矿井生产检查煤样操作规程
1.生产检查煤样在主井翻罐笼矿车中取样或者在采区溜子机头处取样。
2.在矿车顶部采取生产检查样时，不论矿车容量大小均在矿车表面按三点循环法采取样，第一节和第三节均在距离矿车车帮30厘米处采样，第2节在矿车中间采样，每趟车的第1个车不采，区域矿车均按三点循环法采一个点（为一个子样）每个子样量均为
3.以一个生产小班为一个生产检查样，缩分前将大于25毫米的煤样用榔头砸碎到小于25毫米，堆掺三次，用四分法进行缩分，最后留取的总样量不得小于
4.凡是要翻入主井煤仓的矿车都需要进行采样，不翻的车不采。
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