US PATENT SUBCLASS 205 / 741
.~.~ Containing iron

Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

687  DF  ELECTROLYTIC MATERIAL TREATMENT (PRODUCT, PROCESS, AND ELECTROLYTE COMPOSITION) {8}
704  DF  .~ Metal or metal alloy {3}
741.~.~ Containing iron

DEFINITION

Classification: 205/741

Containing iron:

(under subclass 704) Subject matter in which the metal or metal alloy contains iron (Fe).

SEE OR SEARCH THIS CLASS, SUBCLASS:

731+, for electrolytic protection of ferrous metal objects by internal battery action.

735+, for electrolytic protection of ferrous metal objects without using internal battery action.