【摘 要】
:
The gas saturation in flushed zone of gas layers is low and the observed gas signal is weak because the mud filtrate invasion reduces the native gas saturation.
【机 构】
:
StateKeyLaboratoryofPetroleumResourceandProspecting,KeyLaboratoryofEarthProspectingandInformationTec
【基金项目】
:
National Natural Science Foundation of China (Grant No. 40674075), PetroChina Company limited InnovationFoundation (Grant No. 07-06D-01-04-01-07)