EP 0840690 B1 19990922 - OFFSHORE OIL RIG
Title (en)
OFFSHORE OIL RIG
Title (de)
OFFSHORE-ÖLPRODUKTIONSPLATTFORM
Title (fr)
PLATE-FORME D'EXPLOITATION PETROLIERE EN MER
Publication
Application
Priority
- FR 9601151 W 19960722
- FR 9509112 A 19950726
Abstract (en)
[origin: FR2737179A1] An offshore oil rig comprising an upper body (1) located above the surface of the sea and connected to a completely submerged hollow base (3) via partially submerged substantially vertical connecting legs (2) forming a buoyancy tank. The submerged portion of each of the legs (2) comprises a series of at least two sections (10, 14), i.e. a first section (10) with solid walls defining an enclosed space and forming a buoyancy tank, and a second section (14) with a perforated side wall defining an inner space open to the surrounding marine environment.
IPC 1-7
IPC 8 full level
B63B 1/10 (2006.01); B63B 35/44 (2006.01)
CPC (source: EP KR US)
B63B 1/107 (2013.01 - EP US); B63B 35/44 (2013.01 - KR); B63B 35/4413 (2013.01 - EP US); B63B 2001/128 (2013.01 - EP US); B63B 2039/067 (2013.01 - EP US)
Designated contracting state (EPC)
ES FI GB IE IT
DOCDB simple family (publication)
FR 2737179 A1 19970131; FR 2737179 B1 19971017; BR 9610018 A 19990706; EP 0840690 A1 19980513; EP 0840690 B1 19990922; ES 2140883 T3 20000301; JP 3905557 B2 20070418; JP H11509803 A 19990831; KR 100442502 B1 20041008; KR 19990035950 A 19990525; NO 314717 B1 20030512; NO 980339 D0 19980126; NO 980339 L 19980326; OA 10656 A 20020919; US 6024040 A 20000215; WO 9705011 A1 19970213
DOCDB simple family (application)
FR 9509112 A 19950726; BR 9610018 A 19960722; EP 96926441 A 19960722; ES 96926441 T 19960722; FR 9601151 W 19960722; JP 50727697 A 19960722; KR 19980700611 A 19980126; NO 980339 A 19980126; OA 9800010 A 19980123; US 47098 A 19980604