Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate
2005-02-22
2005-02-22
Barlow, John (Department: 2863)
Data processing: measuring, calibrating, or testing
Measurement system in a specific environment
Mechanical measurement system
Reexamination Certificate
active
06859740
ABSTRACT:
A system receives a signal from a sensor indicative of a condition of a pump, decomposes the signal into a wavelet, and analyzes the wavelet to detect a likelihood of cavitation in the pump.
REFERENCES:
patent: 4205945 (1980-06-01), Davis
patent: 4915593 (1990-04-01), Cygnor
patent: 5427498 (1995-06-01), Lehe et al.
patent: 5995910 (1999-11-01), Discenzo
patent: 6213739 (2001-04-01), Phallen et al.
patent: 6326758 (2001-12-01), Discenzo
patent: 6330525 (2001-12-01), Hays et al.
patent: 6347283 (2002-02-01), Soliman et al.
patent: 6663349 (2003-12-01), Discenzo et al.
patent: 6701274 (2004-03-01), Eryurek et al.
patent: 6757665 (2004-06-01), Unsworth et al.
patent: 20030014965 (2003-01-01), Hashimoto et al.
patent: 20030084726 (2003-05-01), Yamazaki et al.
patent: 20030094199 (2003-05-01), Roediger
patent: 20030200060 (2003-10-01), Eryurek et al.
Paper entitled “Cavitation Bubble Behavoir Near Solid Boundaries” by H. Ishida et al., dated 2001.
Paper entitled “On Cavitation In Fluid Power” by Timo Koivula et al., dated 2000.
SPE 71571 entitled “Application of Wavelet Transform to Analysis of Pressure Transient Data” by M. Soliman et al., dated 1996.
Stephenson Stanley V.
Stribling David M.
Barlow John
Halliburton Energy Service,s Inc.
Kice Warren B.
Pretlow Demetrius
Wustenberg John W.
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