Production of high purity precipitated calcium carbonate . The invention claimed is 1. A product obtained by the process comprising the steps of a) providing and calcining a calcium carbonate comprising material to obtain a reaction product comprising calcium oxide b) slaking the reaction product obtained from step a) with an aqueous ammonium chloride …
حقوق النشر © 2023.CDM كل الحقوق محفوظة.خريطة الموقع