Cementitious compositions and methods
US5458195A · kind A · utility
155Cited by
13References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1994 |
| Grant date | Oct 17, 1995 |
| Priority date | — |
| Expiry date | Sep 28, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides improved cementitious compositions which can include drilling fluid as a component thereof and methods of cementing wells utilizing such compositions. The compositions are basically comprised of a cementitious material, water, a hardenable resinous material and optionally, drilling fluid in an amount up to about 70% by volume of the cementitious material in the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.