Valve for abrasive material

Details Valve for abrasive material Valve for abrasive material

1981-01-14

1982-08-31

Spiegel, H. Jay

Fluid handling

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

Jacketed

251315, 251368, 406193, F16L 700

Patent

active

043467300

ABSTRACT:
A ball valve assembly for controlling the flow of abrasive particulates including an enlarged section at the bore inlet and an enlarged section at the bore outlet. A refractory ceramic annular deflector is positioned in each of the enlarged sections, substantially extending the useful life of the valve.

REFERENCES:
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patent: 1584007 (1926-05-01), Brown
patent: 3167088 (1965-01-01), McInerney
patent: 3306316 (1967-02-01), Stillwagon
patent: 3386699 (1968-06-01), Petter et al.
patent: 3464598 (1969-09-01), Curry, Jr.
patent: 3614061 (1971-10-01), Fitzpatrick
patent: 3662986 (1972-05-01), Domulewicz
patent: 3689027 (1972-09-01), Grenier
patent: 3701359 (1972-10-01), Worley et al.
patent: 3726306 (1973-04-01), Purvis
patent: 4010775 (1977-03-01), Roberts
patent: 4079747 (1978-03-01), Roberts
patent: 4136709 (1979-01-01), Rogers et al.

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