Treatment fluids comprising diutan and associated methods
US7960315B2 · kind B2 · utility
56Cited by
27References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2007 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Nov 10, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/68
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Methods are provided that include a method comprising providing a acidic treatment fluid that comprises a base fluid, an acid composition, and a gelling agent that comprises clarified diutan; and introducing the acidic treatment fluid into at least a portion of a subterranean formation. In some embodiments, the acidic treatment fluid may be allowed to interact with a component of the subterranean formation so that the component is at least partially dissolved. In some embodiments, the acidic treatment fluid may be introduced into a pipeline. Additional methods are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.