US PATENT SUBCLASS 122 / 491
.~ Interior of boilers


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

*  DD  SEPARATORS {5}
491.~ Interior of boilers


DEFINITION

Classification: 122/491

(under the class definition) Subject matter relating to steam separators located either within the steam space of a boiler or in the steam space, in combination with a separator in the steam dome or steam main or at the outlet of the boiler, so that the water will fall back into the boiler when steam is being discharged. Includes separators of the nature defined, although they may be used in a sugar evaporator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

488, and see the notes thereunder, for means for separating steam from the water circulation of the boiler.

489, for separators in the steam main with means for returning the water to the boiler.

492, for steam domes with separators.

SEE OR SEARCH CLASS 96, Gas Separation: Apparatus, for apparatus for gas separation, per se.

137, Fluid Handling,

171+, for steam and water separator traps.

236, Automatic Temperature and Humidity Regulation,

53, 60, for steam traps.