Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1988-09-01
1989-11-21
Reese, Randolph A.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
405224, 405188, 166338, 166341, 285 24, 285 84, 403348, E21B 33038
Patent
active
048818500
ABSTRACT:
A subsea landing base including a plurality of guide posts interconnected to a housing support structure including an upper annular plate, a lower annular plate, an annular control plate supported on the upper annular plate and rotatable thereon, a connection between the control plate to a landing ring to actuate the landing ring between housing supporting position and expanded position, rotation of the control plate to one of its positions of running, released and landed and locked, and a tool for rotation of the control plate and for retrieval of the landing base.
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McBee J. Russell
Reese Randolph A.
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