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Hans H. Amtmann
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San Diego, CA, US
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last 30 patents
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Patent Grant
Cooling system for a nuclear reactor
Patent number
4,322,268
Issue date
Mar 30, 1982
The United States of America as represented by the United States Department o...
Hans H. Amtmann
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
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Patent Grant
Cavity closure arrangement for high pressure vessels
Patent number
4,303,177
Issue date
Dec 1, 1981
The United States of America as represented by the United States Department o...
Hans H. Amtmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...