US PATENT SUBCLASS 110 / 343
.~.~ To prevent corrosion of furnace

Current as of: June, 1999
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110 /   HD   FURNACES

341  DF  PROCESS {4}
342  DF  .~ Treating fuel constituent or combustion product {2}
343.~.~ To prevent corrosion of furnace

DEFINITION

Classification: 110/343

To prevent corrosion of furnace:

(under subclass 342) Process wherein the desired result is the hindrance of the decay of the apparatus.

SEE OR SEARCH CLASS

431, Combustion,

3, for a process of clearing or preventing the accumulation of undesired matter from a fluid fuel burner.

432, Heating,

2, for a process of clearing or preventing the accumulation of undesired matter from a heating apparatus.