METHOD OF UNDERGROUND DEVELOPMENT OF CONTIGUOUS STEEPLY DIPPING ORE BODIES

FIELD: mining.SUBSTANCE: rock blasting is performed at three stages: the first stage involves drilling of rock interlayers as per a pattern providing specific explosive flow determined as per a formula. The second stage involves testing of all the drilled wells, and position of outlines of ore bodie...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SABJANIN GEORGIJ VASIL'EVICH, TRUBETSKOJ KLIMENT NIKOLAEVICH, GALCHENKO JURIJ PAVLOVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	AMMUNITION BLASTING EARTH DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING MINING OR QUARRYING WEAPONS
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