Pump motor protector with redundant shaft seal
US8807966B2 · kind B2 · utility
7Cited by
20References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2008 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Dec 6, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/106
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An electric submersible pump device having a motor part, a pump part, and a protector part. The protector part includes redundant shaft seal parts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.