Invert emulsion carrier fluid and oil-wetting agent and method of using same
US7803743B2 · kind B2 · utility
4Cited by
49References
51Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2006 |
| Grant date | Sep 28, 2010 |
| Priority date | — |
| Expiry date | Aug 28, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/925
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A gravel packing fluid and method for gravel packing a wellbore using a gravel packing fluid comprising an invert emulsion comprising oil as an external phase, clear brine as an internal phase, and a quantity of emulsifier effective to produce a stable invert emulsion, the external phase of the gravel packing fluid further comprising gravel wetting agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.