GB/T 51450-2022
Metal and non-metal mine filling engineering technical standards
- Standard No.
- GB/T 51450-2022
- Language
- Chinese
- Release Date
- 2022
- Published By
- Professional Standard - Urban Construction
- Lastest
- GB/T 51450-2022
- Scope
- The "Technical Standards for Metal and Nonmetal Mine Filling Engineering" is now approved as a national standard, numbered GB/T51450-2022, and will be implemented from December 1, 2022. This standard is published on the website of the Ministry of Housing and Urban-Rural Development (www.mohurd.gov.cn), and is published by China Planning Publishing House Co., Ltd. organized by the Institute of Standards and Quotas of the Ministry of Housing and Urban-Rural Development. Ministry of Housing and Urban-Rural Development September 8, 2022
GB/T 51450-2022 history
- 2022 GB/T 51450-2022 Metal and non-metal mine filling engineering technical standards