Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2007-11-27
2007-11-27
Crepeau, Jonathan (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C420S900000
Reexamination Certificate
active
11290590
ABSTRACT:
The present invention provides a hydrogen absorbing alloy containing as a principal phase at least one phase selected from the group consisting of a second phase having a rhombohedral crystal structure and a first phase having a crystal structure of a hexagonal system excluding a phase having a CaCu5type structure, wherein a content of a phase having a crystal structure of AB2type is not higher than 10% by volume including 0% by volume and the hydrogen absorbing alloy has a composition represented by general formula (1) given below:in-line-formulae description="In-line Formulae" end="lead"?R1-a-bMgaTbNiZ-X-Y-αM1XM2YMnα. (1)in-line-formulae description="In-line Formulae" end="tail"?
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Hayashida Hirotaka
Inaba Takamichi
Inada Shusuke
Kanda Motoya
Kawashima Fumiyuki
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