Restoration of nickel-cadmium batteries

Details Restoration of nickel-cadmium batteries Restoration of nickel-cadmium batteries

1979-12-12

1980-10-21

LeFevour, Charles F.

Chemistry: electrical current producing apparatus, product, and

Regenerating, salvage or repair feature other than only...

429222, 429223, 429120, H01M 650

Patent

active

042295084

ABSTRACT:
The invention resides in a process for restoration of nickel-cadmium batteries which are rechargeable. The battery is submersed in boiling water and is maintained therein for a period of time of approximately 15 to 20 minutes. The battery is removed from the boiling water and is immediately cooled to approximately room temperature. Preferably such cooling is effected by submersion of the battery in water at a temperature of from 45.degree. to 50.degree. F. in which water bath the battery is permitted to cool for a period of approximately 20 minutes. The battery is then in condition for electrical recharging.

REFERENCES:
patent: 2689322 (1954-09-01), Godshalk et al.
patent: 2855453 (1958-10-01), Eidensohn
patent: 3156813 (1964-11-01), Trainor
patent: 3723187 (1973-03-01), Toydoka
patent: 3745048 (1973-07-01), Dinkler et al.
patent: 4055709 (1977-10-01), Medford

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