-
GB/T 18024.1-2024 in English
Graphical symbols for the technical documentation of coal mine machinery—Part 1:General principles
to be valid
Issued on:2024-09-29
RFQ -
T/CCS 062-2023 in English
Intelligent mining system operation and maintenance management specification of coal mine
valid
Issued on:2023-11-15
$420.00 -
T/CCS 064-2023 in English
Specification for operation and maintenance management of smart ventilation system for coal mines
valid
Issued on:2023-11-15
$476.00 -
GB/T 15663.2-2023 in English
Vocabulary of coal mining—Part 2: Shaft and drift engineering
valid
Issued on:2023-05-23
$1,400.00 -
GB/T 42249-2022 in English
Codes for comprehensive utilization of mineral resources
valid
Issued on:2022-12-30
$308.00 -
NB/T 10945-2022 in English
Energy saving monitoring of entrained-flow gasifier
valid
Issued on:2022-05-13
$420.00