首页>
外国专利>
An apparatus for carrying out the electrolytic regeneration of the in the purification of gases through oxidation of the hydrogen sulfide with ferri cyan potassium to sulfur resulting ferroelectric cyan potassium
An apparatus for carrying out the electrolytic regeneration of the in the purification of gases through oxidation of the hydrogen sulfide with ferri cyan potassium to sulfur resulting ferroelectric cyan potassium