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Application

2004111773/02, 2004-04-20

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Start date

2004-04-20

(22)

Actual filing date

2004-04-20

(45)

Published

2005-07-20

(72)

Inventor

Andreev V.G.Gonchar A.V.Letjuk L.M.Men'Shova S.B.Travnikov N.V.

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Institut Stali I Splavov" Universitet)

METHOD FOR DRYING AQUEOUS SUSPENSION OF CHARGE OF MANGANESE- ZINC FERRITE IN CYLINDER DRYER Russian patent published in 2005 - IPC

Abstract RU 2256532 C1

FIELD: powder metallurgy, namely manufacture of ferrites.

SUBSTANCE: method is designed for increasing thickness of suspension layer stuck onto surface of shaft and enhancing efficiency of cylinder dryer. Method comprises steps of wet grinding of mixture of Fe₂O_3,Mn₃O₄, ZnO; drying prepared suspension at presence of poly-acrylic acid; adding poly-acrylic acid to suspension having humidity degree 40 mass % in quantity 0.05 -1.0 mass %; realizing drying process in cylinder dryer.

EFFECT: enhanced efficiency of cylinder dryer.

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RU 2 256 532 C1

Authors

Andreev V.G.

Gonchar A.V.

Letjuk L.M.

Men'Shova S.B.

Travnikov N.V.

Dates

2005-07-20—Published

2004-04-20—Filed