Methods of cementing and spent cracking catalyst-containing cement
US10040986B2 · kind B2 · utility
5Cited by
5References
18Claims
0Family size
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Key dates
| Filing date | Aug 5, 2013 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Feb 4, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cement composition and method for well treatment employing the cement composition that is effective at achieving zonal isolation, controlling gas migration, preventing corrosive conditions and sustaining wellbore integrity during drilling or construction of boreholes in such subterranean formations. The cement composition includes spent cracking catalyst from oil cracking processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.