GB/T 2007.1-1987
Active
T/QGCML 2954-2024
Active
Group standards
T/QGCML 2954-2024 Waste Gas Control and Pothole Relieving Technology Specification for Drilling Face
T/QGCML 2954-2024 Waste Gas Control and Pothole Relieving Technology Specification for Drilling Face
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 2954-2024
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2024-01-09
Implement Date:
2024-01-24
Scope
Main technical content: This document specifies the terms and definitions, basic requirements, comprehensive gas management, cavity relief technology, safety measures, and precautions for the gas control and cavity relief technology in tunneling. This document is applicable to the promotion and application of gas control and cavity relief technology in tunneling
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