Means for fixing picks or holders

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 > Mining picks; Holders therefor (planing knives E21C27/44) > Means for fixing picks or holders

Child Classifications

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• E21C 35/191
• E21C 35/193 using bolts as main fixing elements
• E21C 35/197 using sleeves, rings or the like, as main fixing elements