... b.National patents in this equipment c.no pollution d.Quality is best Fuel oil processing equipment Feasibility research report on ... refineries, chemical plants, fertilizer, urea plant, coking plant by-products (waste) such as: alcohol, sulfonated oil, naphtha, paraffin, benzene, naphthalene ... total quantity can achieve to the weight 90% of waste oil. Shangqiu Jinyuan Machinery Equipment Co., Ltd