Wells – Receptacles – With separate air chamber having openable passage
Patent
1974-12-03
1976-05-04
Shapiro, Jacob
Wells
Receptacles
With separate air chamber having openable passage
166 5, F16L 3500
Patent
active
039539822
ABSTRACT:
In a method of and apparatus for laying and connecting a flow line to a submerged base structure, wherein the end portion of the line for connection to the submerged base structure comprises an elbow portion and a connection at the end of the elbow portion, which connection is capable of pivoting about the axis of the elbow portion and forms part of a basic structure for vertical connection to the base structure, the basic structure is held fixed relative to the end portion of the line by operation of a locking apparatus rigidly connecting the elbow portion to the connection, the collector line is progressively submerged in alignment with the submerged base structure until the basic structure coincides with connecting means on the submerged base structure, and the locking apparatus is unlocked so that the elbow portion of the line can pivot freely about its axis relative to the basic structure.
REFERENCES:
patent: 3547189 (1970-12-01), Bielstein
patent: 3585958 (1971-06-01), Naczkowski
patent: 3605415 (1971-09-01), Mohlman
patent: 3724061 (1973-04-01), Schipper
Shapiro Jacob
Subsea Equipment Associates Limited
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