Home / Standards / GB/T 47115-2026 GB/T 47115-2026 Upcoming Mining—Air quality control systems for operator enclosures—Performance requirements and test methods 采矿 操作室空气质量控制系统 性能要求和试验方法 Standard Type GBT ICS 73.100 CCS D92 Status 即将实施 Issue Date 2026-01-28 Implementation 2026-08-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A