Method of improving the biocidal efficacy of dry ice
US7174744B2 · kind B2 · utility
1Cited by
12References
3Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 31, 2003 |
| Grant date | Feb 13, 2007 |
| Priority date | — |
| Expiry date | Oct 24, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B32/55
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A manufactured dry ice product containing ozone entrapped or absorbed on said dry ice. The dry ice product can be used to chill and preserve food products and provides the added benefit of ozonation of the food product to kill bacteria. Novel processes for ozonating liquid and solid CO2 are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.