Use of liquified compressed gases as a refrigerant to suppress cavitation and compressibility when pumping liquified compressed gases
US5214925A · kind A · utility
56Cited by
12References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1991 |
| Grant date | Jun 1, 1993 |
| Priority date | — |
| Expiry date | Sep 30, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S417/901
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Methods and apparatus for economically and effectively using a portion of a liquified compressed gas feedstock, such as liquid carbon dioxide, as a refrigerant to cool said liquified compressed gas feedstock so as to prevent cavitation and liquid compressibility when pumping such feedstock are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.