US PATENT SUBCLASS 159 / 4.02
.~.~ Combustion product gas

Current as of: June, 1999
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159 /   HD   CONCENTRATING EVAPORATORS

3  DF  SPRAY TYPE {1}
4.01  DF  .~ Gaseous current {12}
4.02.~.~ Combustion product gas

DEFINITION

Classification: 159/4.02

Combustion product gas:

(under subclass 4.01) Apparatus wherein the gaseous current is a product of a combustible gas.