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. 05, 2006
Filed:
May. 21, 2002
Applicants:
Juha Varis, Lappeenranta, FI;
Mika Lohtander, Lappeenranta, FI;
Inventors:
Juha Varis, Lappeenranta, FI;
Mika Lohtander, Lappeenranta, FI;
Assignee:
Andritz Oy, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter element for pulp screens comprising at least two plates separated by a distance from each other, wherein one plate has a number of projections formed thereon, and the projections being directed towards the other plate. The plates are attached to each other at the projections.