US PATENT SUBCLASS 166 / 248
.~ Electric current or electrical wave energy through earth for treating


Current as of: June, 1999
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166 /   HD   WELLS

244.1  DF  PROCESSES {39}
248.~ Electric current or electrical wave energy through earth for treating


DEFINITION

Classification: 166/248

(under subclass 244.1) A process comprising passing an electric current through the earth to treat it or material in the pores of the earth (e.g., by heating, etc.).

(1) Note. Electromagnetic Waves created in the earth to treat it are considered to come within the definition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

247, for processes for treating the earth by radioactive emissions.

250.1+, for processes in which a current may be passed through the earth for the purpose of an indicating, testing, measuring or locating step.