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:
Sep. 11, 1979
Filed:
Jan. 18, 1978
Applicant:
Inventor:
James H Duncan, Stafford, GB;
Assignee:
Chloride Silent Power Limited, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C01F / ;
U.S. Cl.
CPC ...
264 66 ; 423600 ; 429191 ; 429193 ;
Abstract
In the manufacture of beta-alumina, particularly for use as a solid electrolyte in an electro-chemical cell or other energy conversion device, a compact of beta-alumina particles or of particles which react together on heating to form beta-alumina is sintered in a succession of cycles of heating and cooling such that not less than 5% and not more than 95% of the overall linear shrinkage takes place in any one cycle.