Offshore platform having three decks
AssigneeConoco Inc.
InventorRiley G. Goldsmith
Life of this patent
Estimating the term…
Abstract
An improved offshore platform, the platform including three decks in the wellbay area; a first lower deck adapted to provide a workspace for the positioning of equipment to be lowered to the ocean floor, a second middle deck, said middle deck being the main production deck from which production conduits from said wellbores are supported and from which production operations are conducted after completion of said wellbores and a third upper deck said third deck being adapted to support drilling, completion and workover equipment and to provide a protective barrier between said equipment and said second deck.
Claims9
An offshore production system, comprising:
- an offshore platform including an upper deck, a middle deck, and a lower deck;
- at least one wellbore disposed through an ocean floor and penetrating a subterranean formation;
- at least one production riser connecting said wellbore with said platform, said production riser having an upper end supported from said middle deck and having production equipment connected to said upper end adjacent said middle deck so that production operations may be conducted from said middle deck;
- drilling equipment located on said upper deck for drilling said wellbore and performing completion and workover operations thereon;
- wherein said upper deck provides a protective barrier between said drilling equipment and said middle deck;
- and
- wherein said lower deck includes a workspace for the positioning of equipment to be lowered to the ocean floor.
Dependencies are inferred from the claim text.