EP 1415094 B1 20101208 - PULP PUMP
Title (en)
PULP PUMP
Title (de)
ZELLSTOFFPUMPE
Title (fr)
POMPE A PATE A PAPIER
Publication
Application
Priority
- SE 0201358 W 20020708
- SE 0102678 A 20010808
Abstract (en)
[origin: US2005053496A1] Centrifugal pumps for pumping a pulp suspension and conducting gas away from the pulp suspension are disclosed including a pump housing having an inlet and an outlet, a rotary shaft, an impeller mounted on the rotary shaft within the pump housing, the impeller including a hub and pump blades extending outwardly from the hub, a wheel disk adjacent to the impeller so that the pump blades extend outwardly along the wheel disk, a vacuum impeller within the pump housing behind the wheel disk and including a vacuum pump housing, vacuum impeller blades, a seal for sealing the vacuum pump housing to the rotary shaft, the vacuum pump housing including a suction port for drawing gas into the vacuum pump housing and an exhaust port for expelling gas therefrom.
IPC 8 full level
F04D 7/04 (2006.01); D21D 5/26 (2006.01); F04D 9/04 (2006.01); F04D 29/12 (2006.01)
CPC (source: EP US)
D21D 5/26 (2013.01 - EP US); F04D 9/041 (2013.01 - EP US); F04D 29/128 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
WO 03014572 A1 20030220; AT E491094 T1 20101215; DE 60238538 D1 20110120; EP 1415094 A1 20040506; EP 1415094 B1 20101208; SE 0102678 D0 20010808; SE 0102678 L 20030209; SE 519641 C2 20030325; US 2005053496 A1 20050310
DOCDB simple family (application)
SE 0201358 W 20020708; AT 02763142 T 20020708; DE 60238538 T 20020708; EP 02763142 A 20020708; SE 0102678 A 20010808; US 48597604 A 20040205