DETONATION SYSTEM OF A NON-ELECTRIC DETONATOR USING A SPARK DETONATION APPARATUS AND BLASTING CONSTRUCTION METHOD USING SAME
The present invention relates to blasting using a non-electric detonator performed in the field of tunneling, underground excavation, etc. More particularly, the present invention relates to a detonation system of a non-electric detonator using a spark detonation apparatus, in which an electric blas...
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Format: | Patent |
Sprache: | eng ; fre ; kor |
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