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. 28, 1993
Filed:
Nov. 12, 1991
Applicant:
Inventors:
James R Olson, Youngstown, NY (US);
Mark D Stahlman, Lewiston, NY (US);
Assignee:
The Carborundum Company, Niagara Falls, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
428357 ; 426284 ; 162145 ; 162152 ;
Abstract
A high strength ceramic fiber board having a green strength of at least 300 psi and a green density of less than about 22 lb/ft.sup.3 ; and having a composition comprising 65-97.5% wt. ceramic fiber, 1-10% wt. PVA fiber, 0.5-10% wt. cationic starch, 0-25% wt. clay filler and 1.0-15% wt. colloidal silica.