AQ 1116-2020
China industry
standard english version:
AQ
中华人民共和国行业标准
INDUSTRY
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
AQ 1116-2020
General safety technical specification for polymer materials for coal mine reinforcement, water blocking, filling and spraying 煤矿加固、堵水、充填和喷涂用高分子材料通用安全技术规范
Issued Date:2020/11/10
Implemented Date:2021/5/1
Issued by:
The Standardization Administration of the People's Republic of China