Processing method
US11305990B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 27, 2018 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Oct 31, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2209/212
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention has as its object the provision of a processing method that can perform a sterilization process and a deodorization process utilizing ozone with high efficiency, without humidification of a target object.A processing method of the present invention includes obtaining an ozone-containing gas by irradiating an ozone material gas with ozone generation light that does not include light in an ozone decomposition wavelength range and does include light having a wavelength of not more than 200 nm; and exposing a target object to the obtained ozone-containing gas in a low humidity condition having a relative humidity of not more than 55% to process the target object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.