Lubrication and sealing of a free floating piston of hydraulical

Details Lubrication and sealing of a free floating piston of hydraulical Lubrication and sealing of a free floating piston of hydraulical

1981-03-03

1983-05-17

Camby, John J.

Pumps

Successive stages

Reciprocating rigid stages

55218, 55320, 55442, 92 865, 2104161, F04B 300, F04B 500, F01B 3100

Patent

active

043838049

ABSTRACT:
A double acting multistage hydraulically driven gas compressor using a free floating piston including a hydraulic piston and a number of gas compressing pistons, those gas compressing pistons being sealed by high pressure oil supplied from the hydraulic drive stage.

REFERENCES:
patent: 1419221 (1922-06-01), Carver
patent: 2991003 (1961-07-01), Petersen
patent: 3722187 (1973-03-01), Potter et al.
patent: 4063824 (1977-12-01), Baker et al.

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