PROCESS OF PERFORMANCE OF DRILLING AND BLASTING OPERATIONS IN QUARRIES

FIELD: mining industry. SUBSTANCE: essence of invention lies in loading of drilled holes with low-energy cord that has no radial pulse with blasting used as initiator and usage of high explosive. Before loading into holes cord is connected to high-power intermediate detonator of OAO-850 type and the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FEODORITOV M.I, DERZHAVETS A.S, SLAVSKIJ B.V, ERLYKOV V.L, ALEKSANDROV V.A, TOGUNOV M.B, LJAKHOV V.P, MELIK-GAJKAZOV I.V
Format:	Patent
Sprache:	eng
Schlagworte:	AMMUNITION BLASTING HEATING LIGHTING MECHANICAL ENGINEERING WEAPONS
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