References
- Flaum, C., Galford, J.E. and Hastings, A. (1987) Enhanced Vertical Resolution Processing Of Dual Detector Gamma-Gamma Density Logs. In SPWLA 28th Annual Logging Symposium. Society of Petrophysicists and Well-Log Analysts.
- Hearst, J.R. and Carlson, R.C. (1969) The RIDS-A density logger for rough holes: Geophysics, v.34, p.222-234. https://doi.org/10.1190/1.1440008
- Hwang, S.H. and Lee, S.K. (1999) Application of geophysical well logging to fracture identification and determination of in-situ dynamic elastic constants, Geophysical Society of Korea 1999 The 2nd International Conference, p.161-162.
- Kim, K.J. (2001) Experiment for determining calibration coefficients and natural gamma correction in gamma gamma log, Master's thesis, Kangwon national university, p.30.
- Kim, Y.H., Kim, J.H. and Lee, S.J. (2006) A preliminary study on correction for density log in cased boreholes, The journal of engineering geology, v.16, p.429-435.
- Ku, B.J., Nam, M.J. and Hwang, S.H. (2012) A study on slim-hole density logging based on numerical simulation. Geophysics and Geophysical Exploration, v.15, p.227-234. https://doi.org/10.7582/GGE.2012.15.4.227
- Lee, S.J., Kim, Y.H. and Hwang, B.C. (2008) An experimental study on density log correction for plastic cased slim boregoles, The journal of engineering geology, v.18, p.137-144.
- Mickael, M.W. (2003) Standoff compensation for nuclear measurements, United States Patent, Patent No. US 6590202 B2.
- Park, S.G. (2010) Variation property of spine and rib curves and tim lapse standoff compensation, Master's thesis, Kangwon national university, p.7.
- Pickell, J.J. and Heacock, J.G. (1960) Density logging: Geophysics, v.25, p.891-904. https://doi.org/10.1190/1.1438769
- Schlumberger (1989) Log Interpretation Principles/Applications, Schlumberger Educational Services, Houston, p.13-19.
- Schneider, D.M., Efremov, S.V. and Sale, M.J. (2006) Method of processing data from a dual detector LWD density logging instrument coupled with an acoustic standoff measurement, United States Patent, Patent No. US 7129477 B2.
- Scott, J.H. (1977) Borehole Compensation Algorithms for a Small-diameter, Dual-detector Density Well-logging Probe, SPWLA Eighteenth Annual Logging Symposium, S, p.431.
- Stoller, C., Urmi, D.G., Philip, O.G., Nihal, I.W. and Wraight, P.D. (1999) Method for determining formation density photo-electric factor with a multi-detector-gamma-ray tool, United States Patent, Patent No. US 5912460.
- Tittman, J. and Wahl, J.S. (1965) The physical foundations of formation density logging (gamma-gamma): Geophysics, v.30, p.284-294. https://doi.org/10.1190/1.1439574
- Wahl, J.S., Tittman, J., Johnstone, C.W., and Alger, R.P. (1964) The dual spacing formation density log: Jour. Of Pet. Tech., v.16, p.1411-1416. https://doi.org/10.2118/989-PA
- Won, B.H., Hwang, S.H., Shin, J.H., Park, C.J., Kim, J.M. and Hamm, S.Y. (2014) Response characterization of slim-hole density sonde using Monte Carlo method. Geophysics and Geophysical Exploration, v.17, p.155-162. https://doi.org/10.7582/GGE.2014.17.3.155