US PATENT SUBCLASS 110 / 216
.~ Means separating particles from exhaust gas

Current as of: June, 1999
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110 /   HD   FURNACES

203  DF  WITH EXHAUST GAS TREATMENT MEANS {5}
216.~ Means separating particles from exhaust gas {1}
217  DF  .~.~> Outlet screen

DEFINITION

Classification: 110/216

Means separating particles from exhaust gas:

(under subclass 203) Apparatus including means to remove particulate matter suspended in the gaseous products of combustion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

119+, for devices for preventing live spark from passing out of the stack or chimney of furnaces. The devices include screens, baffles, steam, or water sprays located in smokebox or stack.

SEE OR SEARCH CLASS

96, Gas Separation: Apparatus, for apparatus for gas separation, per se.