Accueil > Term: barrier system
barrier system
N. of Eng. An approved method of working a colliery by pillar and stall, where solid ribs or barriers of coal are left in between working places.
- Partie du discours : noun
- Secteur d’activité/Domaine : Mines
- Catégorie : Exploitation minière; Mineral mining
- Government Agency: USBM
0
Créateur
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
