US PATENT SUBCLASS 47 / 1.42
HEATING SEPARATED EARTH
Current as of: June, 1999
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DEFINITION
Classification: 47/1.42
Apparatus for or method of conditioning soil in which a plant is to be grown comprising separating soil from the ground and subjecting the separated soil to a heat treatment to improve the soil for plant growing purposes.
SEE OR SEARCH CLASS
111, Plant,
118, and the subclasses indented thereunder, especially subclasses 120+ for devices that disturb the soil in situ and apply flame or the heat therefrom to the disturbed soil and see the search notes thereunder.
