A procedure for the neutralization with ammonia of dissolutions or fusions of calcium nitrate containing acid phosphate (Machine-translation by Google Translate, not legally binding)

摘要

Process for the neutralization with ammonia of solutions or fusions of calcium nitrate containing acid phosphate after which the sediment originated by this neutralization is separated in the known manner for example by filtering the solution or fusion with the characteristic that the neutralization is executed continuously in which the ph value of liquid in which the ammonia is introduced is maintained during the neutralization at or between the values 4 and 5. (Machine-translation by Google Translate, not legally binding)