Patent · US Expired

Grinding roll

US7510135B2 · kind B2 · utility

9Cited by

16References

16Claims

0Family size

Assignee

Polysius AG

Inventors

Egbert Burchardt · Everswinkel, DE
Rene Klymowsky · Oosterbeek, NL
Johann Knecht · Wadersloh, DE
Norbert Patzelt · Beckum, DE

Key dates

Filing date	Jul 21, 2004
Grant date	Mar 31, 2009
Priority date	—
Expiry date	Jul 24, 2025

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB02C4/305
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to a grinding roll with a basic roll body as well as a plurality of wear protection elements made from hard metal which form at least a part of the roll surface. The basic roll body has recesses extending in the circumferential direction, a plurality of wear protection elements being disposed one behind the other in the circumferential direction in each recess.

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