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:
Sep. 25, 2012
Filed:
Jan. 23, 2012
Applicants:
Michel Droux, La Ravoire, FR;
Carl Desaint Jean, Saint-Pierre d'Albagny, FR;
Inventors:
Michel Droux, La Ravoire, FR;
Carl Desaint Jean, Saint-Pierre d'Albagny, FR;
Assignee:
Saint-Gobain Technical Fabrics Europe, Chambery, FR;
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing a veil comprising glass fibers and cellulose fibers which includes dispersing cellulose fibers and chopped glass fibers into a white water, forming a bed in a forming device by passage of the dispersion over a forming fabric through which the white water is drained off, the fibers being retained on the fabric and the dispersion including, during passage, a cationic white water, and performing a heat treatment step an oven device.