US PATENT SUBCLASS 299 / 5
.~ Dissolving or chemical reaction

Current as of: June, 1999
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299 /   HD   MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL

3  DF  IN SITU CONVERSION OF SOLID TO FLUID {3}
5.~ Dissolving or chemical reaction

DEFINITION

Classification: 299/5

(under subclass 3) Subject matter in which the state of the material is changed by (1) undergoing chemical change (e.g., entering into combustion or other chemical change) or (2) passing into solution in another material (e.g., salt in water).

(1) Note. A state of colloidal dispersion or suspension is considered a dissolved condition of material.