Method for preserving Ziziphus jujuba
US9565864B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 29, 2014 |
| Grant date | Feb 14, 2017 |
| Priority date | — |
| Expiry date | May 30, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA23B7/16
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A method for preserving Ziziphus jujuba, including: 1) preservation treatment of the Ziziphus jujuba harvested by a) fumigation and b) soaking the Ziziphus jujuba in a liquid preservative at room temperature; 2) air-drying the soaked Ziziphus jujuba and placing it into polyethylene bags, and then placing the Ziziphus jujuba into an inner atmosphere of a jacketed cold and controlled atmosphere storage warehouse and cooling it at 4° C. for 24-48 hours; and after slowly reducing the temperature of the inner atmosphere to −3.0±0.1° C. over a period of 6 days, closing off the inner atmosphere and controlling its composition. During the cooling step, air is circulated between the inner atmosphere and the outer atmosphere of the jacketed cold and controlled atmosphere storage warehouse.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.