US PATENT SUBCLASS 422 / 62
.~ Automatic analytical monitor and control of industrial process

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

50  DF  ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE {11}
62.~ Automatic analytical monitor and control of industrial process

DEFINITION

Classification: 422/62

Automatic analytical monitor and control of industrial process:

(under subclass 50) Apparatus having means for automatically analytically monitoring and controlling a chemical or physical industrial process; e.g., measuring the carbon monoxide concentration in a flue gas and automatically

changing the fuel/air ratio based on the measurement, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63+, and 81+, for automatic analytical system with specified transport means.

105+, for control element responsive to sensed operation.