1200100285 A 20000428; TR 200103120 T 20000428