Compacted granular potassium chloride, and method and apparatus for production of same
US7727501B2 · kind B2 · utility
9Cited by
22References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2004 |
| Grant date | Jun 1, 2010 |
| Priority date | — |
| Expiry date | Nov 4, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01D3/22
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Apparatus and method are disclosed for the production of compacted granular potassium chloride with improved handling qualities. A binding ingredient such as sodium hexametaphosphate is blended with the potassium chloride feed material in advance of compaction. The product of this apparatus and method has improved handling, storage, strength and other qualities over compacted granular potassium produced using prior art methods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.