US PATENT SUBCLASS 432 / 67
WITH MEANS SEPARATING SOLID PARTICLES OR SLAG FROM WORK CHAMBER GAS

Current as of: June, 1999
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432 /   HD   HEATING

67WITH MEANS SEPARATING SOLID PARTICLES OR SLAG FROM WORK CHAMBER GAS {3}
68  DF  .~> Separator discharges gas to work zone
69  DF  .~> With means passing separated solid to heating zone
70  DF  .~> At regenerator or recuperator (e.g., slag pocket, etc.) {1}

DEFINITION

Classification: 432/67

(under the class definition) Apparatus in which a work contacting heating gas has solid impurities removed from it before, during or after contact with the work.

SEE OR SEARCH CLASS

110, Furnaces,

119+, for a spark arrestor for a solid fuel furnace.