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2 552 238

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(51)

IPC

C04B28/14(2006-01-01)

C04B11/00(2006-01-01)

(21) (22)

Application

2014105902/03, 2014-02-18

(24)

Start date

2014-02-18

(22)

Actual filing date

2014-02-18

(45)

Published

2015-06-10

(72)

Inventor

Veselov Aleksandr Vasil'EvichKrishan Anatolij Leonidovich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Tekhnicheskij Universitet Im. G.I. Nosova"

MIXTURE FOR GAS-GYPSUM PRODUCTION Russian patent published in 2015 - IPC C04B28/14 C04B11/00

Abstract RU 2552238 C1

FIELD: chemistry.

SUBSTANCE: mixture contains semiaqueous gypsum, wood sawdust, and sulphuric acid with content of acid 45-50% and water with the following ratio, wt %: semiaqueous gypsum 54-56, sawdust 3.4-3.5, sulphuric acid 1.35-1.4, water - the remaining part.

EFFECT: reduction of production costs, regulation of gas-gypsum volume weight.

2 cl, 1 tbl

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RU 2 552 238 C1

Authors

Veselov Aleksandr Vasil'Evich

Krishan Anatolij Leonidovich

Dates

2015-06-10—Published

2014-02-18—Filed