FIELD: hydrosystems operating under fire hazardous conditions. SUBSTANCE: claimed concentrate comprises (wt %): 20-30 mineral oil; 22-30 C12-C18 fatty acid alkanolamides; 4-10 polyglycols; 0.5-3.0 oxyethylated alkyloxybenzene derivatives; 14-24 alkanol amines-boric acid reaction product; 1-5 alkylphosphoric acid; 0.05-0.15 benzotriazole; and the water balance. EFFECT: higher service properties, namely tribotechnical and anticorrosion properties and bioresistance of the working liquid. 3 cl, 4 tbl
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Authors
Dates
1999-02-10—Published
1997-06-05—Filed