Discussion on application of radioactive radon gas in detecting of goaf roadway
MU Man-gen 1, SHI Xiao-hong 2 (1. Yangquan College of Coal Mining & Tech., Yangquan 045001, China; 2. Xinyu Geotechnical Engineering Branch of Yangquan Coal Mining Co., Ltd (Group), Yangquan 045001, China)
The tech.of detecting by means of radioactive radon gas is a newly developed detecting means in recent years, which is helpful to detect fine area, fault, subside pillar, gold mining and so on. The law and means of detecting goaf roadway by radioactive radon gas are analysed. Discussion on interpreting of abnormalities is presented.
【CateGory Index】： P631.6