Motion compensator

Details Motion compensator Motion compensator

1976-07-30

1978-02-07

Leppink, James A.

Wells

With below and above ground modification

Eduction pump or plunger in well

175321, E21B 712

Patent

active

040721906

ABSTRACT:
Disclosed is a motion compensator to permit relative movement between an underwater well installation and a vessel on the water surface. The motion compensator includes telescoping elements, seals between the telescoping elements and ports to permit lubrication of the seals. A method of using the motion compensator is also disclosed. This abstract is neither intended to define the invention of the application which, of course, is measured by the claims, nor is it intended to be limiting as to the scope of the invention in any way.

REFERENCES:
patent: 3311180 (1967-03-01), Gilreath et al.
patent: 3329221 (1967-07-01), Walker
patent: 3599735 (1971-08-01), Slator
patent: 3764168 (1973-10-01), Kisling et al.

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