Pipe joints or couplings – With casing – lining or protector – Lined
Patent
1980-09-26
1982-02-02
Callaghan, Thomas F.
Pipe joints or couplings
With casing, lining or protector
Lined
285408, F16L 914, F16L 2300
Patent
active
043136257
ABSTRACT:
An improved lined pipe assembly is provided wherein the lined pipe and liner are deformed to provide an outwardly flaring flange, a loose tapered ring is disposed on the pipe adjacent the flange and the pipe joined to a similar pipe or cast fitting by means of a split "V" clamp. Highly reliable joints are obtained.
REFERENCES:
patent: 2919936 (1960-01-01), Hurley
patent: 3335758 (1967-08-01), Bertolet, Jr.
patent: 3398978 (1968-08-01), Gasche
Callaghan Thomas F.
Ingraham R. B.
The Dow Chemical Company
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