GB/T 2007.1-1987
Active
NB/T 11325-2023
Active
Industry standards-Energy
NB/T 11325-2023 Intelligent Gas Extraction System for Coal Mine Technology Requirements
NB/T 11325-2023 Intelligent Gas Extraction System for Coal Mine Technology Requirements
Price:
$ 30
Basic Information
Standard Code:
NB/T 11325-2023
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Health, safety, and labor protection
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2023-10-11
Implement Date:
2024-04-11
Scope
This document is applicable to the design and installation of intelligent gas safety extraction systems in coal mines.
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