Rod coupling for oil well sucker rods and the like

Details Rod coupling for oil well sucker rods and the like Rod coupling for oil well sucker rods and the like

1984-05-04

1986-07-29

Husar, Cornelius J.

Pipe joints or couplings

With casing, lining or protector

285 55, 2853324, 285390, 285417, 403265, 403266, 403307, 403343, F16L 5700

Patent

active

046028072

ABSTRACT:
A coupling for joining sucker rods in an oil well pump and the like, having a metal sleeve with an axially threaded bore and an exterior coating on the sleeve producing a cylindrical coupling, with the coating being an abrasive resistant thermoplastic hydrourethane polymer.

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patent: 4484833 (1984-11-01), Gallagher, Jr.

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