... is an important pillar of the national economy. Petroleum products, the blood is known as the national economy. However ... of oil refineries, chemical plants, fertilizer, urea plant, coking plant by-products (waste) such as: alcohol, sulfonated oil, naphtha, paraffin, benzene ... pyrolysis under suitable temperature, waste oil and mineral oil products can reach the effect of splitting.2. After pyrolysis, ...