US PATENT SUBCLASS 417 / 165
.~.~.~ Individually controlled motive fluid flows

Current as of: June, 1999
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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}
165.~.~.~ Individually controlled motive fluid flows {1}
166  DF  .~.~.~.~> Sequential

DEFINITION

Classification: 417/165

(under subclass 163) Apparatus in which both the first and second streams of motive fluid are provided with separate and distinct valves to individually control the flow thereof.

(1) Note. The separate and distinct valves may be unitary with one another so long as there are distinct valve portions which control each of the motive fluid flow paths.