Multiple circuit cryogenic liquefaction of industrial gas
US6105388A · kind A · utility
20Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1998 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Dec 30, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25J2215/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for more efficiently cooling and liquefying industrial gas wherein refrigeration for the cooling and liquefaction is generated using first and second defined multicomponent refrigerant fluids in separate refrigeration circuits to cover a wide temperature range from ambient to cryogenic temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.