Process for operating a complete plant for the manufacture of paper, and a complete plant for carrying out the process

摘要

According to the process, in a complete plant which consists of a stock preparation unit (1) and a papermaking machine (3), which are mutually connected by a connecting line (2) in which there is a screening device (7) as a washer, screen water which contains re-usable fibres and substances to be separated out is recycled through a return line (17) into the connecting line (2) between the preparation unit (1) and the screening device (7). In the return line (14), a tank (16) for recycled water is provided, to which further lines (17) for recycled waters are connected, which contain re-usable fibres and fines and fillers which have to be separated out. IMAGE