Guiding the machine

Full Title

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 > Guiding the machine

Child Classifications

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• E21C 35/10 by feelers contacting the working face
• E21C 35/12 along a conveyor for the cut material
• E21C 35/16 by making use of the timbering, filling, or other supports