US PATENT SUBCLASS 165 / 9.1
.~ Checker brick structure


Current as of: June, 1999
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165 /   HD   HEAT EXCHANGE

4  DF  REGENERATOR {4}
9.1.~ Checker brick structure {3}
9.2  DF  .~.~> Gradated flow area, heat capacity or heat resistance
9.3  DF  .~.~> Having gas supply or exhaust manifold structure
9.4  DF  .~.~> In casing


DEFINITION

Classification: 165/9.1

(under subclass 4) Apparatus comprising a heat storage mass made up of plural, shaped, modular units of refractory material arranged to form an openwork structure of interconnected passages; or a module, per se, if particularly adapted for use in such a mass.

SEE OR SEARCH CLASS

52, Static Structures (e.g., Buildings),

574, for an assembly of alternating, reversed identical form modules of general utility; subclasses 578+ for a general utility assembly of modules with a discrete edgewise connecting feature; and subclasses 596+ for a module of general utility having inter-relating structure.

202, Distillation: Apparatus,

111, 122, 123, 130, 140, 143, 144, 146, 148, and 267 for regenerative heating devices used in stills. 266, Metallurgical Apparatus,

139, for metallurgical apparatus provided with a gas heater of the heat storage type.

432, Heating,

28, for a process of utilizing or operating a heat storage mass; subclass 51 for the timing, programming or cycling control of heat storage masses; subclass 54, for the intercontrol of heated and heating fluid to a heat storage mass; subclass 70, for a heat storage mass having a lint, dust, or slag separator or collector; subclasses 180+ for a combustion products heated furnace in which the chamber exhaust heats the chamber feed by means of a heat storage mass; subclass 214, for a heat storage mass of solid material combined with a heat generator.