Cables for coal mine—Part 1:General rules for movable flexible cables
Flame-resistant cables for coal mining
Belt conveyor electrical control device for mine
Evaluation method for performance of magnetice separation for coal
Technical condition of caving powered support
Narrow gauge turnout switchstand
General technical condition of hanging pneumatic grab laoder in shaft
Inspecting specification of scraper bar for chain conveyors
Method for evaluating the lower limit of gravity separation for coal cleaning equipment(I)
Grade for closed water circuit of coal preparation plant
Shearer-Specification of type inspection
General rules for testing methods of coal preparation
Coal preparation plant technical control
Separation of vitrinite group in bituminous coal
Determination of trace oil in groundwater from coal mines
Determination on the SS of water in coal mines
Technical condition of rubber filler from coal
Classification for arsenic in coal
Determination of arsenic of pyirte and concentrated pyrite in coal seam
Determination of total carbon of pyrite and concentrated pyrite in coal seam
Determination of total sulfur sulphate sulfur pyritic sulfur of pyrite and concentrated pyrite in coal seam
Determination of effective sulfur of pyrite and concentrated pyrite in coal seam
Determination of the function in suspension of kaolin and calcined kaolin in coal measures
Method for measurement of brightness of calcined kaolin in coal measures
Determination of the sediment volume of kaolin and calcined kaolin in coal measures
Testing methods for characteristic of pressure filtration of slime
Testing of direct shear strength for rock and soil
Testing of cutting resistance for coal and rock
Testing method of rheologic characteristic for direct shear of rock and soil
Testing of shear strength for thick particle rock and soile by large triaxiae
Testing of shear strength for rock mass in situ
Determination of the concentration of coal water mixture
Sampling for coal water mixture
Testing of shear strength for rock mass in situ
Drill for exploring in coal mine gallery