US PATENT SUBCLASS 204 / 528
.~.~.~.~.~.~ Regeneration of liquid electrolyte

Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

*  DD  PROCESSES AND PRODUCTS {7}
450  DF  .~ Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere {14}
518  DF  .~.~ Barrier separation (e.g., using membrane, filter paper, etc.) {5}
520  DF  .~.~.~ Ion selective {8}
522  DF  .~.~.~.~ Using both anion and cation selective membranes {4}
523  DF  .~.~.~.~.~ Alternating anion and cation selective membranes {8}
528.~.~.~.~.~.~ Regeneration of liquid electrolyte

DEFINITION

Classification: 204/528

Regeneration of liquid electrolyte:

(under subclass 523) Process in which a desired liquid electrolyte solution is rejuvenated.

SEE OR SEARCH THIS CLASS, SUBCLASS:

480+, for electrophoretic or electro-osmotic coating or forming with regeneration or replenishment of the coating bath.

SEE OR SEARCH CLASS

430, Radiation Imagery Chemistry: Processes, Composition, or Product Thereof, especially

398+, for regeneration of image processing compositions (e.g., regeneration of photos:graphic solutions, etc.).