US PATENT SUBCLASS 110 / 301
.~ Having treatment means

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


110 /   HD   FURNACES

297  DF  INCLUDING NONCOMBUSTIBLE FLUID SUPPLY MEANS {3}
301.~ Having treatment means {2}
302  DF  .~.~> Preheater {5}
309  DF  .~.~> And flow modifying means {2}

DEFINITION

Classification: 110/301

Having treatment means:

(under subclass 297) Apparatus provided with means to modify the physical properties of the fluid passing into the combustion chamber.

SEE OR SEARCH THIS CLASS, SUBCLASS:

200, for a locomotive-type furnace provided with noncombustible fluid treatment means.

342+, for process of treatment.