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David Barfoot
David Barfoot
Sensor Scientific Advisor - Physics, Halliburton
Verified email at halliburton.com - Homepage
Title
Cited by
Cited by
Year
Quantitative quality of distributed acoustic sensing vertical seismic profile data
ME Willis, D Barfoot, A Ellmauthaler, X Wu, O Barrios, C Erdemir, S Shaw, ...
The Leading Edge 35 (7), 605-609, 2016
842016
Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber
DA Barfoot, JL Maida
US Patent 9,429,466, 2016
432016
Indentation hardness test system
JM Hauck, DA Barfoot
US Patent 6,996,264, 2006
392006
Noise removal for distributed acoustic sensing data
A Ellmauthaler, ME Willis, DA Barfoot, KT Walker
US Patent 10,444,391, 2019
382019
Calibration of a well acoustic sensing system
CL Stokely, DA Barfoot, NG Skinner
US Patent App. 13/693,203, 2014
372014
Reducing disturbance during fiber optic sensing
DA Barfoot
US Patent 9,091,155, 2015
342015
Apparatus and method of multiplexed or distributed sensing
DA Barfoot, G McColpin, M Jaaskelainen, J Maida
US Patent 9,557,195, 2017
282017
Reflector configuration for distributed sensing in an optical fiber network using multiple sets of circulators
DA Barfoot, MJ LeBlanc, NG Skinner
US Patent 9,766,371, 2017
272017
Distributed acoustic sensing gauge length effect mitigation
ME Willis, A Padhi, D Barfoot
US Patent 9,702,244, 2017
272017
Mud pulse detection using distributed acoustic sensing
A Ellmauthaler, L de Oliveira Nunes, NG Skinner, CL Stokely, DA Barfoot
US Patent 9,719,846, 2017
222017
Depth calibration for DAS VSP: Lessons learned from two field trials
A Ellmauthaler, M Willis, D Barfoot, X Wu, C Erdemir, O Barrios-Lopez, ...
SEG International Exposition and Annual Meeting, SEG-2016-13951487, 2016
222016
Robust optical fiber-based distributed sensing systems and methods
KM Jaaskelainen, HC Bland, BM Banack, DA Barfoot
US Patent 9,617,847, 2017
212017
Distributed sensing systems and methods with efficient energy spectrum analysis
L de Oliveira Nunes, CL Stokely, DA Barfoot
US Patent 10,267,141, 2019
202019
Fiber optic distributed acoustic sensor omnidirectional antenna for use in downhole and marine applications
CL Stokely, C Jesse, DA Barfoot
US Patent App. 15/312,131, 2018
202018
Gauge length effect and gauge length conversion
X Wu, ME Willis, DA Barfoot
US Patent 11,215,727, 2022
182022
Wellbore monitoring system using strain sensitive optical fiber cable package
H Xia, AV Taware, DA Barfoot
US Patent 10,215,016, 2019
182019
Downhole optical acoustic transducers
NG Skinner, EM Samson, JL Maida Jr, CL Stokely, DA Barfoot
US Patent App. 13/748,764, 2014
162014
Comparing DAS and geophone zero-offset VSP data sets side-by-side
ME Willis, C Erdemir, A Ellmauthaler, O Barrios, D Barfoot
CSEG Recorder 41 (6), 22-26, 2016
152016
Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber
DA Barfoot, JL Maida
US Patent 10,209,383, 2019
142019
Efficient vertical seismic profiling using fiber-optic distributed acoustic sensing and real-time processing
DA Barfoot
Second EAGE Workshop on Borehole Geophysics, cp-343-00003, 2013
142013
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