New explanation for shallow delta high-resolution sequence stratigraphy of Putaohua oil-bearing layer of member 1 of Yaojia formation of Cretaceous in Sanzhao sag

被引:0
作者
Liu Y. [1 ]
Zhu X.-M. [1 ]
Yuan H.-Q. [2 ]
Zhang S.-M. [1 ]
Fang Q. [3 ]
Liu Y.-Y. [3 ]
Cao H.-T. [3 ]
Huang D.-L. [3 ]
机构
[1] Faculty of Geosciences in China University of Petroleum
[2] Faculty of Geosciences, Northeast Petroleum University
[3] 8th Oil Production Plant, Daqing Oilfield Company Limited
来源
Zhongguo Shiyou Daxue Xuebao (Ziran Kexue Ban)/Journal of China University of Petroleum (Edition of Natural Science) | 2010年 / 34卷 / 04期
关键词
Cretaceous; High-resolution sequence stratigraphy; Putaohua oil-bearing layer of member 1 of Yaojia formation; Sanzhao sag;
D O I
10.3969/j.issn.1673-5005.2010.04.002
中图分类号
学科分类号
摘要
According to the data of seismic, well logging and cores, the research of shallow delta sequence stratigraphy of Putaohua oil-bearing layer of member 1 of Yaojia formation of Cretaceous in Sanzhao sag was carried out, and a high-resolution sequence stratigraphic framework was established. The results show that Putaohua oil-bearing layer amounts to the rising hemicycle of the long-term base-level cycle, and folding one middle-term base-level cycle which could be classified into eight short-term ones under the guidance of high-resolution sequence stratigraphy theory. The formation thickness is becoming small from north to south, because every sublayer is up-piching out bed by bed. Different correlation principles should be followed with interface (erosion surface), rock, interface (sedimentary discontinuity) along the source direction, and rock, interface cross the source direction.
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页码:7 / 12+18
相关论文
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