Metal treatment – Process of modifying or maintaining internal physical... – Treating loose metal powder – particle or flake
Patent
1997-11-25
1999-11-16
Wyszomierski, George
Metal treatment
Process of modifying or maintaining internal physical...
Treating loose metal powder, particle or flake
148675, 420900, H01M 404
Patent
active
059850574
ABSTRACT:
In the present invention, a hydrogen absorbing alloy containing at least nickel, cobalt and aluminum, in which the sum a of the respective abundance ratios of cobalt atoms and aluminum atoms in a portion to a depth of 30 .ANG. from its surface and the sum b of the respective abundance ratios of cobalt atoms and aluminum atoms in a bulk region inside thereof satisfy conditions of a/b.gtoreq.1.30, or a hydrogen absorbing alloy containing at least nickel, cobalt, aluminum and manganese, in which the sum A of the respective abundance ratios of cobalt atoms, aluminum atoms and manganese atoms in a portion to a depth of 30 .ANG. from its surface and the sum B of the respective abundance ratios of cobalt atoms, aluminum atoms and manganese atoms in a bulk region inside thereof satisfy conditions A/B.gtoreq.1.20 is used for a hydrogen absorbing alloy electrode in an alkali secondary battery.
REFERENCES:
patent: 5518509 (1996-05-01), Tadokoro et al.
patent: 5529857 (1996-06-01), Nogami et al.
patent: 5858571 (1999-01-01), Ishii et al.
patent: 5879429 (1999-03-01), Yamamura et al.
Database WP1 Section Ch, Week 9225. (JP 90-0258016).
Patent Abstracts of Japan No. 4-202641, Jul. 23, 1992.
Fujitani Shin
Higashiyama Nobuyuki
Imoto Teruhiko
Kato Kikuko
Kimoto Mamoru
Sanyo Electric Co,. Ltd.
Wyszomierski George
LandOfFree
Method of fabricating hydrogen absorbing alloy electrode does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of fabricating hydrogen absorbing alloy electrode, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of fabricating hydrogen absorbing alloy electrode will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1319221