Apparatus for transferring hydrocarbons from a subsea source...

Details Apparatus for transferring hydrocarbons from a subsea source... Apparatus for transferring hydrocarbons from a subsea source...

2005-08-09

2005-08-09

Singh, Sunil (Department: 3673)

Wells

Submerged well

Connection or disconnection of submerged members remotely...

C137S597000

Reexamination Certificate

active

06926084

ABSTRACT:
An apparatus for transferring hydrocarbons from a subsea source to a vessel, wherein the risers are suspended from a rotating body and communicate with a swivel unit including a number of swivel rings having outlets connected to a pipe system on the vessel. The apparatus includes a block arranged between the risers and the swivel unit and provided with interior ducts for connection of the risers with respective swivel rings, and a device for selective closing of the ducts are arranged between the risers and the swivel unit. The device is integrated in the block. In an advantageous embodiment, the block is also provided with a device for selective interconnection of two or more of the ducts in the block.

REFERENCES:
patent: 1971381 (1934-08-01), Penick et al.
patent: 4448568 (1984-05-01), Gentry et al.
patent: 5697732 (1997-12-01), Sigmundstad
patent: 5895077 (1999-04-01), Sigmundstad
patent: 6021848 (2000-02-01), Breivik et al.
patent: 6050747 (2000-04-01), Midttveit

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