Fibre and particle flow potential measurement unit for paper manufacture has measurement cell with integrated vacuum pumps separately connected to vacuum vessels

摘要

a" A fibre and particle flow potential measurement unit has a measurement cell (8) with sieve (9) and electrode (15, 16) and a suction tube (10) with integrated vacuum pumps (1, 22) each separately connected to vacuum vessels (4, 5) that are connected through intermediate valves (18, 19) to vacuum pumps (17).