Battery casing and sealed primary sodium-halogen battery

Claim 1

A BATTERY CASING COMPRISING AN INNER CASING OF A SOLID SODIUM ION-CONDUCTIVE MATERIAL WITH ONE OPEN END, AN OUTER METALLIC CASING COMPRISING AN UPPER PORTION AND A LOWER PORTION, THE UPPER PORTION WITH OPPOSITE OPEN ENDS, AN INWARDLY EXTENDING FLANGE AFFIXED TO THE UPPER PORTION AT ITS FIRST OPEN END, THE LOWER PORTION WITH OPPOSITE OPEN ENDS, A REMOVABLE CLOSED END FOR ITS FIRST OPEN END, AND AN OPENING IN THE REMOVABLE CLOSED END, THE UPPER AND LOWER PORTIONS JOINED TOGETHER AT THEIR ASSOCIATED SECOND OPEN ENDS, THE OUTER METALLIC CASING SURROUNDING THE INNER CASING WITH THE EXTERIOR SURFACE OF THE FLANGE ON A LOWER PLANE THAN THE SURFACE OF THE OPEN END OF THE INNER CASING AND SOACED FROM THE INNER CASING, A CAP WITH A FLANGE POSITIONED ADJACENT THE FLANGE OF THE UPPER PORTION OF THE OUTER METALLIC CASING, AND A SINGLE LOW TEMPERATUR MELTING GLASS SEAL SEALING TOGETHER THE FLANGE OF THE UPPER PORTION OF THE OUTER METALLIC CASING AND THE CAP FLANGE AND SEALING THE FLANGES TO THE OUTER WALL OF THEINNER CASING ADJACENT ITS OPEN END.