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Keywords: borehole effectClose
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Production Operations Symposium, April 7–9, 1991
Paper Number: SPE-21661-MS
... evaluation. Pulsed neutron logs fit these criteria quite well as long as care Is exercised to ensure the calculation of accurate formation parameters. Borehole effects on sigma logs have been well documented; however, environmental effects on the count rate ratio curve, and thus the porosity calculation, are...
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