(19)
(11)
EP 1 993 747 A1
(12)
(43)
Date of publication:
26.11.2008
Bulletin 2008/48
(21)
Application number:
07715964.8
(22)
Date of filing:
01.03.2007
(51)
International Patent Classification (IPC):
B21B
19/16
(2006.01)
B25B
13/50
(2006.01)
(86)
International application number:
PCT/NO2007/000084
(87)
International publication number:
WO 2007/100259
(
07.09.2007
Gazette 2007/36)
(84)
Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
(30)
Priority:
03.03.2006
NO 20061037
(71)
Applicant:
National Oilwell Norway AS
4604 Kristiansand (NO)
(72)
Inventor:
WEBB, Jonathan, Garrick
N-4623 Kristiansand (NO)
(74)
Representative:
Håmsø Patentbyrå ANS
Postboks 171
4302 Sandnes
4302 Sandnes (NO)
(54)
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