Method for preserving fresh cut flowers or plant cuttings
US5203138A · kind A · utility
3Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1990 |
| Grant date | Apr 20, 1993 |
| Priority date | — |
| Expiry date | Dec 12, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S47/11
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for preserving fresh cut flowers or plant cuttings, which entails: PA0 a) subjecting said fresh cut flowers or plant cuttings to a gas mixture containing about 80% to about 98% N.sub.2 O, about 2% to about 20% O.sub.2, with the remainder being N.sub.2 under refrigeration, and PA0 b) subjecting said fresh cut flowers or plant cuttings to a gas mixture containing about 50 to about 80% N.sub.2 O, and a minimum of about 20% O.sub.2, with the remainder being N.sub.2 ; or subjecting said fresh cut flowers or plant cuttings to air at a temperature in the range of about 0.degree. C. to temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.