Production of calcinable material
US4112035A · kind A · utility
4Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 1977 |
| Grant date | Sep 5, 1978 |
| Priority date | — |
| Expiry date | May 11, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B11/024
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Pelletizing damp gypsum to render the gypsum easily calcinable by a process in which the damp gypsum is agitated, and when moisture is observed at the surface of the forming pellets a dry powdered compound of calcium is added until the forming pellets are coated with the powdered compound to become free-flowing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.