Structure characteristics and reservoir-forming conditions of Wanggu 1 buried hill,Dongying sag,China

The industry oil has been found in Wanggu 1 buried hill for the first time.It has very important guide meaning on petroleum exploration in this areas.By analyzing the structure characteristics of Wanggu 1 buried hill and its formation process,this paper points out that Wanggu 1 buried hill is the inside fold-faulted hill and has underwent multiphase compresses,and stress field stacking from Paleozoic to Cenozoic and come into being.The over thrust nappe of Wanggu 1 buried hill is explained as the fault-propagation fold.Through discussing the source rock,reservoir and migration path-way,the next possible favorable exploration area is put forward finally.