US2007199352A1PendingUtilityA1
Antibacterial dry cleaning system
Individually held — no corporate assignee on recordPriority: Jul 19, 2002Filed: Jul 19, 2002Published: Aug 30, 2007
Est. expiryJul 19, 2022(expired)· nominal 20-yr term from priority
D06F 43/00D06F 43/007
15
PatentIndex Score
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Claims
Abstract
The invention provides a method of adding ozone to a solvent in a dry cleaning machine into the solvent line at the point where the solvent is leaving the solvent pump. The recirculated solvent in the dryer is furnished with ozone from an ozone generator for providing bacticidal and fungicidal effects. The present invention renders the dry cleaning procedures employed into more sanitary processes. The addition of ozone to the cleaning solvent prevents the establishment of bacteria or fungi colonies in a dry cleaning machine.
Claims
exact text as granted — not AI-modified1 . A method for dry cleaning textiles comprising the steps of:
pumping a solvent with a solvent pump; adding ozone to the solvent; washing said textiles with a solvent; drying said textiles using hot air; continuously measuring throughout the whole of said drying of said textiles, a concentration level of said solvent; measuring continuously throughout the whole of said drying of said textiles, a temperature of said drying hot air; and recovering said solvent after condensation.
2 . A dry cleaning apparatus comprising
a tank for a solvent; a first line connected to the tank; a solvent pump connected tot he first line; a second line connected to the solvent pump for receiving the output of the solvent pump; an injector attached to the second line for injecting ozone into the solvent; a third line connected to the injector for feeding ozone to the injector; a check valve connected to the third line; a fourth line connected to the check valve; an ozone generator connected to the fourth line; a drum for cleaning clothes connected to the second line.Join the waitlist — get patent alerts
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