GB/T 2007.1-1987
Active
T/QGCML 4301-2024
Active
Group standards
T/QGCML 4301-2024 The design, construction, and acceptance specifications for the filling and mining of coal seam layers covered with cement slurry
T/QGCML 4301-2024 The design, construction, and acceptance specifications for the filling and mining of coal seam layers covered with cement slurry
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 4301-2024
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2024-05-27
Implement Date:
2024-06-11
Pages:
17 pages
Scope
Main technical content: This document specifies the terms and definitions of the design, construction, and acceptance standards for the mining of coal with overlying rock by grouting and filling, including the exploration of rock stratum occurrence and the observation of the height of the "two zones", the design of grouting filling parameters, drilling engineering, grouting engineering, and monitoring and control. This document is applicable to the design, construction, and acceptance of the mining of coal with overlying rock by grouting and filling
Development Information
Related Standards
GB/T 2007.2-1987
Active
GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method
GB/T 2007.3-1987
Active
GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for evaluation of quality variation
GB/T 2007.4-1987
Replaced
GB/T 2007.4-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision
GB/T 2007.5-1987
Replaced
GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for checking the bias of sampling
GB/T 2007.6-1987
Active