TRIFLUORIDE OF RARE EARTHS WITH NEW MORPHOLOGICAL CHARACTERISTICS AND THEIR PROCEDURE FOR OBTAINING.

摘要

THE PRESENT INVENTION IS ABOUT A RARE EARTH TRIFLUORIDE WITH NEW MORPHOLOGICAL CHARACTERISTICS. IT ALSO REFERS TO THE PROCEDURE FOR THE OBTAINING OF SUCH TRIFLUORIDE, WHICH IS CHARACTERIZED BY THE FACT THAT A RARE AQUEOUS EARTH SALT DISSOLUTION IS REACTED WITH A DISSOLUTION OF AMMONIUM FLUORIDE, IT IS SEPARATED BY A FORMED SOMETHING. THERMAL. THE RARE EARTH FLUORIDE OF THE INVENTION PRESENTS A FINE AND MONODISPERSED GRANULOMETRIC DISTRIBUTION.