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MT 445-1995 Technical Specifications for Thermal Conductivity High Concentration Methane Sensors for Coal Mines
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This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT 444-1995 Technical Specifications for Catalytic Combustion Low Concentration Methane Sensors for Coal Mines
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This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT 429-1995 Flameproof low voltage cable junction box for coal mines
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT/T 910-2002 Guidelines for the design of crawler travel mechanisms for cantilevered roadheaders
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This standard provides the design and calculation guidelines for the crawler mechanism of a cantilevered tunnel boring machine (he
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT 219-2002 Cement anchor bolt anchor
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT/T 920-2002 Type and parameters of special battery-type rubber-shrouded wheel motors for explosion-proof coal mines
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This standard specifies the type, basic parameters and model compilation method of special type battery-type rubber-shrouded wheel
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT 68-2002 Mining Lamp Charging Stand
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Articles 4.3.8, 4.4.2 and 4.4.5 of Chapter 4 of this standard are mandatory, and the rest are recommended. This standard is based
2025-03-14 category：Coal Industry Standard (MT)+ View
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MT 218-2002 Cement Anchor Rod Body
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This standard specifies the product classification, technical requirements, test methods, inspection rules and product marking, pa
2025-03-14 category：Coal Industry Standard (MT)+ View
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