For some sandstone reservoirs with high natural gamma ray existed in Ordos Basin, it is difficult to be correctly identified and to calculate its shale content with gamma ray log only.
对鄂尔多斯盆地存在的高自然伽马砂岩储层，仅用自然伽马测井资料难以正确识别并计算其泥质含量。
2
The mudstone sonic log interval, measured stratigraphic pressure and seismic data are integrated to analyze the underground fluid pressure fields in Damintun depression, Liaohe basin.
综合利用泥岩声波时差、实测地层压力和地震资料，分析了辽河盆地大民屯凹陷的地下流体压力场特征。
3
Spectral gamma-ray log has given a quantitative interpretation method for associated sandstone uranium deposit in Qianjiadian Sag, peripheral Miocene basin of Liaohe oilfield.