Valve ring arrangements in metallic valves, control valves, cond

Details Valve ring arrangements in metallic valves, control valves, cond Valve ring arrangements in metallic valves, control valves, cond

1982-11-12

1985-09-24

Tapolcai, William E.

Valves and valve actuation

Valve

Seats

251363, F16K 2500

Patent

active

045428794

ABSTRACT:
A valve ring arrangement is disclosed in which the corrosion sensitive parts of shut-off valves, control valves and condensate-removal devices are kept out of contact with condensate accumulations. Also disclosed are float and bucket-type condensate-removal devices which are protected against shutdown corrosion by means of automatically draining them during shutdowns.

REFERENCES:
patent: 571833 (1896-11-01), Hunter
patent: 1586346 (1926-05-01), Wilson
patent: 2172073 (1939-09-01), Smith
patent: 2247976 (1941-07-01), Titus
patent: 2271274 (1942-01-01), O'Donnell
patent: 2735047 (1956-02-01), Garner et al.

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