Кременчуцький Національний Університет Імені Михайла Остроградського
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Priority to UAU201401789UpriorityCriticalpatent/UA91679U/en
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Drilling And Exploitation, And Mining Machines And Methods
(AREA)
Earth Drilling
(AREA)
Abstract
A drilling and blasting method at pits that includes well drilling, charging, mounting blast network. The well net for breakage of next block is placed in not terminated zone of inter-well space above the position of the block worked out before.
UAU201401789U2014-02-242014-02-24Method for drilling and blasting
UA91679U
(en)