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:
Dec. 16, 2003
Filed:
Oct. 16, 2001
Applicant:
Inventors:
Chuck Flansburg, Andover, MN (US);
Pierre Ducloux, Minneapolis, MN (US);
Michael D. Appel, Mahtomedi, MN (US);
Assignee:
Weatherford/Lamb, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 2/500 ; B01D 3/327 ; B04B 1/08 ; B04B 7/16 ;
U.S. Cl.
CPC ...
B01D 2/500 ; B01D 3/327 ; B04B 1/08 ; B04B 7/16 ;
Abstract
A centrifuge screen includes a series of support rods supporting and underlying a series of filter wires. The filter wires have a triangular cross-section and are less than 0.030 inches in cross-sectional width. The filter wires are spaced less than 0.010 inches apart. The screen is a fine opening, high open area screen for use in a centrifuge to separate particulate matter from a liquid.