PREPARATION OF RARE EARTH METALS WITH DOUBLE SALTS
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United States of America
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Mar 6, 2025
app pub date -
Aug 28, 2024
filing date -
Aug 28, 2024
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Abstract
Disclosed are embodiments of a method for producing a rare earth metal from a metallothermic reaction of a reductant metal and a double salt of the rare earth metal. The double salt of rare earth metal can be prepared from an alkali halide and a salt of the rare earth metal at room temperature over a time period of 2 hours of less without the requirement to use hydrofluoric acid.
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