Rod guide assembly

Details Rod guide assembly Rod guide assembly

1997-03-31

1998-04-21

Tsay, Frank

Wells

Guide for device or conduit

On sucker or pump rod

1662414, E21B 1710

Patent

active

057408629

ABSTRACT:
A rod guide assembly having a mount rigidly molded on rod shank, a centralizer rotatably mounted on the mount having, closure means between the mount and the centralizer for preventing flow of particles into the centralizer.

REFERENCES:
patent: 1605316 (1926-11-01), Wilson
patent: 2127796 (1938-08-01), Willis
patent: 4050514 (1977-09-01), Prenn
patent: 4757861 (1988-07-01), Klyne
patent: 4919202 (1990-04-01), Clintberg
patent: 4984633 (1991-01-01), Langer et al.
patent: 5191938 (1993-03-01), Sable et al.
patent: 5339896 (1994-08-01), Hart et al.

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