EPR 316
Goods Covered by the Investigation
Ferrous grinding balls, whether or not containing alloys, cast or forged, with diameters in the range 22mm to 170mm (inclusive).
The applicant provided further details as follows:
The goods covered by this application include all ferrous grinding balls, typically used for the comminution of metalliferous ores, meeting the above description of the goods regardless of the particular grade or alloy content.