首页>
外国专利>
process for the catalytic oxidation of divalent iron and trivalent iron in pickling for stainless steels containing hydrochloric acid and / or its mixtures with other organic and inorganic acids.
process for the catalytic oxidation of divalent iron and trivalent iron in pickling for stainless steels containing hydrochloric acid and / or its mixtures with other organic and inorganic acids.
