Cement compositions and methods for high temperature wells containing carbon dioxide
US6332921A · kind A · utility
152Cited by
25References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2000 |
| Grant date | Dec 25, 2001 |
| Priority date | — |
| Expiry date | Aug 9, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S264/49
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides light weight high temperature well cement compositions and methods. The compositions are basically comprised of calcium aluminate, ASTM class F fly ash and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.