FIELD: metalworking. SUBSTANCE: biologically affected aqueous lubricating fluids with affection degree exceeding allowable rate, for example, 106 bacteria/ml but having resource of process additives large enough are heated to 95-120 C and kept at this temperature for 0.5-3.0 h. Such treatment can be more than once repeated with no loss in quality of additives. Method is fit for fluids used for cutting metals. EFFECT: simplified procedure. 2 cl, 1 tbl
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Authors
Dates
1998-04-27—Published
1993-04-19—Filed