EXCAVATION WORK + ROCK DRILLING (MINING)
-
BTMINING OPERATIONS + EXPLOITATION, WORKING OF MINERAL DEPOSITS (MINING)
-
UDC622.23
-
Descriptor GERGEWINNUNGSARBEITEN + FELSBOHREN (BERGBAU)
-
Descriptor ENGEXCAVATION WORK + ROCK DRILLING (MINING)
-
Descriptor FREEXCAVATION DE MINES + COUPE + FORAGE DE ROCHES (INDUSTRIE MINIÈRE)
-
Variant GERGEWINNUNGSARBEITEN (BERGBAU)
-
Variant GERFELSBOHREN (BERGBAU)
-
Variant ENGMINING/EXCAVATION (MINING)
-
Variant ENGEXCAVATION WORK (MINING)
-
Variant ENGROCK DRILLING (MINING)
-
Variant FREEXTRACTION ((INDUSTRIE MINIÈRE)
-
Variant FREABATTAGE (INDUSTRIE MINIÈRE)
-
Variant FREFORAGE (INDUSTRIE MINIÈRE)
-
Variant FREEXTRACTION/TECHNIQUE MINIÈRE (INDUSTRIE MINIÈRE)
-
Variant FREFORAGE/TECHNIQUE MINIÈRE (INDUSTRIE MINIÈRE)
-
NTDRILLING FOR BLASTING (MINING)
-
NTROCK BREAKING, CRUSHING, FRAGMENTATION (MINING)
-
NTEXCAVATION MACHINES + MECHANICAL EXCAVATIONS + CONTINUOUS MINERS (MINING)
-
NTVARIOUS OTHER METHODS OF WORKING (MINING)
-
NTBLASTING + EXPLOSIVES (MINING)
-
NTTOOLS + MACHINES (MINING)