US PATENT SUBCLASS 73 / 28.02
.~.~ Particle charging

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

23.2  DF  GAS ANALYSIS {15}
28.01  DF  .~ Solid content of gas {3}
28.02.~.~ Particle charging

DEFINITION

Classification: 73/28.02

Particle charging:

(under subclass 28.01) Subject matter wherein the determination is made by measuring a parameter related to electrically charged particles (e.g., the total electrical field produced by the particles being charged).