INSTALLATION FOR ROTARY-PERCUSSIVE DRILLING OF BLAST-HOLES WITH LONGITUDINAL GROOVES IN THEIR WALLS

Bibliographische Detailangaben

Hauptverfasser:	KARPETA IVAN E,SU, SHAPOVALOV EVGENIJ A,SU, CHASHNIKOV NIKOLAJ N,SU, ERMAKOV ALEKSANDR I,SU, KONONOV VIKTOR M,SU, LYAPIN KONSTANTIN I,SU
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING MINING OR QUARRYING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SHAFTS TUNNELS
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