GB 5751-1986
Replaced
T/QGCML 2339-2023
Active
Group standards
T/QGCML 2339-2023 The specification for the construction of underground directional long drilling for mining extraction
T/QGCML 2339-2023 The specification for the construction of underground directional long drilling for mining extraction
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 2339-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
\nCoal
Publish Date:
2023-11-27
Implement Date:
2023-12-13
Pages:
9 pages
Scope
Main technical content: This document specifies the terms and definitions, general provisions, construction process, construction and inspection, safety and monitoring, and environmental management of the technical specifications for the construction of directional long-hole extraction drilling sites in underground mines. This document applies to the technical requirements and process of constructing directional long-hole extraction drilling sites in underground mines.
Development Information
Related Standards
GB 481-1993
abolished_transferred
GB 481-1993 Sampling method of coal sample for production
GB/T 15223-1994
Replaced
GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method
GB/T 15224.1-1994
Replaced
GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal
GB/T 15224.2-1994
Replaced
GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal
GB/T 15224.3-1994
Replaced