Preparation of lithium carbonate from lithium chloride containing brines
US9034294B1 · kind B1 · utility
44Cited by
57References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 14, 2012 |
| Grant date | May 19, 2015 |
| Priority date | — |
| Expiry date | Sep 14, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/80
- WIPO fieldChemical engineering
- 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.