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Nuclear Logging

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Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21319-MS
... of nuclear logging simulation and inversion. yinggehai basin porosity inversion method reservoir log analysis concentration co2 saturation density logging high pressure co2 gas reservoir well logging annual logging symposium migration length resistivity upstream oil & gas well-log...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, November 18–19, 2019
Paper Number: URTEC-198322-MS
..., such as caliper, would enable a more intelligent approach to any remedial workover. Research into such a ‘caliper behind casing’ measurement is relatively unexplored. This paper introduces and investigates the use of wireline nuclear logging tools for this unique problem. Using nuclear simulation software...
Journal Articles
Petrophysics 54 (05): 415–426.
Paper Number: SPWLA-2013-v54n5-A1
Published: 01 October 2013
... placement duenckel hydraulic fracturing htncc material modeling result october 2013 Smith fracture count rate proppant after-frac log gas saturation October 2013 PETROPHYSICS 415 A New Nuclear Logging Method to Locate Proppant Placement in Induced Fractures ABSTRACT PETROPHYSICS, VOL. 54...
Proceedings Papers

Paper presented at the SPWLA 54th Annual Logging Symposium, June 22–26, 2013
Paper Number: SPWLA-2013-QQQ
... change Symposium count rate spwla 54 SPWLA 54 th Annual Logging Symposium, June 22-26, 2013 - 1 - A New Nuclear Logging Method to Locate Proppant Placement in Induced Fractures Harry D. Smith Jr. Consultant Robert Duenckel, Xiaogang Han CARBO Ceramics, Inc Copyright 2013, held jointly...
Proceedings Papers

Paper presented at the SPWLA 50th Annual Logging Symposium, June 21–24, 2009
Paper Number: SPWLA-2009-34283
... models like SNUPAR (McKeon et al, 1988) and MSTAR (Smith, 1987) to assist in the design of their nuclear logging tools and to predict their response to porous media containing minerals and fluids with a very wide variation in composition and porosity. Others developed similar computer models...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 24–27, 2006
Paper Number: SPE-102538-MS
... Abstract Slow data acquisition rates have generally not been a problem for LWD due to moderate logging speeds while drilling. With the recent advances in drilling technology, high logging speeds impact the log quality and, in particular, the nuclear logs. When a detector passes a longer...
Proceedings Papers

Paper presented at the SPE International Health, Safety & Environment Conference, April 2–4, 2006
Paper Number: SPE-98497-MS
... of where and by whom the paper was presented. Write Librarian, SPE, P.O. Box 833836, Richardson, Texas 75083-3836 U.S.A., fax +1.972.952.9435. Abstract This presentation discusses the health, safety and environmental risks associated with the deployment of nuclear logging services while drilling (LWD...
Journal Articles
Petrophysics 46 (03).
Paper Number: SPWLA-2005-v46n3a5
Published: 01 May 2005
...A. Badruzzaman ABSTRACT The status of nuclear logging technology is reviewed from the perspective of an oil company that utilizes the technology extensively. Recent advances are briefly reviewed, the major challenges that have the potential to diminish the utility of the technology are discussed...
Proceedings Papers

Paper presented at the SPWLA 45th Annual Logging Symposium, June 6–9, 2004
Paper Number: SPWLA-2004-A
... ABSTRACT The status of nuclear logging technology is reviewed from the perspective of an oil company that utilizes the technology extensively. Recent advances are briefly reviewed, the major challenges that have the potential to diminish the utility of the technology are discussed...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 1–4, 2000
Paper Number: SPE-62982-MS
... Abstract An experimental pulsed-neutron logging-while-drilling (LWD) tool is currently under field test. The tool provides a suite of nuclear measurements that include neutron porosity, thermal neutron capture cross section (i.e. sigma), pulsed-neutron density and the relative abundance...
Proceedings Papers

Paper presented at the Middle East Oil Show and Conference, March 15–18, 1997
Paper Number: SPE-37745-MS
... Abstract The state-of-the-art in nuclear logging-while-drilling measurements is discussed. Recent improvements in design and interpretation to address the difficulties encountered by these measurements in the dynamic borehole environment that exists are described. Examples of evaluation...
Journal Articles
Petrophysics 36 (02).
Paper Number: SPWLA-1995-v36n2a1
Published: 01 March 1995
...P.K. Harvey; J.C. Lofts; M.A. Lovell New techniques transform elemental oxides, derived from nuclear logging measurements, into a set of geologically viable mineral phases (mineral modes). Some of these different mineral transform methods are evaluated using a set of well-constrained laboratory...
Journal Articles
Petrophysics 33 (03).
Paper Number: SPWLA-1992-v33n3a1
Published: 01 May 1992
...Gary D. Myers This paper reviews recent developments in nuclear well logging. A variety of new and evolving technologies are covered from the perspective that tool physics is a key element in log analysis. Major emphasis is placed on measurement-while-drilling, geochemical logging, and modeling...
Proceedings Papers

Paper presented at the SPE Health, Safety and Environment in Oil and Gas Exploration and Production Conference, November 11–14, 1991
Paper Number: SPE-23263-MS
... SPE Members Abstract Nuclear logging provides petroleum exploration and production companies with data that are critical to their decisions and operations. Because this type data is so important, environmentally conscious well-logging and service companies are constantly reviewing the risks...
Proceedings Papers

Paper presented at the SPWLA 32nd Annual Logging Symposium, June 16–19, 1991
Paper Number: SPWLA-1991-Y
... ABSTRACT A new generation openhole nuclear combination tool has been developed to provide formation measurements with significantly reduced environmental effects and enhanced log quality control, This modular tool consists of an accelerator based epithermal neutron porosity sonde, a gamma...
Journal Articles
Petrophysics 30 (03).
Paper Number: SPWLA-1989-v30n3a5
Published: 01 May 1989
...James H. Dupree Monitoring reservoir fluid movements in the Prudhoe Bay Field on the North Slope of Alaska has been accomplished by the use of cased-hole compensated neutron logs, pulsed neutron logs, and gamma ray logs. Cased-hole nuclear logging data have been collected over time (timelapse...
Proceedings Papers

Paper presented at the SPWLA 29th Annual Logging Symposium, June 5–8, 1988
Paper Number: SPWLA-1988-TT
... ABSTRACT The monitoring of reservoir fluid movements in the Prudhoe Bay Field on the North Slope of Alaska has been accomplished by the use of cased-hole compensated neutron logs, pulsed neutron logs and gamma ray logs. Cased-hole nuclear logging data has been collected over time (time lapse...
Proceedings Papers

Paper presented at the SPWLA 28th Annual Logging Symposium, June 29–July 2, 1987
Paper Number: SPWLA-1987-INV-NU
... ABSTRACT Computer codes which have been developed for the solution of radiation transport problem in reactor shield design are being widely used to model nuclear logging tools. A variety of deterministic methods has been developed but their application is at present limited to two dimensional...
Proceedings Papers

Paper presented at the 1986 SEG Annual Meeting, November 2–6, 1986
Paper Number: SEG-1986-0666-1
... example SPWLA Invited Papers Tuesday Afternoon Nuclear Logging: State of the Art J. T. Dewan, Dewan L Timko Inc. SPWLA-1 This paper focuses on the advancements made in openhole nu- clear logging in the past few years and the improvements in inter- pretation which are ensuing. Spectral gamma ray logs...
Proceedings Papers

Paper presented at the SPWLA 27th Annual Logging Symposium, June 9–13, 1986
Paper Number: SPWLA-1986-HHH
... INTRODUCTION An experimental programme is being undertaken at Winfrith, funded by the Department of Energy under the sponsorship of the Offshore Supplies Office to investigate improved techniques for the design of test pits and the calibration of nuclear logging tools. One of the main...

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