US PATENT SUBCLASS 210 / 690
.~.~ Sorbing organic constituent

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

600  DF  PROCESSES {14}
660  DF  .~ Ion exchange or selective sorption {8}
690.~.~ Sorbing organic constituent {1}
691  DF  .~.~.~> From aqueous material {2}

DEFINITION

Classification: 210/690

Sorbing organic constituent:

(under subclass 660) Process in which the constituent retained by the separatory material comprises a carbon compound.

(1) Note. The carbon compounds that are considered organic are those classifiable in Class 260, Chemistry of Carbon Compounds, and do not include metal cyanides or carbonates.