US PATENT SUBCLASS 60 / 681
.~.~ Motor exhaust mixes with combustion products of boiler heater

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

643  DF  MOTIVE FLUID ENERGIZED BY EXTERNALLY APPLIED HEAT {11}
670  DF  .~ Power system involving change of state {6}
681.~.~ Motor exhaust mixes with combustion products of boiler heater

DEFINITION

Classification: 60/681

(under subclass 670) Apparatus, in which the vapor generator is heated by a burner and the exhaust of the burner is mixed with the exhaust of a motor driven by the vapor.

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672, for a power system involving a change of state using a motive fluid that is other than or additional to steam and that is used in the combustion zone, for example, combustible motive fluid.

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110, Furnaces,

203+, for a solid fuel burner in which exhaust steam is fed to the combustion zone.