Extreme temperature thread sealing method and apparatus

Details Extreme temperature thread sealing method and apparatus Extreme temperature thread sealing method and apparatus

1990-12-05

1992-01-28

Reese, Randolph A.

Pipe joints or couplings

Packed

Screw

285333, 2853322, 285392, 285 89, 285910, 285917, 277236, 403288, F16L 1500

Patent

active

050838210

ABSTRACT:
A two or three piece seal apparatus and method is described for providing a positive seal of threads in extreme temperature ranges up to 2000.degree. F. for at least 20 minutes. A stainless steel compression/retaining nut is utilized in combination with a high temperature alloy ring or diamond-shaped seal to effect sealing of the threads.

REFERENCES:
patent: 1334306 (1920-03-01), Liberty
patent: 1867093 (1930-04-01), Pivoto
patent: 2604507 (1945-08-01), Tyson
patent: 2919147 (1959-12-01), Nenzell
patent: 3177782 (1962-04-01), Sampson
patent: 3356391 (1967-01-01), Bailey

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