Global Patent Index - EP 1789363 B1

EP 1789363 B1 2009-02-11 - METHOD FOR PREPARING A CARBON SICCATIVE FOR PRODUCING ELECTRODES

Title (en)

METHOD FOR PREPARING A CARBON SICCATIVE FOR PRODUCING ELECTRODES

Title (de)

VERFAHREN ZUM AUFBEREITEN VON KOHLE-TROCKENSTOFF FÜR DIE HERSTELLUNG VON ELEKTRODEN

Title (fr)

PROCEDE DE TRAITEMENT D'UN SICCATIF AU CARBONE POUR PRODUIRE DES ELECTRODES

Publication

EP 1789363 B1 (DE)

Application

EP 04764756 A

Priority

EP 2004009798 W

Abstract (en)

[origin: WO2006024315A1] The invention relates to a method for preparing a carbon siccative for producing electrodes. The dust fraction is continuously produced by means of a grinder/sifter combination with a particle size or specific surface that can be adjusted during the operation, preferably by means of a roller grinding mill comprising an integrated sifter.

IPC 8 full level (invention and additional information)

C01B 31/00 (2006.01); B02C 13/14 (2006.01); B02C 23/32 (2006.01); B07B 9/00 (2006.01)

CPC (invention and additional information)

B02C 15/00 (2013.01); B07B 7/083 (2013.01); B07B 11/04 (2013.01); B02C 2015/002 (2013.01)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family

WO 2006024315 A1 20060309; CN 100548876 C 20091014; CN 101010258 A 20070801; DE 502004008991 D1 20090326; EP 1789363 A1 20070530; EP 1789363 B1 20090211; JP 2008511525 A 20080417; JP 4857271 B2 20120118; US 2007284463 A1 20071213; US 8052077 B2 20111108