E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 23/00 (2006.01) E21B 31/00 (2006.01) E21B 47/18 (2006.01)
Patent
CA 2372366
A method and apparatus of vibrating a tubing string in a wellbore comprises a rigid carrier or conveyance structure coupled to an acoustic resonance apparatus. The acoustic resonance apparatus comprises a housing section containing a fluid. A pulser or other device is activated to generate acoustic waves in the fluid. A portion of the acoustic wave energy is reflected by a reflector in the acoustic resonance apparatus. The operating frequency of the pulser or other device is adjusted to achieve acoustic resonance in the fluid.
Jeffryes Benjamin P.
Zheng Shunfeng
Schlumberger Canada Limited
Smart & Biggar
LandOfFree
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