GB/T 2007.1-1987
Active
T/QGCML 298-2022
Active
Group standards
T/QGCML 298-2022 Mud mine spraying sealant with polyurethane material for air leakage prevention
T/QGCML 298-2022 Mud mine spraying sealant with polyurethane material for air leakage prevention
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 298-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2022-06-24
Implement Date:
2022-07-08
Scope
Main technical content: This document specifies the terms and definitions, product models, working principles, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of polyurethane materials used for spraying and blocking air leakage in coal mines. This document is applicable to the production and inspection of polyurethane materials used for spraying and blocking air leakage 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