Pre-stressed fiber-resin sucker rod and method of making same

Joints and connections – Screw or cam

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Details

403265, E21B 1700

Patent

active

045225290

ABSTRACT:
A sucker rod used in pumping liquids from subterranean oil or water wells is formed of plastic material having pre-stressed reinforcing fiber strands or roving therein, and a method of manufacturing same.

REFERENCES:
patent: 2827414 (1958-03-01), Bussard et al.
patent: 4063838 (1977-12-01), Michael
patent: 4155791 (1979-05-01), Higuchi
patent: 4205926 (1980-06-01), Carlson

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