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Publication of BE643237ApublicationCriticalpatent/BE643237A/xx
E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
E21C35/08—Guiding the machine
E21C35/12—Guiding the machine along a conveyor for the cut material
