Light weight high temperature well cement compositions and methods
US6143069A · kind A · utility
187Cited by
23References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1998 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Jul 27, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S106/01
- WIPO fieldBasic materials chemistry
- 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.