US PATENT SUBCLASS 210 / 766
.~.~ Including temperature change

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

600  DF  PROCESSES {14}
749  DF  .~ Chemical treatment {8}
766.~.~ Including temperature change

DEFINITION

Classification: 210/766

Including temperature change:

(under subclass 749) Process including the step of adding or removing heat during the chemical reaction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

737, for a precipitation process including a temperature change.

761+, for a process in which an autogenic oxidation (e.g., wet air) maintains high temperature.