US PATENT SUBCLASS 205 / 752
.~.~.~ And treatment with oxygen or ozone

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}
742  DF  .~ Water, sewage, or other waste water {11}
751  DF  .~.~ With filtering {1}
752.~.~.~ And treatment with oxygen or ozone

DEFINITION

Classification: 205/752

And treatment with oxygen or ozone:

(under subclass 751) Subject matter in which the water, sewage, or other waste water is also exposed to oxygen or ozone which may either be provided from an external source or be produced during electrolysis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

756, for electrolytic treatment of water, sewage, or other waste water using an oxygenating gas; but without filtering.