Processes for preparation of compositions comprising potassium chloride
US8158098B2 · kind B2 · utility
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8References
27Claims
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Key dates
| Filing date | Jun 22, 2010 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Jun 22, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01F11/46
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Provided herein are processes for obtaining sylvinite and/or sylvite from sea water, sea bitterns and/or sea salts. The processes comprise reacting sea water, sea bitterns and/or sea salts with calcium hydroxide and/or calcium oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.