device for mixing fresh raw material with water used for diluting fresh raw material in a paper or cardboard making machine and method for mixing fresh raw material with water used for diluting fresh raw material in a paper making machine or cardboard.

摘要

The invention concerns an equipment and a method in a paper or board machine for mixing fresh stock (M) with water (V) used for dilution of the fresh stock. At the point of mixing (K) of the dilution water (V) and the fresh stock (M) passed from the pipe ( 13 ), there is at least one such pipe portion as comprises a wave-shaped form in its connection in the cross section of the pipe.