The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 11, 2008
Filed:
Sep. 01, 2006
Lawrence Scott Farris, East Granby, CT (US);
Lawrence Scott Farris, East Granby, CT (US);
ALSTOM Technology Ltd, Baden, CH;
Abstract
A primary classifier () particularly suited for use in a bowl mill () of the type that is employed for purposes of effecting the pulverization of materials such as coal is provided by the present invention. The primary classifier () includes a vane wheel portion () affixed to the periphery of the rotatable grinding surface () of the bowl mill () so as to extend circumferentially around the entire interior of the substantially closed separator body () of the bowl mill (). The primary classifier () further includes a low profile deflector portion () mounted within the interior of the substantially closed separator body () of the bowl mill () in closely spaced relation to the circumference of the rotatable grinding surface () at an elevation below the elevation of the grinding journal openings () and so as to extend continuously without interruption about the entire interior of the substantially closed separator body () of the bowl mill ().