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经营范围
发明名称
METHOD OF BLASTING
摘要
A method of blasting a segment in a ground mass, the method comprising: forming an array of holes around a central portion of the ground mass segment; placing explosives in the array of holes; and detonating the explosives.
申请公布号
CA2752095(A1)
申请公布日期
2010.08.19
申请号
CA20102752095
申请日期
2010.02.09
申请人
OSTERMAN, RAUF
发明人
OSTERMAN, RAUF
分类号
F42D1/00;E21C41/16;E21C41/26;F42D3/04
主分类号
F42D1/00
代理机构
代理人
主权项
地址
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