Split stream oilfield pumping systems
US8336631B2 · kind B2 · utility
105Cited by
16References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2011 |
| Grant date | Dec 25, 2012 |
| Priority date | — |
| Expiry date | Sep 19, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/267
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form said oilfield fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.