This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of mining density logging instruments. This standard applies to mining density logging instruments.
MT/T 678-1997 history
1997MT/T 678-1997 General technical condition of borehole density logging instrument for mining
MT/T 678-1997 General technical condition of borehole density logging instrument for mining was changed to KA/T 17-2023 Density logging instrument for coal mines.