US PATENT SUBCLASS 420 / 901
SUPERCONDUCTIVE


Current as of: June, 1999
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420 /   HD   ALLOYS OR METALLIC COMPOSITIONS

901SUPERCONDUCTIVE


DEFINITION

Classification: 420/901

SUPERCONDUCTIVE:

Cross-reference art collection of alloys, or metallic compositions which exhibit the property of practically no resistance to the flow of electric current.

(1) Note. At this time (1981) this property has only been observed at very low temperatures of about 22 deg. K, or below.

SEE OR SEARCH CLASS

29, Metal Working,

599, for a method of making an electrical device which includes a superconductor.

174, Electricity: Conductors and Insulators,

126.1+, for electrical conductor structure which includes a superconductor.

252, Compositions, 500, for electrically conductive compositions which may be superconductors.

335, Electricity: Magnetically Operated Switches Magnets, and Electromagnets,

216, for magnets or electromagnets of the superconductive type.

427, Coating Processes,

62+, for processes of producing a superconductive electrical product by coating.

428, Stock Material or Miscellaneous Articles,

930, for metallic stock material which is superconductive.