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:
Oct. 31, 1978
Filed:
Aug. 02, 1977
Applicant:
Inventor:
Graham Robinson, Chester, GB;
Assignee:
Chloride Silent Power Limited, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429104 ;
Abstract
In a sodium sulphur cell having a cathodic region containing sulphur/polysulphides forming a cathodic reactant between a solid electrolyte and a cathode current collector, the electronically conductive matrix containing the cathode reactant is formed of a porous metal structure, preferably metal fibres, coated with graphite or carbon to form an electronically conductive protective coating.