GB/T 2007.1-1987
Active
MT/T 663-1997
Active
Industry standards-Coal
MT/T 663-1997 Grading of raise boring machine quality for coal mine
MT/T 663-1997 Grading of raise boring machine quality for coal mine
Basic Information
Standard Code:
MT/T 663-1997
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mine construction equipment
ICS Name:
Mining and mineral products comprehensive
Publish Date:
1997-11-10
Implement Date:
1998-04-01
Pages:
4 pages
Development Information
Referenced Standards
Related Standards
GB/T 2007.2-1987
Active
GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method
GB/T 2007.3-1987
Active
GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for evaluation of quality variation
GB/T 2007.4-1987
Replaced
GB/T 2007.4-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision
GB/T 2007.5-1987
Replaced
GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for checking the bias of sampling
GB/T 2007.6-1987
Active