Tandem seal arrangement with reverse flow secondary seal
US8313281B2 · kind B2 · utility
2Cited by
39References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 8, 2009 |
| Grant date | Nov 20, 2012 |
| Priority date | — |
| Expiry date | Feb 22, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/008
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A process fluid communication system includes a fluid source in communication with a process seal and a gearbox seal to communicate a pumping medium into a turbomachinery housing and a gearbox housing through the process seal and the gearbox seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.