Methods for presevation of foodstuffs
US5034235A · kind A · utility
86Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1989 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Jun 8, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA23B2/50
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
Methods 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.