METHOD FOR SHOOTING OF ORES AND ROCKS ON UNDERGROUND MINING WORKS

FIELD: mining.SUBSTANCE: method for shooting of ores and rocks on underground mining works includes drilling-off of a broken volume by opposite wells or blast holes, drilled from upper and lower drilling mines, their charging and exploding. An initiating charge in each well or blast hole is arranged...

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Bibliographische Detailangaben
Hauptverfasser:	RUBTSOV SERGEJ KONSTANTINOVICH, SOBJANIN GEORGIJ VASIL'EVICH, SELEZNEV ALEKSANDR VLADIMIROVICH, ERSHOV VASILIJ PAVLOVICH, GALCHENKO JURIJ PAVLOVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	AMMUNITION BLASTING EARTH DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING MINING OR QUARRYING WEAPONS
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