Gas chimney is one of seismic anomalies resulted from vertical fluid migration, which is the interactional outcome due to overpressure, low stress and shale harrier.

 
  • 摘要气烟囱是由于天然气(流体)垂向运移在地震剖面上形成的含气异常现象,是气藏超压、构造低应力部位和泥页岩封隔层3种因素综合作用的结果。
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