Low-temperature storage plant with a nitrogen withdrawal apparatus
US11530862B2 · kind B2 · utility
0Cited by
9References
4Claims
0Family size
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Inventor
Key dates
| Filing date | Oct 4, 2018 |
| Grant date | Dec 20, 2022 |
| Priority date | — |
| Expiry date | Dec 31, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D29/001
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A storage plant for storing objects at the temperature of liquid nitrogen comprises a plurality of storage tanks arranged in a cooled chamber. A nitrogen withdrawal apparatus is provided to carry off evaporated nitrogen directly from the storage tanks before it can enter the chamber. The pressure in the storage tanks is kept below the pressure in the chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.