Stock material or miscellaneous articles – All metal or with adjacent metals – Having metal particles
Reexamination Certificate
2006-01-05
2009-02-17
Lawrence, Frank M (Department: 1797)
Stock material or miscellaneous articles
All metal or with adjacent metals
Having metal particles
C428S613000, C977S777000, C977S811000, C429S218200
Reexamination Certificate
active
07491448
ABSTRACT:
A nano-particulate reticulated foam-like structure, which includes particles having a size of 10-200 nanometers. The particles are joined together to form a reticulated foam-like structure. The reticulated foam-like structure is similar to the structure of carbon nano-foam. The nano-particulate reticulated foam-like structure may comprise a metal, such as a hydrogen storage ahoy, either a gas-phase thermal or an electrochemical hydrogen storage alloy. The nano-particulate reticulated foam-like structure may alternatively comprise a hydroxide such as nickel hydroxide or manganese hydroxide or an oxide, such as a silver oxide or a copper oxide. When the nano-particulate reticulated foam-like structure is a hydrogen storage alloy, the material exhibits substantial immunity to hydrogen cycling decrepitation and an increase in the reversible hydrogen storage capacity by reduction of trapped hydrogen by at least 10% as compared to the same alloy in bulk form.
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Higley Lin R.
Muller Marshall D.
Ovshinsky Stanford R.
Energy Conversion Devices Inc.
Lawrence Frank M
Schumaker David W.
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