| abstract |
manufacturing method of drawn steel products. Method of fabrication of drawn steel products following the conformation of the steel product in an installation, but prior to subsequent treatment of the product, where the steel product is contaminated with oils and at least one of suspended and dissolved organic and inorganic particles in oils, characterized in that the burners emit exhaust gases (4) that interact directly with the product surface (1), that the burners act with an oxidant containing at least 80% by weight of oxygen, where the oils (2) ) in said products (1) are vaporized and burned, and the exhaust gases (4) interact with the surface of the steel product (1) at a speed sufficiently high to remove any organic or inorganic particles from the surface of the steel product. . |