PROCESS PREVENTING GAS DYNAMIC DESTRUCTION OF ROOF ROCKS IN MINE WORKING

FIELD: mining industry. SUBSTANCE: task of invention consists in increased safety of mining operations. This task is realized by reduction of gas pressure by formation of ways for gas drainage caused by displacement of rocks. Machine cut is formed in roof rocks in mine working and ways for gas drain...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ALYMENKO N.I, MININ V.V, BUSHUEV JU.P, NESTEROVA S.JU, CHISTJAKOV A.N, ANDREJKO S.S
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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Beschreibung
Zusammenfassung:	FIELD: mining industry. SUBSTANCE: task of invention consists in increased safety of mining operations. This task is realized by reduction of gas pressure by formation of ways for gas drainage caused by displacement of rocks. Machine cut is formed in roof rocks in mine working and ways for gas drainage are enlarged. EFFECT: increased safety of mining operations. 2 dwg