Hydraulic choke device

Details Hydraulic choke device Hydraulic choke device

1982-10-29

1985-05-21

Rosenthal, Arnold

Valves and valve actuation

With material guide or restrictor

Movable or resilient guide or restrictor

251130, 251363, 137797, 137312, 74625, 744248NA, 744248VA, F16K 4704, F16K 3105, F16H 108

Patent

active

045181489

ABSTRACT:
A hydraulic choking device for use in controlling fluid flow from an oil or gas well, having an improved valve chamber and valve design to reduce parts' wear and facilitate repairs, wherein the chamber is provided with a cavity within the chamber passageway sidewall to which the fluids are initially directed and wherein a ball nose plug is utilized as the valve gate to seal the valve.

REFERENCES:
patent: 2061852 (1936-11-01), Schweitzer
patent: 2324571 (1943-07-01), Fitz
patent: 2327980 (1943-08-01), Bryant
patent: 2614795 (1952-10-01), Allen
patent: 2843152 (1958-07-01), Laird et al.
patent: 2914088 (1959-11-01), Beaman et al.
patent: 3466945 (1969-09-01), McNeal, Jr.
patent: 3521853 (1970-07-01), Gillis et al.
patent: 4047695 (1973-09-01), Cleveland et al.
patent: 4295384 (1981-10-01), Brandt et al.

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