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:
Feb. 18, 2014
Filed:
Jan. 22, 2004
Applicants:
Carl J. Braunreiter, Prescott, WI (US);
Javier E. Gonzalez, Oakdale, MN (US);
Michael Patrick M. Mandanas, Maplewood, KS (US);
Inventors:
Carl J. Braunreiter, Prescott, WI (US);
Javier E. Gonzalez, Oakdale, MN (US);
Michael Patrick M. Mandanas, Maplewood, KS (US);
Assignee:
3M Innovative Properties Company, Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 9/10 (2006.01); C04B 14/38 (2006.01); B29C 51/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention provides a molded three-dimensional insulator that is suitable for use in an end cone region of a pollution control device. The invention also provides a method of making the insulator. The insulator includes ceramic fibers that have a bulk shrinkage no greater than 10 weight percent. The ceramic fibers contain alumina and silica and are microcrystalline, crystalline, or a combination thereof.