Preparation of lithium carbonate from lithium chloride containing brines
US8741256B1 · kind B1 · utility
8Cited by
10References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 23, 2010 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Jun 6, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/50
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This invention relates to a method for the preparation of lithium carbonate from lithium chloride containing brines. The method can include a silica removal step, capturing lithium chloride, recovering lithium chloride, supplying lithium chloride to an electrochemical cell and producing lithium hydroxide, contacting the lithium hydroxide with carbon dioxide to produce lithium carbonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.