Resin coated aluminum
US4328038A · kind A · utility
8Cited by
10References
8Claims
0Family size
Assignee
Key dates
| Filing date | Nov 13, 1980 |
| Grant date | May 4, 1982 |
| Priority date | — |
| Expiry date | Nov 13, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An expansive additive for cement compositions is provided of the type used in cementing oil and gas well bores. Aluminum particles are coated with a gasoline and water insoluble wood resin to provide added control over the nature and extent of gas generation in the slurry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.