METHOD OF PURIFYING LOW-GRADE GALLIUM Russian patent published in 1997 - IPC

Abstract RU 2087573 C1

FIELD: nonferrous metallurgy. SUBSTANCE: in a method wherein gallium melt is filtered through porous barrier, it is additionally, one to ten times, passed through grainy sorbent bed: silica gel, zeolite, alumina gel. Metal being purified to sorbent ratio is no higher than 500. EFFECT: increased purification degree. 3 cl, 6 tbl

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RU 2 087 573 C1

Authors

Askhadullin R.Sh.

Lavrova O.V.

Martynov P.N.

Sysoev Ju.M.

Dates

1997-08-20—Published

1995-12-19—Filed