US PATENT SUBCLASS 494 / 30
.~.~ Including one or more valves in incoming path

Current as of: June, 1999
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494 /   HD   IMPERFORATE BOWL: CENTRIFUGAL SEPARATORS

23  DF  WITH MEANS FOR FURNISHING AUXILIARY FLUID TO MATERIAL OR APPARATUS {4}
27  DF  .~ Liquid {3}
30.~.~ Including one or more valves in incoming path

DEFINITION

Classification: 494/30

Including one or more valves in incoming path:

(under subclass 27) Apparatus wherein at least one valve is provided for controlling the liquid which is enroute to the separator.