US PATENT SUBCLASS 210 / 612
.~.~ And regulating temperature during biological step


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

600  DF  PROCESSES {14}
601  DF  .~ Treatment by living organism {13}
612.~.~ And regulating temperature during biological step {1}
613  DF  .~.~.~> Digesting sludge


DEFINITION

Classification: 210/612

And regulating temperature during biological steps:

(under subclass 601) Process including a step of temperature control.

SEE OR SEARCH THIS CLASS, SUBCLASS:

603, for a process in which a generated gas is collected and which may include temperature regulation.

609, for a process of sludge dewatering including temperature regulation.

SEE OR SEARCH CLASS

364, Electrical Computers and Data Processing Systems, appropriate subclasses, especially

528.01+, for a computerized system of controlling a chemical process.

702, Data Processing: Measuring, Calibrating, or Testing, 19+, for data processing in biological or biochemical applications, subclasses 22+ for data processing in chemical analysis, and subclasses 130+ for data processing in a generic temperature measuring system.