Global Patent Index - EP 0096562 A2

EP 0096562 A2 19831221 - Reverse centrifugal cleaning of paper making stock.

Title (en)

Reverse centrifugal cleaning of paper making stock.

Title (de)

Gegenläufige Zentrifugalreinigung eines Papierstoffes.

Title (fr)

Purification centrifuge inverse d'une pâte à papier.

Publication

EP 0096562 A2 19831221 (EN)

Application

EP 83303231 A 19830603

Priority

US 38483582 A 19820604

Abstract (en)

A system and process for separating paper fibers from contaminants of similar lower specific gravities employ a reverse centrifugal cleaner (25) wherein the discharge port (30) for lights (rejects) is located at the apex of the conical cleaner body, and the discharge port (44) for heavies (accepts) is located upstream from the apex.

IPC 1-7

D21D 5/24

IPC 8 full level

B03B 5/28 (2006.01); D21D 5/18 (2006.01); D21D 5/24 (2006.01)

CPC (source: EP)

D21D 5/24 (2013.01)

Designated contracting state (EPC)

DE FR GB IT SE

DOCDB simple family (publication)

EP 0096562 A2 19831221; EP 0096562 A3 19841024; AU 1447083 A 19831208; CA 1222220 A 19870526; ES 522970 A0 19841116; ES 8501471 A1 19841116; FI 831988 A0 19830602; FI 831988 L 19831205; JP S591794 A 19840107

DOCDB simple family (application)

EP 83303231 A 19830603; AU 1447083 A 19830511; CA 429638 A 19830603; ES 522970 A 19830603; FI 831988 A 19830602; JP 10012483 A 19830604