Patent ID: 11919008
Assignee: METSO OUTOTEC FINLAND OY
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 0:
1. An arrangement at a discharge end of an open-ended grinding mill having a grinding mill volume, the arrangement comprising:
a lifter bar that comprises:
an elongated bar structure; and
a groove portion provided in the elongated bar structure, wherein the groove portion is provided with at least one through hole opening configured to receive a mounting member,

a grate panel having at least one through hole opening, and
a grate support element, the grate support element including a grate support element vane having at least one opening,
wherein the groove portion of the lifter bar is configured to open on a side of the lifter bar facing outwards from the grinding mill volume when the grate support element vane is received in the grove portion of the lifter bar,
wherein when the grate support element vane is received in the groove portion of the lifter bar, one or both of the grate panel and the grate support element is mounted to the lifter bar by mounting members arranged in aligned openings in the grate support element vane and one or both of the grate panel and the grate support element.