MT/T 689.1-1997
Replaced
MT/T l93-1989
Active
Industry standards-Coal
MT/T l93-1989 Mining hydraulic support for cutting the top of the mine roof
MT/T l93-1989 Mining hydraulic support for cutting the top of the mine roof
Price:
$ 30
Basic Information
Standard Code:
MT/T l93-1989
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Special equipment and supplies for coal mines
ICS Name:
\nTunneling and laying pipeline equipment
Publish Date:
1989-03-31
Implement Date:
1989-04-01
Pages:
12 pages
Development Information
Related Standards
MT/T 689.2-1997
Replaced
MT/T 689.2-1997 Plough—Specification of type inspection
GB/T 5621-1999
Replaced
GB/T 5621-1999 Test methods of performance for rock drilling machines and pneumatic tools
GB/T 13343-2008
Active
GB/T 13343-2008 Blast hole tricone rock bits
GB/T 5621-2008
Active
GB/T 5621-2008 Test methods of performance for rock drilling machines and pneumatic tools
GB 25518-2010
Active