Method and apparatus for cooling an aqueous liquid
US6145321A · kind A · utility
1Cited by
3References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 1999 |
| Grant date | Nov 14, 2000 |
| Priority date | — |
| Expiry date | Jul 7, 2019 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D3/10
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A method of cooling an aqueous liquid, which method comprises the steps of: PA1 a) placing said aqueous liquid in a vessel; PA1 b) reducing the pressure in said vessel to cause said aqueous liquid to boil; PA1 c) condensing at least some of the liquid in the vapour created as said aqueous liquid boils by heat exchange with a liquid cryogen; and PA1 d) using vapour from said liquid cryogen to at least assist in step (b).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.