US PATENT SUBCLASS 376 / 276
.~.~ In the form of heated water or steam

Current as of: June, 1999
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376 /   HD   INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS

273  DF  SUBTERRANEAN REACTOR STRUCTURES (E.G., UNDERGROUND CONTAINMENT, UNDERGROUND EXPLOSIVE) {2}
275  DF  .~ For extracting materials or energy from the earth {1}
276.~.~ In the form of heated water or steam

DEFINITION

Classification: 376/276

In the form of heated water or steam:

(under subclass 275) Subject matter wherein the extracted energy or material is H2O in a heated or vaporized state.