US PATENT SUBCLASS 417 / 107
.~.~ With condition responsive control means


Current as of: June, 1999
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417 /   HD   PUMPS

65  DF  ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER {10}
105  DF  .~ By condensation of motive fluid {2}
107.~.~ With condition responsive control means


DEFINITION

Classification: 417/107

(under subclass 105) Apparatus with means responsive to a condition of the pumping or pumped fluid, said means controlling the flow of the pumping or pumped fluid.