Global Patent Index - EP 0475669 A3

EP 0475669 A3 19930120 - A MASS TOWER AND APPARATUS FOR THE DISCHARGE THEREOF

Title (en)

A MASS TOWER AND APPARATUS FOR THE DISCHARGE THEREOF

Publication

EP 0475669 A3 19930120 (EN)

Application

EP 91308097 A 19910904

Priority

FI 904374 A 19900905

Abstract (en)

[origin: EP0475669A2] The present invention relates to an apparatus for the discharge of a mass tower as used in the pulp and paper industry, which tower is, in use, filled with medium or high consistency pulp. The invention is characterized in that a separate pump (34) is attached to the tower (10) and communicates with the inside of the tower (10) via a suction duct (32, 42) extending to the zone of moving pulp. <IMAGE>

IPC 1-7

D21C 7/08

IPC 8 full level

D21C 7/08 (2006.01)

CPC (source: EP)

D21C 7/08 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT DE ES FR GB SE

DOCDB simple family (publication)

EP 0475669 A2 19920318; EP 0475669 A3 19930120; EP 0475669 B1 19951129; AT E130887 T1 19951215; DE 69114965 D1 19960111; DE 69114965 T2 19960418; ES 2082147 T3 19960316; FI 85392 B 19911231; FI 85392 C 19920410; FI 904374 A0 19900905; FI 904374 A 19911231

DOCDB simple family (application)

EP 91308097 A 19910904; AT 91308097 T 19910904; DE 69114965 T 19910904; ES 91308097 T 19910904; FI 904374 A 19900905