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2 574 690

(13)

(51)

IPC

C22B1/00(2006-01-01)

B02C23/06(2006-01-01)

B03B7/00(2006-01-01)

(21) (22)

Application

2014147762/13, 2014-11-26

(24)

Start date

2014-11-26

(22)

Actual filing date

2014-11-26

(45)

Published

2016-02-10

(72)

Inventor

Litvinova Natal'Ja MikhajlovnaRasskazova Anna VadimovnaBogomjakov Roman VladimirovichProkhorov Konstantin Valer'EvichVylegzhanina Ekaterina VladimirovnaGurman Margarita Anatol'Evna

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Uchrezhdenie Nauki Institut Gornogo Dela Dal'Nevostochnogo Otdelenija Rossijskoj Akademii Nauk Dvo Ran)

METHOD OF CRUSHING OF FERROMANGANESE ORE WITH COMPLEX COMPOSITION Russian patent published in 2016 - IPC C22B1/00 B02C23/06 B03B7/00

Abstract RU 2574690 C1

FIELD: mining.

SUBSTANCE: hematite-braunite and magnetite types of ferromanganese ore are separately crushed in a jaw crusher. The ores are separately crushed within 30 minutes in a planetary mill with the addition of a dispersing agent. The dispersing agent is a 1% solution of magnesium chloride with S:L ratio as 1:1.

EFFECT: invention improves the efficiency of unlocking and decrease of the slime fraction in crushed ore.

2 dwg

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RU 2 574 690 C1

Authors

Litvinova Natal'Ja Mikhajlovna

Rasskazova Anna Vadimovna

Bogomjakov Roman Vladimirovich

Prokhorov Konstantin Valer'Evich

Vylegzhanina Ekaterina Vladimirovna

Gurman Margarita Anatol'Evna

Dates

2016-02-10—Published

2014-11-26—Filed