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Database: 189760 (25 Oct 2025)
YSJ021-1993 English PDF
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Standard Title (Description)
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YSJ 021-1993
English
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Code for shaft and drift design of non-ferrous metal nines
Obsolete
YSJ 021-1993
PDF similar to YSJ021-1993
Standard similar to YSJ021-1993
GB/T 50046
GB 50073
GB 50089
Basic data
Standard ID
YSJ 021-1993 (YSJ021-1993)
Description (Translated English)
Code for shaft and drift design of non-ferrous metal nines
Sector / Industry
Nonferrous Metallurgy Industry Standard
Classification of Chinese Standard
P34
Classification of International Standard
91.040.20
Word Count Estimation
81,877
Date of Implementation
10/1/1993
Summary
This standard applies to the new one, the second category are all non-ferrous mine shaft engineering design, renovation and expansion of three mines and mine design implementation.