SNMR pulse sequencing methods and apparatus

Walsh, David O.; Grunewald, Elliot D.

Title: SNMR pulse sequencing methods and apparatus

Patent · Tue Dec 04 00:00:00 EST 2018

OSTI ID:1496612

Walsh, David O.; Grunewald, Elliot D.

Technologies applicable to SNMR pulse sequencing are disclosed, including SNMR acquisition apparatus and methods, SNMR processing apparatus and methods, and combinations thereof. SNMR acquisition may include transmitting SNMR pulse sequences according to any of a variety of techniques. SNMR processing may include combining SNMR from a plurality of pulse sequences.

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Research Organization:: VISTA CLARA INC., Mukilteo, WA (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: FG02-08ER84979

Assignee:: VISTA CLARA INC. (Mukilteo, WA)

Patent Number(s):: 10,145,915

Application Number:: 14/023,033

OSTI ID:: 1496612

Resource Relation:: Patent File Date: 2013 Sep 10

Country of Publication:: United States

Language:: English

References (17)

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Improving Surface-NMR Estimates of Nuclear-spin Relaxation (T1) Walbrecker, J. O.; Hertrich, M.; Green, A. G. Near Surface 2010 - 16th EAGE European Meeting of Environmental and Engineering Geophysics, Proceedings https://doi.org/10.3997/2214-4609.20144769	conference	September 2010
Practical limitations and applications of short dead time surface NMR Walsh, David O.; Grunewald, Elliot; Turner, Peter Near Surface Geophysics, Vol. 9, Issue 2 https://doi.org/10.3997/1873-0604.2010073	journal	December 2010
Modified Spin‐Echo Method for Measuring Nuclear Relaxation Times Meiboom, S.; Gill, D. Review of Scientific Instruments, Vol. 29, Issue 8 https://doi.org/10.1063/1.1716296	journal	August 1958
SNMR pulse sequence phase cycling Walsh, David O.; Grunewald, Elliot D. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/8581587 US Patent Document 8,581,587	patent	November 2013
Imaging of groundwater with nuclear magnetic resonance Hertrich, Marian Progress in Nuclear Magnetic Resonance Spectroscopy, Vol. 53, Issue 4 https://doi.org/10.1016/j.pnmrs.2008.01.002	journal	November 2008
Surface NMR measurement of proton relaxation times in medium to coarse-grained sand aquifer Shushakov, Oleg A. Magnetic Resonance Imaging, Vol. 14, Issue 7-8 https://doi.org/10.1016/S0730-725X(96)00194-4	journal	January 1996
Relaxation time estimation in surface NMR Grunewald, Elliot D.; Walsh, David O. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/9599688 US Patent Document 9,599,688	patent	March 2017
Surface-NMR relaxation and echo of aquifers in geomagnetic field Shushakov, O. A.; Fomenko, V. M. Applied Magnetic Resonance, Vol. 25, Issue 3-4 https://doi.org/10.1007/BF03166551	journal	September 2004
Phase-shifted pulse sequence for measurement of spin-lattice relaxation in complex systems Demco, D. E.; Van Hecke, P.; Waugh, J. S. Journal of Magnetic Resonance (1969), Vol. 16, Issue 3, p. 467-470 https://doi.org/10.1016/0022-2364(74)90230-3	journal	December 1974
Ground Liquid Prospecting Method and Apparatus Varian, Russell Harrison https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/3019383 US Patent Document 3019383	patent	January 1962
Depth and refocusing pulses designed for multipulse NMR with surface coils Robin Bendall, M.; Gordon, Roy E. Journal of Magnetic Resonance (1969), Vol. 53, Issue 3, p. 365-385 https://doi.org/10.1016/0022-2364(83)90211-1	journal	July 1983
Magnetic Resonance Sounding Applied to Aquifer Characterization Legchenko, Anatoly; Baltassat, Jean-Michel; Bobachev, Alexey Ground Water, Vol. 42, Issue 3, p. 363-373 https://doi.org/10.1111/j.1745-6584.2004.tb02684.x	journal	May 2004
SNMR Pulse Sequence Phase Cycling Walsh, David O.; Grunewald, Elliot D. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20120286779 US Patent Application 13/104721; 20120286779	patent-application	November 2012
Relaxation Time Estimation in Surface NMR Grunewald, Elliot D.; Walsh, David O. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20130193969 US Patent Application 13/750984; 20130193969	patent-application	August 2013
Magnetic Pulse Generator and Depth Finder System Catcheart, Richard C. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/2685026 US Patent Document 2685026	patent	July 1954
Multicoil NMR data acquisition and processing methods Walsh, David O. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7466128 US Patent Document 7,466,128	patent	December 2008

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