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https://drivepatents.com/patents/1076785 · 22 Jun 2005
A surface treated steep plate excellent in battery performance and a battery case comprising the same are disclosed. The battery case is produced by forming a surface treated steel sheet having an indium layer on the outermost side to serve as the inner su...
https://drivepatents.com/patents/1112078 · 27 Jun 2001
A purpose of the present invention is to provide a surface treated steel sheet for a battery container having an excellent anti-alkaline characteristic and a performance for maintaining a discharging level for a long time, a battery container and a product...