Calcium oxide product and method for making same
US6803105B1 · kind B1 · utility
1Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2002 |
| Grant date | Oct 12, 2004 |
| Priority date | — |
| Expiry date | Jul 27, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention concerns a product based on calcium oxide in the form of rough grains, comprising a protective film coating the grains, based on at least a film-forming compound, which is solid at room temperature and which, when applied on the grains, is in solution or in emulsion in a vaporable aqueous phase. The invention also concerns a method for making said product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.