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:
Mar. 22, 1977
Filed:
Jul. 30, 1975
Applicant:
Inventors:
Arun D Jatkar, Salt Lake City, UT (US);
Ivan B Cutler, Salt Lake City, UT (US);
Anil V Virkar, Salt Lake City, UT (US);
Ronald S Gordon, Salt Lake City, UT (US);
Assignee:
The University of Utah, Salt Lake City, UT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106 734 ; 106 63 ; 106 65 ; 264 61 ; 264 66 ;
Abstract
A method for preparing a dense and strong polycrystalline .beta.'-alumina-containing ceramic body exhibiting an elecrical resistivity at 300.degree. C of 5 ohm-cm or lower, and a controlled and uniform grain size under 50 micrometers, comprising: