Additives for high alumina cements and associated methods
US7740066B2 · kind B2 · utility
6Cited by
53References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2008 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Sep 4, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention includes methods and compositions that include a composition comprising a high alumina cement; a salt comprising at least one salt selected from the group consisting of an acidic salt, a neutral salt, and a low basicity salt; and a swellable clay; and methods of using that composition in subterranean formations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.