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2 096 005

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Application

94025803/13, 1994-07-12

(22)

Actual filing date

1994-07-12

(45)

Published

1997-11-20

(72)

Inventor

Velichko Boris Afanas'Evich[Ru]Abramova Galina Vasil'Evna[Ru]Shutova Lidija Aleksandrovna[Ru]Mann Klaus Gjunter[De]

(73)

Holder

Velichko Boris Afanas'Evich

METHOD OF PRODUCING SORBENT FOR TOBACCO FOAM COMPONENTS Russian patent published in 1997 - IPC

Abstract RU 2096005 C1

FIELD: applied ecology, sorbents. SUBSTANCE: polysaccharide raw is boiled for 1-5 h in mixture containing ortho-phosphoric acid, dimethylformamide and urea, washed up to neutral pH value, dried, milled and mixed with filling agent at ratio = (1:1)-(1:99). EFFECT: improved method of producing, enhanced effectiveness of sorbent. 3 cl, 1 tbl

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RU 2 096 005 C1

Authors

Velichko Boris Afanas'Evich[Ru]

Abramova Galina Vasil'Evna[Ru]

Shutova Lidija Aleksandrovna[Ru]

Mann Klaus Gjunter[De]

Dates

1997-11-20—Published

1994-07-12—Filed

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