Abstract

A roller mill for pulverizing fine material with grinding ring having special inner surface geometry.

Inventors

Michael M. Chen
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Patent Details

Patent Number: US 7963471 B2

Filing Date: 2008-11-13

Publication Date: 2011-06-21

Status: Active

Current Assignee: Schenck Process LLC

Applicants: Alstom Technology Ltd.

IPC/CPC Classifications: B02C15/08

Patent Attorney
Lawrence P. Zale

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