Pipe joints or couplings – Swivel – Pipe in socket type
Patent
1981-10-05
1984-08-28
Callaghan, Thomas J.
Pipe joints or couplings
Swivel
Pipe in socket type
285168, F16L 2700
Patent
active
044680562
ABSTRACT:
The present invention is directed to swivel means for use in connecting pairs of axially spaced risers in an off-shore multi-line riser system the conveys petroleum from a collection point on the ocean floor to a floating buoy for delivery to tankers. The swivel permits considerable latitude in the movement of the riser system yet assuring leak proof joints at the points of movement by providing elastic seals that facilitate motion between conveying conduits.
REFERENCES:
patent: 2460872 (1949-02-01), Carpenter
patent: 2963304 (1960-12-01), Comlossy, Jr. et al.
patent: 3392993 (1968-07-01), Myers
patent: 4229024 (1980-10-01), Oberrecht et al.
patent: 4236737 (1980-12-01), Herbert et al.
patent: 4326736 (1982-04-01), Kusumi et al.
patent: 4337970 (1982-07-01), Gunderson
Kramer James H.
Orndorff, Jr. Roy L.
Presutto Vincent T.
Stephens James M.
Callaghan Thomas J.
Januszkiewicz Joseph
The B. F. Goodrich Company
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