L. V. Dyakova
I.V. Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials of Kola Scientific Center of RAS (IST KSC RAS)
Russian Federation

Dyakova L.V. – Cand. Sci. (Eng.), Senior researcher 

184209, Murmansk region, Apatity, Akademgorodok, 26a

A. G. Kasikov
I.V. Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials of Kola Scientific Center of RAS (IST KSC RAS); Apatity Branch of the Murmansk State Technical University
Russian Federation

Kasikov A.G. – Cand. Sci. (Chem.), Head of the laboratory «Development and implementation of chemical technology processes»;  Associate professor of the Department of chemistry and building materials science

184209,  Murmansk region, Apatity, Akademgorodok, 26a

M. V. Jeleznova
Apatity Branch of the Murmansk State Technical University
Russian Federation

Jeleznova M.V. – Master’s student