In this paper, a series of methods are proposed including small-scale fault seismic identification and interpretation method based on breakpoint data of wells, micro structure mapping method confined by reference lamina, alternate thin beds reservoir prediction method based on geological layers constrain and stochastic inversion, geological modeling method constrained by fault, structure and reservoir prediction, remaining oil prediction method based on high quality layer history matching. These methods are applied in a mature oilfield. New recognition on fault, micro structure, single sand body boundary and remaining oil distribution is achieved.
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