B - Operations – Transporting – 22 – F
Patent
B - Operations, Transporting
22
F
241/128
B22F 9/04 (2006.01) B22F 9/00 (2006.01)
Patent
CA 1320940
ABSTRACT OF THE DISCLOSURE A process for the production of a powder having a nanocrystalline structure from powders of at least two materials of the groups including metals, metallic compounds, and ceramic materials, in a composition which tends to develop an amorphous phase. The starting powders are subjected to high stresses of at least 12 G in a neutral or reducing atmosphere at about 20°C until there are no crystal- lites larger than about 10 nm.
584923
Grewe Hans
Schlump Wolfgang
Fetherstonhaugh & Co.
Fried. Krupp Gesellschaft Mit Beschrankter
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