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巨厚新生界地层下煤炭高精度地震勘探方法
Author(s) -
小鹏 胡
Publication year - 2020
Publication title -
地矿测绘
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2630-4732
DOI - 10.32629/gmsm.v3i2.616
Subject(s) - environmental science
巨厚覆盖地层下地震勘探一直是高精度勘探较大的难题和攻坚技术。三维地震在山东曹县青岗集勘探区进行的方法研究,通过宽方位角的三维观测系统和高密度采集,有效减轻了“采集脚印”对采集参数进行充分论证,保证了巨厚新生界地层下获得高品质地震资料采用层析静校正和叠前时间偏移等有效处理手段来提高了地质构造体准确成像问题并利用波动力学地震属性构造岩性解释等特殊手段提高了对地质构造的有效分辨。从而解决了该勘探区煤炭变焦、剥蚀区范围圈定及构造展布等地质问题。为同类型地质勘探积累了经验。

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