发明名称 Method and apparatus for an improved formation density indicator using pulsed neutron instruments
摘要 A pulsed neutron source is used in a density logging tool with three or more detectors. This enables compensation for source variations and provides redundant measurements that are used to make borehole corrections and/or corrections for casing.
申请公布号 US7294829(B2) 申请公布日期 2007.11.13
申请号 US20050115792 申请日期 2005.04.27
申请人 BAKER HUGHES INCORPORATED 发明人 GILCHRIST W. ALLEN
分类号 G01V5/10 主分类号 G01V5/10
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