METHOD OF PREPARING PROTECTIVE ANTICORROSIVE COMPOSITION Russian patent published in 1997 - IPC

FIELD: corrosion protection. SUBSTANCE: method is designed for protecting vehicles, equipment, machines, mechanisms, including ships operated in high-humidity conditions, pipelines, metal garages, etc. Method consists in addition to exhausted tractor motor or transmission oil or their mixture in any proportion heated to 100 C of 10-30 g/l of poppy and/or nightshade plant juice, 10-100 g/l of goudron and/or pitch, and 1-20 g/l of colophony and/or oleoresin, whereupon mixture is kept at the same temperature for further 20-30 min. EFFECT: improved protection efficacy. 3 cl, 1 tbl