Global Patent Index - EP 0767848 B1

EP 0767848 B1 19990721 - PLANT FOR CRUSHING A CELLULOSE MATERIAL

Title (en)

PLANT FOR CRUSHING A CELLULOSE MATERIAL

Title (de)

ANLAGE ZUM ZERKLEINERN EINES CELLULOSISCHEN MATERIALS

Title (fr)

INSTALLATION DE DESINTEGRATION D'UN MATERIAU CELLULOSIQUE

Publication

EP 0767848 B1 19990721 (DE)

Application

EP 96908908 A 19960402

Priority

  • AT 9600064 W 19960402
  • AT 91095 A 19950530

Abstract (en)

[origin: WO9638625A1] The invention relates to a process for crushing a cellulose material in which crushing takes place in at least two stages, where (1) the cellulose material is precrushed, whereby particles of various sizes are formed, (2) the particles produced in the pre-crushing process are conveyed, without the separation of any particle sizes, to a device in which the size of the particles is further reduced.

IPC 1-7

D21B 1/06; D01F 2/00

IPC 8 full level

C08B 1/00 (2006.01); D01F 2/00 (2006.01); D21B 1/06 (2006.01)

CPC (source: EP)

D01F 2/00 (2013.01); D21B 1/066 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 9638625 A1 19961205; AT 402306 B 19970425; AT A91095 A 19960815; AT E182378 T1 19990815; AU 5260196 A 19961218; BR 9606401 A 19971223; CA 2195409 A1 19961205; DE 59602474 D1 19990826; EP 0767848 A1 19970416; EP 0767848 B1 19990721; JP H10503562 A 19980331; NO 970364 D0 19970128; NO 970364 L 19970128

DOCDB simple family (application)

AT 9600064 W 19960402; AT 91095 A 19950530; AT 96908908 T 19960402; AU 5260196 A 19960402; BR 9606401 A 19960402; CA 2195409 A 19960402; DE 59602474 T 19960402; EP 96908908 A 19960402; JP 53602296 A 19960402; NO 970364 A 19970128