Leakproof stuffing box with external lubrication for polish rod

Details Leakproof stuffing box with external lubrication for polish rod Leakproof stuffing box with external lubrication for polish rod

1990-02-14

1991-01-01

Kisliuk, Bruce M.

Wells

Above ground apparatus

With seal for reciprocating member

166 82, 277 59, 277 72R, 277 79, 277206R, E21B 3303

Patent

active

049811746

ABSTRACT:
A stuffing box for an oil well pump which utilizes a separate lubricating fluid chamber for the polish rod rather than using the crude oil that is being pumped as the lubricating fluid.

REFERENCES:
patent: 1467877 (1923-09-01), Rea
patent: 2380189 (1945-07-01), Ratigan
patent: 2674474 (1954-04-01), Lister
patent: 2743122 (1956-04-01), Ratigan
patent: 3353606 (1967-11-01), Dyer
patent: 3362345 (1968-01-01), Sparger
patent: 3939910 (1976-02-01), Bruce
patent: 3967678 (1976-07-01), Blackwell
patent: 4384726 (1983-05-01), Meyer
patent: 4886241 (1989-12-01), Davis et al.

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