Hydraulic alternating volumetric pumping system
US6203289A · kind A · utility
1Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 1998 |
| Grant date | Mar 20, 2001 |
| Priority date | — |
| Expiry date | Jun 9, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B43/00
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Pumping system for pumping fluids at low pressure comprising a pumping enclosure connected to a pipe 16 introducing the fluid to be pumped and a pipe 18 discharging the pumped fluid. The enclosure is connected to a pipe introducing a drive fluid and a reducer (P1, P2) of the drive fluid pressure transmitted to the pumped fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.