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:
Jul. 17, 2007
Filed:
Mar. 24, 2004
Applicants:
Jean Francois Laithier, Penthalaz, CH;
Silvano Freti, St. Prex, CH;
Inventors:
Jean Francois Laithier, Penthalaz, CH;
Silvano Freti, St. Prex, CH;
Assignee:
BTG Eclepens S.A., Eclepens, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31F 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blade for creping has been described. The blade according to the invention has a ceramic top layer covering the working edge of the blade, as well as the surface upon which the web impacts during creping. The ceramic top layer is a ceramic composition having a content of chromia. Preferably, the ceramic composition of the top layer comprises chromia-titania, with a titania content of up to 25% by weight, and preferably between 10% and 15% titania.