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GB/T 28398-2023 in English
Norms of energy consumption statistics for coal enterprises
valid
Issued on:2023-11-27
$420.00 -
MT/T 1203-2023 in English
Safety inspection & testing specification for coal mining products in use Air compressor
valid
Issued on:2023-04-10
$308.00 -
MT/T 1204-2023 in English
Safety inspection & testing specification for coal mining products in use Main drainage system
valid
Issued on:2023-04-10
$392.00 -
MT/T 1205-2023 in English
Safety inspection & testing specification for coal mining products in use Main fan system
valid
Issued on:2023-04-10
$392.00 -
NB/T 11168-2023 in English
Technical specification for hole and hole protection of gas drainage boreholes in coal mines
valid
Issued on:2023-02-06
$280.00 -
GB/T 35060.4-2021 in English
General specification of shearer—Part 4: Electric control system
valid
Issued on:2021-03-09
$476.00 -
NB/T 10522.4-2021 in English
Automatic waterproof door for mining—Part 4:Technical regulation for operation and maintenance
valid
Issued on:2021-01-07
$364.00 -
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