(19)
(11) EP 1 171 684 A1

(12)

(43) Date of publication:
16.01.2002 Bulletin 2002/03

(21) Application number: 00936729.3

(22) Date of filing: 28.04.2000
(51) International Patent Classification (IPC)7: E21B 34/06, E21B 33/12
(86) International application number:
PCT/EP0004/184
(87) International publication number:
WO 0066/880 (09.11.2000 Gazette 2000/45)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 29.04.1999 EP 99303395

(71) Applicant: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
2596 HR Den Haag (NL)

(72) Inventors:
  • DEN BOER, Johannis, Josephus
    NL-2288 GD Rijswijk (NL)
  • HARTWIJK, Astrid
    NL-2288 GD Rijswijk (NL)
  • SOMMERAUER, Gerald
    NL-2288 GD Rijswijk (NL)
  • STEWART, John, Foreman
    NL-2288 GD Rijswijk (NL)

   


(54) DOWNHOLE DEVICE FOR CONTROLLING FLUID FLOW IN A WELL