Patent · US Active

Composite lifting element of a grinding mill

US7887000B2 · kind B2 · utility

9Cited by

9References

14Claims

0Family size

Assignee

Metso Minerals, Inc. · FI

Inventors

Pekka Siitonen · Ayacucho, PE
Jari Liimatainen · Tampere, FI
Tage Moller · Skellefteå, SE
Klas Goran Eriksson · Asker, NO
Sture Persson · Skellefteå, SE

Key dates

Filing date	Oct 20, 2006
Grant date	Feb 15, 2011
Priority date	—
Expiry date	Nov 27, 2026

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB02C2210/02
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A lifting element for a drum of a grinding mill to be used for grinding of ores and minerals. The lifting element is attachable to a frame of the drum and extending in the longitudinal direction of the drum. The lifting element includes a flexible body and a wear protection element located in the leading edge of the body with respect to the direction of rotation of the drum. The wear protection element includes at least two different parts manufactured of different materials having toughness and hardness different from each other.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.