GB/T 2007.1-1987
Active
NB/T 11469-2023
Active
Industry standards-Energy
NB/T 11469-2023 Adsorbable Gas Content Determination Device
NB/T 11469-2023 Adsorbable Gas Content Determination Device
Basic Information
Standard Code:
NB/T 11469-2023
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:
2023-12-28
Implement Date:
2024-06-28
Pages:
10 pages
Scope
This document is applicable to the design, manufacture, and use of devices for determining the desorbable gas content of coal samples in laboratories using the constant-pressure natural desorption method.
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