US PATENT SUBCLASS 432 / 17
.~.~ Including modulation of flow rate of gas or treated material

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

Internet Version by PATENTEC © 1999      Terms of Use


432 /   HD   HEATING

1  DF  PROCESSES OF HEATING OR HEATER OPERATION {14}
14  DF  .~ Including passing, treating or conveying gas into or through particulate work {3}
17.~.~ Including modulation of flow rate of gas or treated material

DEFINITION

Classification: 432/17

(under subclass 14) Process in which the procedure includes continuously adjusting the flow of work particles or treating gas to maintain or establish steady flow conditions.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids,

446+, for a process of drying by gas or vapor contact including temperature control or varying.