Process and device for room cooling
US4164127A · kind A · utility
3Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 2, 1977 |
| Grant date | Aug 14, 1979 |
| Priority date | — |
| Expiry date | Jun 2, 1997 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D3/10
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
Rooms are cooled by water circulating radiators of a heating installation by utilizing liquid nitrogen to cool the water flowing through the radiators or by circulating cold gaseous nitrogen through the radiators after draining the water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.