Cleaning device
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United States of America Patent
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Nov 26, 2019
Grant Date -
Jan 4, 2018
app pub date -
Mar 10, 2016
filing date -
Mar 19, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A cleaning device is configured to include a first cleaning tank that holds water to which a small amount of an additive is added as a first cleaning fluid, a second cleaning tank that holds water, a water-based cleaning agent, an alkaline cleaning fluid, or a hydrophilic organic solvent as a second cleaning fluid, a first microscopic air bubble generation device, a first circulating pump, an ultrasonic wave emitting device, and a carrier device. Hydrophobic oil is removed by a cleaning target being exposed to the first cleaning fluid including microscopic air bubbles sprayed from a nozzle in an interior of the first cleaning tank, after which hydrophilic oil is removed by ultrasonic cleaning in the second cleaning tank.
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