E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/46.1
E21B 43/01 (2006.01) E21B 7/128 (2006.01) E21B 33/076 (2006.01) E21B 43/017 (2006.01)
Patent
CA 1291945
Abstract of the Disclsoure A modular near-surface completion system that positions the production wellheads in a quiescent , zone beneath significant wave activity yet within reach of divers for maintenance and inspection. Each subsea well is provided with a) its own riser, b) a riser tensioning buoy and c) a production well tree mounted atop the riser buoy. Produced fluids are transmitted from the well tree to the floating production platform by means of flexible risers suspended in a catenary loop of sufficient length to permit the plat- form to be maneuvered to position it for drilling or workover of any of the plurality of templates it services.
557929
Leach Colin P.
Wybro Pieter G.
Conoco Inc.
Leach Colin P.
Mccallum Brooks & Co.
Wybro Pieter G.
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