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. 15, 1983
Filed:
Jan. 19, 1981
Applicant:
Inventors:
Carl F Schaefer, Flint, MI (US);
Raymond E Bedford, Burton, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
2524 / ; 2524 / ;
Abstract
A high strength, high macro-pore volume, porous cordierite bead support having a dimpled or respberry-like surface resulting from processing of inexpensive raw materials to produce cordierite on firing and including high plasticity clay and colloidal silica.