US PATENT SUBCLASS 432 / 28
.~ Of operating a furnace utilizing a heat storage mass

Current as of: June, 1999
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432 /   HD   HEATING

1  DF  PROCESSES OF HEATING OR HEATER OPERATION {14}
28.~ Of operating a furnace utilizing a heat storage mass

DEFINITION

Classification: 432/28

(under subclass 1) Process involving the application of heat to work in a chamber, oven, or retort in which a heat storage mass or body is used.