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:
May. 01, 2001
Filed:
Dec. 10, 1997
Applicant:
Inventors:
Francois-Pierre Navarre, Charbonniere les Bains, FR;
Bernard Bossand, Communay, FR;
Pierre Girard, Saint Ismier, FR;
Joseph Dussaud, Pont-Eveque, FR;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/918 ;
U.S. Cl.
CPC ...
B01D 3/918 ;
Abstract
The subject-matter of the present invention is a filter paper for laden liquids, with a high adsorption and absorption capacity. This paper, based on cellulose fibers, is filled with organic and/or inorganic pulverulent matter. The powder filling is adapted in quantity and quality to the liquid to be filtered. It finds its application in petrochemical, agri-foodstuffs and papermaking industries.