Storage device
US11445740B2 · kind B2 · utility
0Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2017 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Dec 7, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2317/041
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention provides a storage device, including: a box body, a gas separator, and a gas extractor, wherein the gas extractor is communicated with the gas separator. The storage device of the present invention may form a nitrogen-rich and oxygen-deficient atmosphere beneficial to food freshness preservation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.