F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
103/142
F04B 47/02 (2006.01) E21B 17/10 (2006.01) F04B 53/14 (2006.01)
Patent
CA 1231866
ABSTRACT An oil well sucker rod guide consisting of an elongated body, a number of radial slots through the body, each slot being disposed at equiangular spaced positions, each slot having a roller therein rotatably supported upon an axle transverse to the slot such that the roller projects outside the periphery of the body from only one end of the slot.
522073
Borden Ladner Gervais Llp
Red Wing Tool Co. Ltd.
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