SELF-COOLED OIL WELL POLISH ROD STUFFING BOX
United States Patent 3468374

Inventors:
Reeves, Louie E.
Publication Date:
09/23/1969
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Assignee:
Louie, Reeves E.
Primary Class:
166/84.200
Other Classes:
184/6, 277/518, 277/517, 277/329, 277/930
International Classes:
E21B33/08; F16J15/18; E21B33/02; F01P3/12; F01P5/10; F16J15/02
US Patent References:
3353606Polished rod protector




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