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T/QGCML 4301-2024 Active
T/QGCML 4301-2024 The design, construction, and acceptance specifications for the filling and mining of coal seam layers covered with cement slurry
Abstract
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
General Product Information
| Document Type | Group standards |
|---|---|
| Standard Status | Active |
| Standard Code | T/QGCML 4301-2024 |
| ICS | Mining and mineral products comprehensive |
| Implement Date | 2024-06-11 |
Price
$ 20.00
Subtotal
$ 20.00
Tax
$ 0.00
Order Total (incl. tax)
$ 20.00