US PATENT SUBCLASS 261 / 87
.~.~.~.~ Gas delivering


Current as of: June, 1999
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261 /   HD   GAS AND LIQUID CONTACT APPARATUS

75  DF  CONTACT DEVICES {11}
83  DF  .~ Rotating {1}
84  DF  .~.~ Impeller {4}
85  DF  .~.~.~ Hollow shaft {3}
87.~.~.~.~ Gas delivering


DEFINITION

Classification: 261/87

The hollow shaft delivering gases to the receptacle.