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 17/00 (2006.01) E21B 43/12 (2006.01)
Patent
CA 1136487
COMPOSITE SUCKER ROD STRING Abstract of the Disclosure A composite sucker rod string for connecting a subsurface well pump to a surface pumping unit utilizes a plurality of relatively elastic sucker rods, such as, polyfilament reinforced, resin bonded sucker rods in conjunc- tion with a plurality of relatively inelastic sucker rods, such as, steel sucker rods, with the lengths and other para- meters of the relatively elastic and relatively inelastic portions of the sucker rod string being selected to provide optimum pumping performance within the constraints imposed by the characteristics of the well and pumping equipment.
338956
Joslyn Mfg. And Supply Co.
Smart & Biggar
LandOfFree
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