MT/T 1218-2024 Technical specification for roadway to dynamic pressure roof-cuttig pressure relief by hydraulic fracturing in coal mine

GB/T 23561.1-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 1:General requirements for sampling GB/T 23561.1-2024 Methods for determining the physical and mechanical properties of coal and rock—Part 1:General requirements for sampling GB/T 23561.2-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 2:Methods for determining the true density of coal and rock GB/T 23561.3-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 3:Methods for determining the block density of coal and rock GB/T 23561.4-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 4:Methods for calculating the porosity of coal and rock GB/T 23561.5-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 5:Methods for determining the water absorbability of coal and rock GB/T 23561.6-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 6:Methods for determining the moisture content of coal and rock GB/T 23561.7-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 7:Methods for determining the uniaxial compressive strength and counting softening coefficient GB/T 23561.8-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 8:Methods for determining the deformation parameters of coal and rock GB/T 23561.8-2024 Methods for determining the physical and mechanical properties of coal and rock—Part 8:Methods for determining the deformation parameters of coal and rock GB/T 23561.9-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 9:Methods for determining the triaxial strength and deformation parameters of coal and rock GB/T 23561.10-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 10:Methods for determining tensile strength of coal and rock GB/T 23561.11-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 11:Methods for determining shear strength of coal and rock GB/T 23561.11-2024 Methods for determining the physical and mechanical properties of coal and rock—Part 11:Methods for determining shear strength of coal and rock GB/T 23561.12-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 12:Methods for determining coal hardiness coefficient GB/T 23561.12-2024 Methods for determining the physical and mechanical properties of coal and rock—Part 12:Method for the determination coal hardiness coefficients GB/T 23561.13-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 13:Methods for determining point load strength index of coal and rock GB/T 23561.14-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 14:Methods for determining the swelling ratio of rock GB/T 23561.15-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 15:Method for determining the swelling stress of rock GB/T 23561.16-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 16:Method for determining slake durability index of rock GB/T 35056-2018 Technical specifications for rock bolting in coal mine roadways MT/T 188.2-2000 Mine emulsion pump station emulsion pump MT 241-1991 Coal bed injection pump technical specification MT/T 356-2005 Underground safety engineering drill for coal mines SY/T 5106-2019 SY/T 5106-2019 Petroleum and natural gas drilling and production equipment - Separator specification SY/T 7627-2021 Water-based fracturing fluid technical requirements GB/T 50266-2013 Standard for test methods of engineering rock mass