Acidic treatment fluids comprising scleroglucan and/or diutan and associated methods
US7621334B2 · kind B2 · utility
75Cited by
283References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2005 |
| Grant date | Nov 24, 2009 |
| Priority date | — |
| Expiry date | Sep 3, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/90
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
In one embodiment, a method is provided comprising: providing an acidic treatment fluid that comprises a gelling agent that comprises an aqueous base fluid, an acid, and a gelling agent that comprises scleroglucan and/or diutan; and introducing the acidic treatment fluid into a subterranean formation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.