| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 8899-2013 |
Determination of maceral group composition and minerals in coal |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| MT/T 957-2005 |
Technical specifications of outburst prevention by advance degassing holes in coal roadway drivage face |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| MT/T 955-2005 |
Technical specifications of the procedures for exposing outburst seams by a crosscut |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8899-1998 |
Determination of maceral group composition and minerals in coal |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| MT/T 958-2005 |
The technical specifications in driving the cross-cut an outburst seam by the concussion blasting method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 19222-2003 |
Sampling of coal petrology |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 30050-2013 |
Classification of coal-body structure |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
