(19)
(11) EP 1 246 995 A1

(12)

(43) Date of publication:
09.10.2002 Bulletin 2002/41

(21) Application number: 01900794.7

(22) Date of filing: 03.01.2001
(51) International Patent Classification (IPC)7E21B 15/00
(86) International application number:
PCT/NO0100/002
(87) International publication number:
WO 0104/9966 (12.07.2001 Gazette 2001/28)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.01.2000 NO 20000018

(71) Applicant: Maritime Hydraulics AS
4639 Kristiansand (NO)

(72) Inventor:
  • JORTVEIT, Jan
    N-4630 Kristiansand (NO)

(74) Representative: Stein, Jan Anders Lennart et al
Albihns Stockholm AB,Box 5581
114 85 Stockholm
114 85 Stockholm (SE)

   


(54) MODULAR LIGHT WEIGHT DRILLING RIG