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沉积盆地中隐蔽油气藏的分布与沉积特征有密切的关系。本文就松辽型与华北型湖盆沉积特征,按深水沉积区、盆地陡坡区与盆地缓坡区,分别指出隐蔽油气藏的分布规律,从而明确了松辽盆地与华北地区隐蔽油气藏的勘探方向。此外,还根据不同的沉积特征和油气藏类型,提出常规的勘探方法并介绍几种研究地层岩性油气藏的地震新技术。
The distribution of subtle reservoirs in sedimentary basins is closely related to sedimentary characteristics. Based on the sedimentary characteristics of Songliao and North China type lakes, the distribution pattern of subtle reservoirs is pointed out according to the sediments of deep water, steep slopes of basins and gentle slope of basins, so as to clarify the exploration direction of subtle reservoirs in Songliao Basin and North China . In addition, according to different sedimentary characteristics and types of reservoirs, conventional exploration methods are proposed and several new seismic techniques for studying lithologic reservoirs of stratigraphy are introduced.