a feasibility study of the project was completed, on the basis of which the purpose and objectives of the diploma project were determined; Based on literary and patent sources, an analysis of existing methods and means for the regeneration of used oils was carried out; technology for regeneration of used oils has been developed; a waste oil regeneration section was designed; selection of technological equipment for the oil regeneration plant was carried out, a waste oil regeneration section was designed; selection of technological equipment for an oil regeneration plant was carried out; The design of a device for oil purification has been developed; the design of a container for collecting purified oil has been developed; calculations were made of the main parts included in the structure; measures have been developed for safety and environmental friendliness during the operation of technological equipment at the waste oil regeneration site; economic calculations completed