Patent ID: 9283566
Filing Date: 2016-03-15
CPC Classification: B02C,Y10T

Claim Text:
1. A plurality of grinding mill liner elements for a mill shell having a peripheral device, comprising: a first set of the plurality of liner elements having a first average length and a second set of the plurality of liner elements having a second average length, wherein the first and second average lengths are different; wherein the plurality of liner elements comprises a plurality of bolt passages; wherein the first set of the plurality of liner elements are sized and the bolt passages in the first set of the plurality of liner elements are placed to thereby position the bolt passages in the first set of the plurality of liner elements outside a footprint of the peripheral device on the mill shell when the plurality of liner elements are installed into the mill shell; and wherein the mill shell has a first end and a second end, and an outside surface between the first and second end, and wherein the peripheral device is a gearless motor drive having a stator coupled to the outside surface of the mill shell in a position between the first and second ends.