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    开闭式钻头

    应用

    可实现从钻杆内部快速下筛管,提高瓦斯抽采效果,解决松软突出煤层、破碎地层中瓦斯抽采不畅的难题。

    产品参数
    开闭式钻头201B0111-0002-Aφ118/53开闭式钻头
    201B0111-0005-AΦ98开闭式钻头
    201B0302-0001-AΦ118/53开闭式钻头
    201B0111-0003-AΦ96大通径开闭式定向钻头
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