METHOD FOR DRILLING-ROUND MINE WORKING

The method for drilling-round mine working with drill apparatus on wheel-rail chassis without restricting the range of the front of the working in which one changes the position of the drill apparatus with respect to the surface being drilled round through its discrete displacement, this is performe...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	REMKHA YURII STEPANOVYCH, LYTVYN VOLODYMYR VIKTOROVYCH, ALEKSIEIEV VITALII FEDOROVYCH, MYKYTAS ANATOLII PETROVYCH
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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