关键词：登封煤田；二 煤层；煤层气；赋存规律 [gap=7660]Key words：Dengfeng Coalfield；Ⅱ一1 coal bed；coal bed methane；preserving rule
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河南登封煤田郜城井田二1煤层顶板为滑动构造形成的构造岩。
The roof of the 2 1 coal seam in Gaocheng area of Dengfeng Coal Field is constitute of tectonite rock formed by gliding.
分析了登封煤田白坪井田二1煤层附近的层间滑动构造类型，探讨了其发育规律及对二1煤层的影响。
The paper expounded interlayer gliding tectonics types around the No. 2 1 coal seam in Baiping minefield, Dengfeng coalfield, analyzed their development pattern and impact to the No. 21 coal seam.
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