Patent · US Expired

Mill, in particular agitating mill

US4915307A · kind A · utility

12Cited by

4References

16Claims

0Family size

Assignee

Erich Netzsch GmbH & Co. Holding KG · DE

Inventors

Norbert Klimaschka · Selb, DE
Wolfgang Schmidt
Udo Enderle · Marktredwitz, DE

Key dates

Filing date	Jul 14, 1988
Grant date	Apr 10, 1990
Priority date	—
Expiry date	Jul 14, 2008

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB02C17/16
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The inner wall of a grinding container (10) is made up of a plurality of ceramic rings (20; 46) which are held together by an enclsure (12). The ceramic rings (20; 46) may be made from case to case of a ceramic material, for example silicon nitride, adapted to the material to be ground and installed in the grinding container (10). They may comprise at their end faces (22, 24) interengaging profiles and/or be adhered together at their end faces (22, 24).

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