Method for scanning voids in the rock mass and the device for scanning

• Main Authors: RAMOWSKI, ADAM, SZADE, ADAM, PASSIA, HENRYK, FISIOR, MARCIN, SMOŁA, TADEUSZ
• Format: Patent
• Language: English; Polish
• Published: 28.02.2020
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; PHYSICS; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; TESTING