US PATENT SUBCLASS 148 / 530
.~.~.~.~ Next to nonferrous metal or nonferrous base alloy

Current as of: June, 1999
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148 /   HD   METAL TREATMENT

95  DF  PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL {17}
516  DF  .~ Producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product {9}
527  DF  .~.~ With metal next to or bonded to metal {4}
529  DF  .~.~.~ Iron(Fe) or iron base alloy present {2}
530.~.~.~.~ Next to nonferrous metal or nonferrous base alloy {3}
531  DF  .~.~.~.~.~> Aluminum(Al) or aluminum base alloy
532  DF  .~.~.~.~.~> Copper(Cu) or copper base alloy
533  DF  .~.~.~.~.~> Zinc(Zn), zinc base alloy or unspecified galvanizing

DEFINITION

Classification: 148/530

Next to nonferrous metal or nonferrous base alloy:

(under subclass 529) Process wherein the iron or iron base alloy is next to a second layer or part which is identifiable as a nonferrous metal or nonferrous base metal alloy containing greater than 50 percent of any one of the nonferrous metals.