US PATENT SUBCLASS 122 / 448.2
.~ Having fuel or feed bypass

Current as of: June, 1999
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122 /   HD   LIQUID HEATERS AND VAPORIZERS

448.1  DF  AUTOMATIC CONTROL OF FLUID FUEL AND WATER {3}
448.2.~ Having fuel or feed bypass

DEFINITION

Classification: 122/448.2

Having fuel or feed bypass:

(under subclass 448.1) Devices wherein means are provided to deflect water feed or return excess fuel based on steam pressure.