US PATENT SUBCLASS 702 / FOR 119
.~.~ Chemical process control (364/500)

Current as of: June, 1999
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702 /   HD   DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING

*  DD  APPLICATIONS (364/400) {2}
FOR 115  DF  .~ Chemical and engineering sciences (364/496) {3}
FOR 119.~.~ Chemical process control (364/500) {3}
FOR 120  DF  .~.~.~> Distillation (364/501)
FOR 121  DF  .~.~.~> Physical mixing or separation (364/502)
FOR 122  DF  .~.~.~> Kilns (364/503)

DEFINITION

Classification: 702/FOR.119

Chemical process control:

Foreign art collections wherein the area is the control of a process of or having to do with manufacturing compositions of matter or elements.