US PATENT SUBCLASS 417 / 170
.~.~.~ In-line motive fluid flows

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

Internet Version by PATENTEC © 1999      Terms of Use


417 /   HD   PUMPS

65  DF  ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER {10}
151  DF  .~ Jet {23}
163  DF  .~.~ Successive introduction of motive fluid {6}
170.~.~.~ In-line motive fluid flows

DEFINITION

Classification: 417/170

(under subclass 163) Apparatus in which the first and second motive fluid flows at the points of entrainment are substantially in line with one another.

(1) Note. The motive fluid streams may be of annular form with the annuli having a common central axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

154, for vapor condensation vacuum diffusion-type pumps with plural reverse flow jets from a vertical stack rising from a motive fluid generator.