UDC 669.054:669.27/.29
G. Коlоbоv (1), professor, c.t.s.
V. Panov (2), professor, d.t.s.
Т. Кritskaya (1), professor, d.t.s
А. Каrpenko (1), assistant
Yu. Моsejko (1), associate professor, c.p.s.
V. Оchinskij (1), senior teacher

RECEIPT OF RARE-EARTH METALS AND THEIR COMPOUNDS OF
CLEANNESS HIGH DEGREE
(1) Zaporozhe state engineering academy, Ukraine
(2) National research technological university «MISandA», Moscow, Russia
Different methods are considered affinage (chemical, electrochemical, vacuum,
crystalphysical, complex), used for cleaning of rare-earth metals and their compounds
from admixtures.
Keywords: scandium, yttrium, lanthanum, lanthanides, methods of affinage, degree
of cleanness
RECEIPT OF RARE-EARTH METALS AND THEIR COMPOUNDS OF
CLEANNESS HIGH DEGREE