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2 057 184

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Application

94015143/12, 1994-04-26

(22)

Actual filing date

1994-04-26

(45)

Published

1996-03-27

(72)

Inventor

Beljaev A.L.Bogatyrev V.A.Romanovich T.A.Sid'Ko R.P.Shtutsa M.G.

(73)

Holder

Proizvodstvennoe Ob"Edinenie Mekhanicheskij Zavod"

METHOD FOR PRODUCTION OF TITANIUM TANNING AGENT FOR LEATHER Russian patent published in 1996 - IPC

Abstract RU 2057184 C1

FIELD: production of mineral tanning agent. SUBSTANCE: method involves preparing of origin solution of titanyl sulfate, 8-36 g/l of ammonium chloride being added into it. The process is followed by mixing and cooling said solution, by salting out ammonium sulfotitanyl with the help of ammonium sulfate, crystallization, filtration thus prepared suspension and treatment of precipitate. Origin solution diluted by mother solution being obtained after filtration of desired tanning agent till titanium concentration is 80-120 g/l is used as mentioned above ammonium chloride. EFFECT: improves efficiency of method. 2 cl, 2 tbl

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RU 2 057 184 C1

Authors

Beljaev A.L.

Bogatyrev V.A.

Romanovich T.A.

Sid'Ko R.P.

Shtutsa M.G.

Dates

1996-03-27—Published

1994-04-26—Filed

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