US PATENT SUBCLASS 432 / 9
.~ Treating an article, container, batch or body as a unit

Current as of: June, 1999
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432 /   HD   HEATING

1  DF  PROCESSES OF HEATING OR HEATER OPERATION {14}
9.~ Treating an article, container, batch or body as a unit {3}
10  DF  .~.~> Localized treating or shielding of work area
11  DF  .~.~> Moving unit through or within treating zone during treating
12  DF  .~.~> Modulating, varying or augmenting heat supply during heat-up period

DEFINITION

Classification: 432/9

(under subclass 1) Process peculiarly adapted to individually treat a work entity identifiable as an article, batch, or

body.

SEE OR SEARCH CLASS

65, Glass Manufacturing,

120, for a process of treating a glass preform by flame.

219, Electric Heating, appropriate subclass for a process of heating an article electrically.

264, Plastic and Nonmetallic Article Shaping or Treating: Processes, 603+, for a process of heating a preform to a vitrifying or sintering temperature to produce an inorganic article, e.g., ceramic etc.