GB/T 3990-1983
abolished_transferred
YB/T 4866.2-2020
Active
Industry standards-Black metallurgy
YB/T 4866.2-2020 Iron ore mine open-cast to underground mining technical specifications Part 2: Coordinated mining technical specifications
YB/T 4866.2-2020 Iron ore mine open-cast to underground mining technical specifications Part 2: Coordinated mining technical specifications
Price:
$ 30
Basic Information
Standard Code:
YB/T 4866.2-2020
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mineral processing reagents
ICS Name:
Other steel products
Publish Date:
2020-12-09
Implement Date:
2021-04-01
Scope
This section stipulates the selection and requirements of the open-pit to underground collaborative mining technology in iron mines. This section is applicable to iron mine enterprises.
Development Information
Same series standard
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abolished_transferred
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Replaced
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abolished_transferred