Assignee
PREC ENERGY SERVICES LTD
CA·6 granted patents·2 pending applications·88 citations·filing 2004–2009
Top patents by PatentIndex Score
8 records- 0187US7755972B2Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configurationsPREC ENERGY SERVICES LTD·Filed 2009·Granted Jul 13, 2010·19 cites·5 claims
- 0278US7281593B2Method for the circulation of gas when drilling or working a wellPREC ENERGY SERVICES LTD·Filed 2005·Granted Oct 16, 2007·26 cites·25 claims
- 0367US7529150B2Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configurationsPREC ENERGY SERVICES LTD·Filed 2006·Granted May 5, 2009·6 cites·10 claims
- 0466US7644760B2Self contained temperature sensor for borehole systemsPREC ENERGY SERVICES LTD·Filed 2006·Granted Jan 12, 2010·13 cites·28 claims
- 0565US7646674B2Borehole apparatus and methods for simultaneous multimode excitation and reception to determine elastic wave velocities, elastic modulii, degree of anisotropy and elastic symmetry configurationsPREC ENERGY SERVICES LTD·Filed 2009·Granted Jan 12, 2010·5 cites·4 claims
- 0650US7513304B2Method for drilling with improved fluid collection patternPREC ENERGY SERVICES LTD·Filed 2004·Granted Apr 7, 2009·19 cites·25 claims
- 0741US2007023718A1Mud pulserPREC ENERGY SERVICES LTD·Filed 2005·Application pending·0 cites
- 0836US2008204270A1Measurement-while-drilling mud pulse telemetry reflection cancelationPREC ENERGY SERVICES LTD·Filed 2007·Application pending·0 cites
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