鄂西渝东区飞仙关组三段储层综合评价

Nei Jiang Science & Technology(2017)

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Abstract
鄂西渝东区通常是指长江以南,乌江以东,恩施—建始一线(恩施复背斜)以西地区,由于齐岳山以东地表已普遍为三叠系—志留系地层所出露,因此本区的上组合(志留系—侏罗系)油气勘探领域仅限于齐岳山以西地区,地跨重庆云阳、万县、忠县、丰都、涪陵、石柱及湖北利川等八县(市).西起长江、乌江,东至齐岳山西翼,北起云阳,南以石柱96-020地震测线为界,地理坐标大致界于东经107度31分至109度45分与北纬29度20分至31度05分之间,面积约8700平方千米.工区内地势险峻,高差大,交通条件较差,雨量充沛,四季分明,属典型亚热带温湿季风型气候(图1).
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