Apparatus and method for hydraulic makeup and control

Details Apparatus and method for hydraulic makeup and control Apparatus and method for hydraulic makeup and control

1977-05-18

1979-01-09

Geoghegan, Edgar W.

Power plants

Pressure fluid source and motor

Methods of operation

60464, 91390, F16D 3100

Patent

active

041331761

ABSTRACT:
An adjustable hydraulic makeup and control system is provided for supplementing the primary hydraulic flow to overcome leakage and thus be able to maintain a constant pulling load on a drill pipe or other tool in a well hole for an indefinite length of time.

REFERENCES:
patent: 2961829 (1960-11-01), Weisenbach
patent: 3636708 (1972-01-01), Karman et al.
patent: 3949818 (1976-04-01), Russell

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