Research on Dihydrate Calcium Sulphate Crystallization during the Production of Phosphoric Acid by Wet Process
Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=52190#.VIj_tMnQrzE Author(s) Huirong Du 1,2 , Anyin Chen 1,2* , Li Yang 1 Affiliation(s) 1 Department of Chemistry and Chemical Engineering, Sichuan University of Arts and Science, Dazhou, China . 2 Key Laboratory of Exploitation and Study of Distinctive Plants in Education Department of Sichuan Province, Sichuan University of Arts and Science, Dazhou, China . ABSTRACT Simulate the production of phosphoric acid by wet process is conducted in batch experiments facilities by adopting phosphorus concentrate as raw material from Wengfu, Dazhou city, with a view to study sulfuric acid concentration, reaction time, crystallization temperat...