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Application

98119421/03, 1998-10-27

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Start date

1998-10-27

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Actual filing date

1998-10-27

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Published

2000-06-10

(72)

Inventor

Ivanova V.A.Mitrofanova G.V.Shlykova G.A.

(73)

Holder

Gornyj Institut Kol'Skogo Nauchnogo Tsentra Ran

COLLECTOR FOR FLOTATION OF PHOSPHATE ORES Russian patent published in 2000 - IPC

Abstract RU 2150330 C1

FIELD: ore dressing. SUBSTANCE: nitrogen-containing monoderivatives of alkenylsuccinic acids with general formula: HOOC-CHR-CH2-CO(NY)-X, wherein R is straight or branched C8-C20- alkenyl, X hydrogen or methyl, Y hydrogen or straight or branched C1-C7- alkyl, hydroxyl, or beta-hydroxyethyl are used as collectors for flotation of phosphate ores, in particular those containing apatite. EFFECT: enhanced flotation activity. 1 tbl

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RU 2 150 330 C1

Authors

Ivanova V.A.

Mitrofanova G.V.

Shlykova G.A.

Dates

2000-06-10—Published

1998-10-27—Filed

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