US PATENT SUBCLASS 60 / 651
.~.~ Including vaporizing a motive fluid other than water


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

643  DF  MOTIVE FLUID ENERGIZED BY EXTERNALLY APPLIED HEAT {11}
645  DF  .~ Process of power production or system operation {9}
651.~.~ Including vaporizing a motive fluid other than water


DEFINITION

Classification: 60/651

(under subclass 645) Process, in which a motive fluid other than water or steam is changed from a liquid to a vapor in the power producing operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

671+, for a power apparatus energized by indirectly applied heat using a motive fluid that is or includes a material other than steam or water.