Viscoelastic wellbore treatment fluid
US7670995B2 · kind B2 · utility
2Cited by
40References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2001 |
| Grant date | Mar 2, 2010 |
| Priority date | — |
| Expiry date | Jul 11, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K23/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A viscoelastic wellbore treatment fluid comprises an effective amount of an oligomeric surfactant for controlling the viscoelasticity of the fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.