EXPLOSIVE HOLDING PLATE, LOADING EXPLOSIVE UNIT, AND PROCESS OF MANUFACTURE OF LOADING EXPLOSIVE UNIT
PROBLEM TO BE SOLVED: To enable an explosive loading time when an explosive is loaded in a blast hole at a base rock and the like to be shortened, enable work efficiency to be improved, enable both cost and construction period to be reduced and further enable an explosive to be easily arranged at an...
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Format: | Patent |
Sprache: | eng ; jpn |
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