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2 095 312

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Application

96118765/25, 1996-09-12

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Actual filing date

1996-09-12

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Published

1997-11-10

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Inventor

Volkov Sergej VlasovichMikhajlov Sergej NikolaevichTrukshin Igor' GeorgievichMironenko Andrej BorisovichShapoval Natal'Ja ValentinovnaUklonskij Igor' PetrovichDenisenkov Vladimir Fedorovich

(73)

Holder

Volkov Sergej VlasovichMikhajlov Sergej NikolaevichTrukshin Igor' GeorgievichMironenko Andrej BorisovichShapoval Natal'Ja ValentinovnaUklonskij Igor' PetrovichDenisenkov Vladimir Fedorovich

METHOD OF PREPARING COAGULATING AGENT BASED ON ALUMINIUM MIXED SALTS Russian patent published in 1997 - IPC

Abstract RU 2095312 C1

FIELD: chemical technology, inorganic chemistry. SUBSTANCE: aluminium hydroxide is treated with sulfuric and hydrochloric acid aqueous solutions at heating and stirring followed by exposition of the obtained mixture at 100-120 C for 0.5-1.0 h. Aluminium hydroxide, sulfuric and hydrochloric acid and water were taken at the following mole ratio: Al(OH)3 : : H2SO4 : HCl : H2O = 1:1:(0.1-1.0):(5.5-6.5), respectively. EFFECT: improved method of preparing. 1 tbl

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RU 2 095 312 C1

Authors

Volkov Sergej Vlasovich

Mikhajlov Sergej Nikolaevich

Trukshin Igor' Georgievich

Mironenko Andrej Borisovich

Shapoval Natal'Ja Valentinovna

Uklonskij Igor' Petrovich

Denisenkov Vladimir Fedorovich

Dates

1997-11-10—Published

1996-09-12—Filed

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