US PATENT SUBCLASS 266 / 81
.~ With means supplying a treating agent

Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

78  DF  WITH CONTROL MEANS RESPONSIVE TO SENSED CONDITION {6}
81.~ With means supplying a treating agent {3}
82  DF  .~.~> Correlated flow of diverse fluents {2}
85  DF  .~.~> Individual control of diverse inputs
86  DF  .~.~> By means positioning dispenser

DEFINITION

Classification: 266/81

(under subclass 78) Device wherein means are provided for the controlled addition of a solid, liquid or gaseous substance to the treating apparatus, which substance then reacts with the material contained therein.