Cementitious compositions containing interground cement clinker and zeolite
US7182137B2 · kind B2 · utility
76Cited by
74References
22Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 13, 2004 |
| Grant date | Feb 27, 2007 |
| Priority date | — |
| Expiry date | May 3, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/46
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Methods and compositions for wellbore treating fluids, especially cementitious compositions that include interground cement clinker and zeolite, with and without gypsum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.