Emulsifier free oil-based wellbore fluid
US8193124B2 · kind B2 · utility
6Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2009 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Feb 21, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/91
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A wellbore fluid that includes an oleaginous base fluid; and a silanated weighting agent is disclosed. In particular, the silanated weighting agents may be produced by reaction between an alkyl alkoxy silane and a weighting agent Methods of formulating such fluids and methods of drilling using such fluids are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.