US PATENT SUBCLASS 60 / 310
.~ Treated by washing, or having liquid contact structure

Current as of: June, 1999
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60 /   HD   POWER PLANTS

272  DF  INTERNAL COMBUSTION ENGINE WITH TREATMENT OR HANDLING OF EXHAUST GAS {18}
310.~ Treated by washing, or having liquid contact structure

DEFINITION

Classification: 60/310

(under subclass 272) Apparatus in which the exhaust gas is treated by being washed by liquid, or is handled by structure within which it comes into contact with liquid.

SEE OR SEARCH CLASS

181, Acoustics,

235, for a muffler having an underwater discharge; and subclasses 221 and 260+, for a muffler into which liquid is fed to assist in muffling the sound.

261, Gas and Liquid Contact Apparatus, appropriate subclass for gas and liquid contact apparatus not specialized to handling the exhaust of an internal combustion engine.