发明名称 |
NATURAL GAMMA RAY SPECTRUM ANALYSIS TECHNIQUE |
摘要 |
<p>In accordance with an illustrative embodiment of the present invention, a method and apparatus is disclosed for determining the presence of a selected number of naturally radioactive materials in an earth formation from the spectrum of natural gamma radiation emitted by the materials in the formation by deriving representations of portions of the detected gamma radiation spectrum and combining the representations to determine therefrom the presence of the selected materials.</p> |
申请公布号 |
CA1015868(A) |
申请公布日期 |
1977.08.16 |
申请号 |
CA19740210338 |
申请日期 |
1974.09.30 |
申请人 |
SCHLUMBERGER CANADA LIMITED |
发明人 |
CHEVALIER, PHILIPPE;SEEMAN, BRONISLAV |
分类号 |
G01T1/167;G01N33/24;G01V5/06 |
主分类号 |
G01T1/167 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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