WASHING METHOD Russian patent published in 2003 - IPC

FIELD: services industry, in particular, washing of linen in drum-type machines. SUBSTANCE: method involves charging linen into perforated drum; supplying water into tank; providing washing solution; heating washing solution and treating linen in several stages by reversing direction of rotation of drum; at first stage using washing solution comprising wetting agent. Washing is carried out in two steps: first step involves providing washing solution by sequential adding into water of wetting agent, liquid detergent and sodium hypochlorite at temperature of washing solution not in the excess of 45 C; second step involves using water having temperature of from 55 C to 70 C with following heating thereof to temperature exceeding 70 C but below 100 C; providing washing solution by simultaneously adding liquid washing solution and wetting agent into water with following sequential adding of oxygen whitener and hydrogen peroxide stabilizer. EFFECT: reduced consumption of pure water and elimination of manual labor. 1 tbl