Тhe manufacture of phosphoric acid extraction

Course work in discipline "Constructional materials technology of inorganic substances" on "Тhe manufacture of phosphoric acid extraction" Explanatory note 20 p., 2 fig. 4 link. The physical and chemical bases of extraction phosphoric acid production, presented technological scheme of the process. The above drawing flowsheet. The choice of structural materials, equipment and technological equipment. METHOD EXTRACTION, EXTRACTOR, PULP, PHOSPHOGYPSUM, PHOSPHORIC ACID Extractor is a reinforced concrete rectangular device with a flat bottom. Inside he lined a two layer silicate acid and carbon bricks. The hood extractor and mixers are made of stainless steel 06ХН28МДТ. For vacuum evaporator should be used 08Х22Н6T alloy steel. In the vacuum filter used 06ХН28МДT alloy steel, 08Х21Н6M2T or 10Х17Н13M2T. Vacuum receiver made of alloy steel or 08Х22Н6T 10Х17Н13M2T. Collection filtrates made of stainless steel 08Х22Н6T. The pump is made of stainless steel Х23Н28M3Д3TЛ.