METHOD FOR BREAKAGE OF FROZEN ROCK MASS AND DEVICE FOR ITS EMBODIMENT

FIELD: mining; applicable in breakage of rocks by pulse action. SUBSTANCE: device for breakage of frozen mass consists of high-frequency vibropack made in form of ring with rectangular cross-section. Percussive member of low-frequency vibrator is located in ring hollow. The device also includes feed...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Sleptsov A.S, Elshin V.K
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE EARTH DRILLING FIXED CONSTRUCTIONS MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR MINING MINING OR QUARRYING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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