Methods for preservation of foodstuffs
US4871559A · kind A · utility
114Cited by
12References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1988 |
| Grant date | Oct 3, 1989 |
| Priority date | — |
| Expiry date | Apr 28, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B55/16
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
Methods and apparatus for food product preservation by inactivation of microorganisms and/or enzymes by applying pulses of very intense, very short duration pulses of light in the visible and near visible frequencies to the surface of food products to be preserved. Also disclosed are packaging methods and apparatus utilizing such intense, short pulses of polychromatic, incoherent light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.