METHOD OF OPENING AT OPEN DEVELOPMENT OF MINERAL BEDS

Method of opening at open development of mineral beds includes penetration of inclined mine shafts equipped with stationary conveyor elevators, penetration of galleries put out to width of excavator cut, placed in the rocks of laying, suspended sides or at the flanges of the pit and equipped with mo...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	VILKUL YURII HRYHOROVYCH
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING MINING OR QUARRYING
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