26.
(11) Patent number: 2145523
(46) Date of publication: 20.02.2000
(51) Int. Cl.7: B 03 B 5/10, B 03 C 1/00
(21) Application number: 97117785/03
(22) Application date: 28.10.1997
(71) Applicant:
Institut gornogo dela Severa SO RAN
(72) Inventor:
Matveev A.I.,
Chikidov A.I.,
Vinokurov V.P.
(73) Proprietor:
Institut gornogo dela Severa SO RAN
(98) Mail address:
677891 Jakutsk, pr.Lenina 43, IGDS SO RA
(54) METHOD OF MINERALS JIGGING
(57)
FIELD: jigging processes of concentration of rock sand fine fractions by gravity; applicable in concentration of gold-containing ores and alluvial deposits. SUBSTANCE: method includes supply of initial material, formation of natural bed, material gravity separation, setting up of permanent or travelling magnetic field in working zone of jigging process for formation of natural bed from magnetic materials. EFFECT: increased degree of reduction of initial material and concentration with preservation of general level of recovery, considerably simplified process of further finishing of obtained concentrates. 3 cl, 2 dwg.
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