Plug valve

Details Plug valve Plug valve

1984-03-19

1985-08-20

Chambers, A. Michael

Fluid handling

With casing, support, protector or static constructional...

Jacketed

251214, 251312, 277106, 277125, 277188R, F16K 2700

Patent

active

045358036

ABSTRACT:
A plug valve is provided with a stem seal wherein a generally frustoconical face is provided at the juncture of stem and plug and the seal is fixed against the frustoconical face with a predetermined constant load.

REFERENCES:
patent: 3157195 (1964-11-01), McIntosh et al.
patent: 3522820 (1970-08-01), Watts
patent: 3698422 (1972-10-01), Freed et al.
patent: 3703910 (1972-11-01), Smith
patent: 3916943 (1975-11-01), Hester et al.
patent: 4462568 (1984-07-01), Taylor et al.

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