Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE501068ApublicationCriticalpatent/BE501068A/xx
H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
H01M6/00—Primary cells; Manufacture thereof
H01M6/04—Cells with aqueous electrolyte
H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
H01M50/10—Primary casings; Jackets or wrappings
H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic