US PATENT SUBCLASS 422 / 20
.~ Using sonic or ultrasonic energy

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

1  DF  PROCESS DISINFECTING, PRESERVING, DEODORIZING, OR STERILIZING {15}
20.~ Using sonic or ultrasonic energy

DEFINITION

Classification: 422/20

Using sonic or ultrasonic energy:

(under subclass 1) Process including the step of treating the article or material with vibratory energy of the frequency of 10 cps or greater.

SEE OR SEARCH THIS CLASS, SUBCLASS:

127, for apparatus for destroying organisms by the sudden release of high pressure.

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134, Cleaning and Liquid Contact With Solids,

1, for combination of cleaning and stabilizing, wherein ultrasonic energy is employed.