| 摘要 |
1513602 Tube mills BOLIDEN AB 8 March 1976 [7 March 1975] 09207/76 Heading B2A A tube mill drum 10 Fig. 1, has a lining 11 and lifters 12 of elastomeric material which protrude radially and substantially into the drum and are secured by yokes 14 each having holes 15. The lifter also has corresponding holes 13 and rods 16 are passed through the holes 13, 15 a rail 22 is secured e.g. by welding to the yoke 14 Fig. 4 and this is anchored to the mill drum by a bolt. The rail 22 can support a plurality of yokes 14 and can be designed to provide lifters With various pitch arrangements. |
