METHOD OF GYPSUM-SAWDUST PLATE AND BLOCK MAKING Russian patent published in 1997 - IPC

Abstract RU 2100320 C1

FIELD: building industry. SUBSTANCE: gypsum-sawdust plates were made by dosing and stirring components followed by hardening. In the process of making articles were impregnated with sulfur for 5-15 min at 120-135 C. EFFECT: increased strength and waterproofing. 1 tbl

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RU 2 100 320 C1

Authors

Khrulev V.M.

Dornostup S.B.

Petjakshin I.A.

Zhuravlev I.G.

Dates

1997-12-27—Published

1992-08-07—Filed