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Proceedings Papers

Macro-Pore Hydrocarbon Saturation from NMR T 1 - T 2 Maps in the Unconventional Point-Pleasant Formation

Xinglin Wang, Philip M. Singer, Zeliang Chen, Yunke Liu, George J. Hirasaki, Zheng (Elton) Yang, Scott J. Seltzer, Boqin Sun, Marcus O. Wigand, Jon E. Burger
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0076
DOI: https://doi.org/10.30632/SPWLA-2021-0076
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View Paper titled, Macro-Pore Hydrocarbon Saturation from NMR T 1 - T 2 Maps in the Unconventional Point-Pleasant Formation
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Proceedings Papers

What Happens to the Petrophysical Properties of a Dual-Porosity Organic-Rich Chalk During Early-Stage Organic Maturation?

Eva G. Vinegar, Yoav O. Rosenberg, Itay Reznick, Yair Gordin, Philip M. Singer, Xinglin Wang, Zeliang Chen, Scott V. Nguyen, Weidong Li, Tom Bradley, George J. Hirasaki, Larry W. Lake, Shimon Feinstein, Yossef H. Hatzor, Harold J. Vinegar
Paper presented at the SPWLA 61st Annual Logging Symposium, June 24–July 29, 2020
Paper Number: SPWLA-5092
DOI: https://doi.org/10.30632/SPWLA-5092
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View Paper titled, What Happens to the Petrophysical Properties of a Dual-Porosity Organic-Rich Chalk During Early-Stage Organic Maturation?
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Proceedings Papers

A New Method of Estimating Tortuosity and Pore Size in Unconventional Formations Using NMR Restricted Diffusion Measurements

Xinglin Wang, Philip M. Singer, Zeliang Chen, George J. Hirasaki, Harold J. Vinegar
Paper presented at the SPWLA 61st Annual Logging Symposium, June 24–July 29, 2020
Paper Number: SPWLA-5046
DOI: https://doi.org/10.30632/SPWLA-5046
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View Paper titled, A New Method of Estimating Tortuosity and Pore Size in Unconventional Formations Using NMR Restricted Diffusion Measurements
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Proceedings Papers

Evaluation of Light Hydrocarbon Composition, Pore Size, and Tortuosity in Organic-Rich Chalks Using NMR Core Analysis and Logging

Zeliang Chen, Philip M. Singer, Xinglin Wang, George J. Hirasaki, Harold J. Vinegar
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-K
DOI: https://doi.org/10.30632/T60ALS-2019_K
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View Paper titled, Evaluation of Light Hydrocarbon Composition, Pore Size, and Tortuosity in Organic-Rich Chalks Using NMR Core Analysis and Logging
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Proceedings Papers

Effects of Bitumen Extraction on the 2D NMR Response of Saturated Kerogen Isolates

Zeliang Chen, Philip M. Singer, George J. Hirasaki
Paper presented at the SPWLA 58th Annual Logging Symposium, June 17–21, 2017
Paper Number: SPWLA-2017-S
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View Paper titled, Effects of Bitumen Extraction on the 2D NMR Response of Saturated Kerogen Isolates
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Proceedings Papers

NMR Relaxation of Polymer - Alkane Mixes, A Model System for Crude Oils

Philip M. Singer, Zeliang Chen, Lawrence B. Alemany, George J. Hirasaki, Kairan Zhu, Zonghai Harry Xie, Tuan D. Vo
Paper presented at the SPWLA 58th Annual Logging Symposium, June 17–21, 2017
Paper Number: SPWLA-2017-XX
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View Paper titled, NMR Relaxation of Polymer - Alkane Mixes, A Model System for Crude Oils
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Proceedings Papers

Viscosity Evaluation For Nmr Well Logging Of Live Heavy Oils

Zheng Yang, George J. Hirasaki, Matthias Appel, Daniel A. Reed
Paper presented at the SPWLA 52nd Annual Logging Symposium, May 14–18, 2011
Paper Number: SPWLA-2011-C
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View Paper titled, Viscosity Evaluation For Nmr Well Logging Of Live Heavy Oils
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Proceedings Papers

Paramagnetic Relaxation In Sandstones: Distinguishing T1 And T2 Dependence On Surface Relaxation, Internal Gradients And Dependence On Echo Spacing

Vivek Anand, George J Hirasaki
Paper presented at the SPWLA 48th Annual Logging Symposium, June 3–6, 2007
Paper Number: SPWLA-2007-V
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View Paper titled, Paramagnetic Relaxation In Sandstones: Distinguishing T1 And T2 Dependence On Surface Relaxation, Internal Gradients And Dependence On Echo Spacing
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Proceedings Papers

Diffusional coupling between micro and macroporosity for NMR relaxation in sandstones and carbonates

Vivek Anand, George J. Hirasaki
Paper presented at the SPWLA 46th Annual Logging Symposium, June 26–29, 2005
Paper Number: SPWLA-2005-KKK
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View Paper titled, Diffusional coupling between micro and macroporosity for NMR relaxation in sandstones and carbonates
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Proceedings Papers

Effect of Drilling-Mud Base-Oil Contamination on Crude Oil T2 Distributions

Arjun Kurup, George J. Hirasaki
Paper presented at the SPWLA 46th Annual Logging Symposium, June 26–29, 2005
Paper Number: SPWLA-2005-LLL
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View Paper titled, Effect of Drilling-Mud Base-Oil Contamination on Crude Oil T2 Distributions
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Proceedings Papers

Oil And Gas Nmr Properties: The Light And Heavy Ends

Ying Zhang, George J. Hirasaki, Waylon V. House, Riki Kobayashi
Paper presented at the SPWLA 43rd Annual Logging Symposium, June 2–5, 2002
Paper Number: SPWLA-2002-HHH
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View Paper titled, Oil And Gas Nmr Properties: The Light And Heavy Ends
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Proceedings Papers

Internal Field Gradients In Porous Media

Gigi Qian Zhang, George J. Hirasaki, Waylon V. House
Paper presented at the SPWLA 41st Annual Logging Symposium, June 4–7, 2000
Paper Number: SPWLA-2000-AA
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View Paper titled, Internal Field Gradients In Porous Media
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