A Method of Converting Tribasic Phospate of Lime into Monobasic Phospate of Lime and Oxide of Calcium amp; subsequent Separation of the Two

摘要

13,882. Walkey, M. June 18. No Patent granted (Sealing fee not paid). Calcium phosphate; lime.-Tri-calcium phosphate is mixed with sawdust and coal and the mixture is calcined ; mono-calcium, meta-phosphate and lime are thus produced and are separated from the cooled product in a centrifugal separator. According to the Provisional Specification, the phosphate, lime, and impurities are discharged separately.