Method of processing waste paper and installation for the...

Details Method of processing waste paper and installation for the... Method of processing waste paper and installation for the...

D - Textiles, Paper

21

D

92/34

D21D 1/00 (2006.01) D21B 1/32 (2006.01)

Patent

CA 1145177

6701 INVENTOR: GERHARD LAMBRECHT CAN INVENTION: METHOD OF PROCESSING WASTE PAPER AND INSTALLATION FOR THE PERFORMANCE OF THE METHOD ABSTRACT OF THE DISCLOSURE A method of preparing waste paper wherein the waste paper is defiberized in water within a stock slusher or pulper. Following the stock pulper there is removed from the stock sus- pension all of the already available good stock fibres by means of a sieve or screen device. The remainder of the stock sus- pension is then subjected to a comminution action and is again screened. The screening and comminution can take place in a first fiberizer or secondary pulper having a finer sieve or screen than a conventional secondary pulper. The overflow of the first secondary pulper is in fed to a second secondary pulper and the overflow thereof is then fed to a dynamic jarrer or vib- rator. Forwardly of the dynamic jarrer there is arranged a vat containing a circulation system of a despeckling device.

364739

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