Subsea chemical injection pump
US6663361B2 · kind B2 · utility
14Cited by
11References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2001 |
| Grant date | Dec 16, 2003 |
| Priority date | — |
| Expiry date | Dec 17, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B17/042
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A chemical injection pump for injecting chemicals into subsea system at depths up to 10,000 feet is described which uses a minimum of moving parts by employing an actuator, for instance a solenoid, to power a double acting actuator rod and plungers thereon. The pump would generate low pressures and low fluid volumes, but be more durable and reliable than conventional rotating pumps operating under subsea conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.