Cylindro-conical pipe joint

Details Cylindro-conical pipe joint Cylindro-conical pipe joint

1981-11-13

1983-08-16

Arola, Dave W.

Pipe joints or couplings

Particular interface

Tapered

285383, F16L 2500

Patent

active

043987567

ABSTRACT:
Separable joint for oil well pipe in which both the male and female members have a cylindrical threaded section adjacent a frusto-conical thread section, and the female member has an internal shoulder against which the end of the male member seals.

REFERENCES:
patent: 1973848 (1934-09-01), Duffy
patent: 2051499 (1936-08-01), Siegle
patent: 2056112 (1936-09-01), Protin
patent: 2449313 (1940-09-01), Naet
patent: 2793059 (1957-05-01), Woodling
patent: 2893759 (1959-07-01), Blose
patent: 3489437 (1970-01-01), Duret

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