Production of lithium compounds directly from lithium...

Chemistry of inorganic compounds – Halogen or compound thereof – Binary compound containing metal

Reexamination Certificate

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C423S158000, C423S166000, C423S179500

Reexamination Certificate

active

06921522

ABSTRACT:
Methods and apparatus for the production of low sodium lithium carbonate and lithium chloride from a brine concentrated to about 6.0 wt % lithium are disclosed. Methods and apparatus for direct recovery of technical grade lithium chloride from the concentrated brine are also disclosed.

REFERENCES:
patent: 4271131 (1981-06-01), Brown et al.
patent: 4588565 (1986-05-01), Schultze et al.
patent: 6048507 (2000-04-01), Amouzegar et al.

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