| 摘要 |
The invention relates to mining. A method for initiation of explosive substance of well charge in which explosive substance of column of well charge is initiated not less than with four threads of detonating fuse, or detonators mounted one in front of another along axis, for instance of plastic tube, at its inner walls, by length not less than length of critical diameter of the explosive substance that is used for charging well. Diameter and length of plastic tube is not less than length of critical diameter of the explosive substance that is used for well charging. Volume of opening of the plastic tube is filled with explosive substance simultaneously with formation of column of well charge. |
