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. 14, 2000
Filed:
Nov. 17, 1997
Applicant:
Inventors:
William Edward Capelle, Jr, Gulfport, MS (US);
John Donald Connolly, Jr, Wilmington, DE (US);
Stephan Claude De La Veaux, Wilmington, DE (US);
Ana Estela Diaz, Chadds Ford, PA (US);
John Phillip Lanci, Sr, Long Beach, MS (US);
George Alan Schurr, Newark, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241-5 ; 241 39 ;
Abstract
An improved fluid energy mill having a curved-shaped insert having a leading edge and a trailing edge with an azimuthal angle of between 10.degree. and 300.degree. and a positive or zero angle of attack is disclosed. This mill provides for lower energy consumption while improving or maintaining product specifications, and improved production rates.