Pit Sidewall and Mine Stability Monitoring Trapped Miner …
Pit Sidewall and Mine Stability Monitoring Trapped Miner … (18 weeks warning given to a working long wall coal mine in Leicestershire, UK.) SureWave’s technology SP2, marketed at the time by the inventor Philip Shaw as an … (18 weeks warning given to a working long wall coal mine in Leicestershire, UK.) SureWave’s technology SP2, marketed at the time by the inventor Philip Shaw as an …