Standard Number: GB 40881-2021
Chinese:煤矿低浓度瓦斯管道输送安全保障系统设计规范
English:Code for security system design of low concentration gas pipeline transportation of coal mine
Effective Date:2022-05-01
Regulatory Authority:State Mine Safety Supervision Bureau
Issuing Regulatory Authority:State Administration for Market Supervision and Administration, China National Standardization Administration
Adheres to international standards:N
PDF Downloadable:Y
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