Liquid ring pumps with automatic control of seal liquid injection
US6558131B1 · kind B1 · utility
4Cited by
8References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2001 |
| Grant date | May 6, 2003 |
| Priority date | — |
| Expiry date | Jun 29, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C19/004
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A liquid ring pump system includes structure configured to automatically and actively vary the amount of seal liquid injected into the sweep of the pump (in order to boost gas discharge pressure) based on one or more variable operating parameters of the pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.