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Publication of BE683517ApublicationCriticalpatent/BE683517A/xx
E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
E21F13/00—Transport specially adapted to underground conditions
E21F13/10—Anchorings for conveyors
E—FIXED CONSTRUCTIONS
E21—EARTH OR ROCK DRILLING; MINING
E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
E21F13/00—Transport specially adapted to underground conditions
E21F13/06—Transport of mined material at or adjacent to the working face
E21F13/066—Scraper chain conveyors
E21F13/068—Special adaptations for use at the junction of the working face with the gallery, e.g. driving stations coupled to the driving station of the winning machine