-
-
-
-
Honor
-
-
-
-
-
Contact
-
Caving Operation of Back Column and Treatment of Goaf
Release time:
2022-12-30
Author:
Source:
Caving Operation of Back Column and Treatment of Goaf
After the support of the fully mechanized mining face moves forward, the roof of the old pond collapses on its own with the support moving forward, and the cover of the fully mechanized support can ensure the safety of the operators. However, the general mining face and the end of the fully mechanized mining face without the end support still need to be returned to the column and caving operation manually. In order to ensure the safety of the operation, the operation must be carried out according to the regulations to ensure the safety.
Key words:
