METHOD OF PROTECTIVE PILLAR CONSTRUCTION

FIELD: mining. ^ SUBSTANCE: invention concerns mining and can be applied in protection of surface and/or underground objects against undermining. The method involves defining the border 4 of the protected zone (PZ) 5 of object 2 in the form of geometrical position of the points located at distance e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FOMIN BORISLAV ALEKSANDROVICH, SERYSHEV SERGEJ NIKOLAEVICH, MAKHRIN GENNADIJ VIKTOROVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING MINING OR QUARRYING
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