Super seal valve with mechanically retained seal

Details Super seal valve with mechanically retained seal Super seal valve with mechanically retained seal

1984-09-28

1986-11-25

Novosad, Stephen J.

Wells

Valves, closures or changeable restrictors

Fluid operated

166285, 137515, E21B 3408, E16K 1500

Patent

active

046243160

ABSTRACT:
A valve seal assembly for use in well cementing equipment in well cementing operations and the like having an elastomeric seal positively, mechanically retained on the valve body head so that movement of the elastomeric seal on the valve body stem and with respect to the valve body head is prevented.

REFERENCES:
patent: 2771091 (1956-11-01), Baker et al.
patent: 2802482 (1957-08-01), Arnhold
patent: 3385370 (1968-05-01), Knox et al.
patent: 3776250 (1973-12-01), Knox
patent: 3957114 (1976-05-01), Streich
patent: 4067358 (1978-01-01), Streich
patent: 4338999 (1982-07-01), Carter, Jr.
Halliburton Sales and Service Catalog, 1960, p. 53.
Halliburton Services Sales and Service Catalog, No. 41, p. 3846.

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