Chemistry: electrical current producing apparatus – product – and – Fluid active material or two-fluid electrolyte combination... – Active material in molten state
Patent
1986-02-10
1987-04-14
Hearn, Brian E.
Chemistry: electrical current producing apparatus, product, and
Fluid active material or two-fluid electrolyte combination...
Active material in molten state
429174, H01M 436
Patent
active
046578307
ABSTRACT:
The sodium sulfur storage battery comprises a solid electrolyte tube; metallic fiber filled in said solid electrolyte tube; powder, grain or mixture of them of substance resistant to attack by molten sodium which has porosity smaller than that of the metallic fiber and is filled in a first space above the metallic fiber; a battery housing; a positive electroconductive material disposed in a space between the battery housing and the solid electrolyte tube; a ring disposed on the upper surface of the positive electroconductive material; powder, grain or mixture of them of substance resistant to attack by molten sulfur which is filled in a second space above said ring and is prevented from dropping by said ring; and a solder glass layer arranged on a portion of the outer peripheral surface of the solid electrolyte tube in said second space.
REFERENCES:
patent: 3884715 (1975-05-01), Gay et al.
patent: 4038464 (1977-07-01), Baukal et al.
patent: 4052535 (1977-10-01), Robinson et al.
patent: 4360574 (1982-11-01), Park
Hearn Brian E.
Kalafut Stephen J.
Yuasa Battery Co. Ltd.
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