DZ/T 0101.12-1994
Active
MT 21-1990
Active
Industry standards-Coal
MT 21-1990 Vertical Shaft Bag Discharger Measuring Loading Equipment
MT 21-1990 Vertical Shaft Bag Discharger Measuring Loading Equipment
Basic Information
Standard Code:
MT 21-1990
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
1990-10-26
Implement Date:
1990-11-01
Publisher:
The Ministry of Energy of the People's Republic of China
Pages:
8 pages
Development Information
Drafting Units:
Shenyang Coal Mine Design Institute
Drafting Persons:
Xu Bijin and Liu Qinfu
Replace the following standards
MT 21-1975
Referenced Standards
JB 2134
JB 2149
GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications
GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications
MT/T 154.1-1992 The guidelines for the preparation of coal mine electromechanical product models and management measures
MT/T 154.1-2011 Coal mine electromechanical product model designation method Part 1: Guidelines
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