Patent ID: 9181103
Filing Date: 2015-11-10
Classification: C01F,C04B,D21H

Abstract:
1. A method for production of milk of lime in an in-line production process of precipitated calcium carbonate (PCC) arranged in connection with a fibrous web machine, the method comprising: comminutating quick lime in a comminuting apparatus which forms a first part of a slaking apparatus; feeding water to the comminuting apparatus to form a slurry of comminuted quick lime and water; feeding the slurry of the comminuted quick lime and the water to a second part of the slaking apparatus; adding water to the second part of the slaking apparatus; slaking the comminuted quick lime in the second part of the slaking apparatus at a temperature of at least 80 degrees Celsius to produce milk of lime; cleaning the milk of lime by separating oversize particles and agglomerates; wherein