|
| PRESENT SITUATION OF APPLYING DRIFT-AND-FILL METHOD IN CHINA |
|
Revised:August 13, 1999
|
| View Full Text View/Add Comment Download reader |
| DOI： |
| KeyWord:Mining,Drift and fill,Filling,Support |
|
|
| Hits: 2367 |
| Download times: 31 |
| Abstract: |
| Drift and fill method is widely used in gold mines and nonferrous metal mines. This method has many advantages such as flexible stope arrangement, high recovery, low ore loss and dilution, and possible mining of orebodies with unstable ores and country rocks. Application, technical economical indexes and existing problems of various mining schemes are introduced in this paper. It is pointed out that the direction of next improvement is to enhance technical management, develop new set of equipment and seek new filling materials. |
| Close |
|
|
|