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Application filed by Микола Євгенович Маринич, Олександр Юліанович КонопляникfiledCriticalМикола Євгенович Маринич
Priority to UAU201414211UpriorityCriticalpatent/UA99830U/en
Publication of UA99830UpublicationCriticalpatent/UA99830U/en
Method for cement-sand mixture production comprises sand with portland cement, water and technical lignosulfonate mixing. Lignosulfonate before introduction into the activation mixture is subjected to electrolysis until the pH of 6 ... 10 depending on its concentration in the mixture in the range 0.2-0.5%.