YB/T 4866.2-2020Technical specification for open-pit to underground mining of iron mine - Part 2: Cooperatively-mining technical specification (English PDF)
铁矿山露天转地下开采技术规范 第2部分：协同开采技术规范
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
December 9, 2020
Implementation date
April 1, 2021
Scope
YB/T 4866.2-2020 is the English-translated version of 铁矿山露天转地下开采技术规范 第2部分：协同开采技术规范.
YB/T 4866.2-2020 — This standard specifies the selection and requirements of the technology for transferring iron mines from open pit to underground collaborative mining. This standard applies to iron mining enterprises.
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Document preview — YB/T 4866.2-2020
National Standard of the People's Republic of China
- ICS
- 77.140.99
- Classification
- H 34
Issued by: Ministry of Industry and Information Technology
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the selection and requirements of the technology for transferring iron mines from open pit to underground collaborative mining. This standard applies to iron mining enterprises.
Document data
International classification (ICS): 77.140.99.
Chinese classification (CCS): H34.
Estimated length of the Chinese original: 6,620 words.
Standards quoted by this document
GB 16423; YB/T 4866.1
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
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Related Standards
YB/T 4866.1-2020 — Technical specification for open-pit to underground mining of iron mine - Part 1: General technical specification
YB/T 4866.3-2020 — Technical specification for open-pit to underground mining of iron mine - Part 3: Overburden formation technical specification
YB/T 012-2025 — Blast furnace no bell top charge equipment
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YB/T 4866.2-2020
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