EP 1085212 A2 20010321 - High-pressure centrifugal pump
Title (en)
High-pressure centrifugal pump
Title (de)
Hochdruckkreiselpumpe
Title (fr)
Pompe centrifugal à haute pression
Publication
Application
Priority
SE 9903278 A 19990915
Abstract (en)
The invention concerns a pump or a compressor of centrifugal type for obtaining a high pressure. The device according to the invention comprises an impeller having a circular disc (3) which is provided with radially directed vanes (5) and (6) on each side which constitute two pressure steps. The vanes are provided with cover discs (8) and (9) respectively, which on there outwardly directed sides have radially directed vanes (4) and (7) respectively, which form another two pressure steps. <IMAGE>
IPC 1-7
IPC 8 full level
F04D 17/08 (2006.01); F04D 1/06 (2006.01); F04D 17/12 (2006.01); F04D 29/22 (2006.01); F04D 29/28 (2006.01); F04D 29/44 (2006.01)
CPC (source: EP)
F04D 1/06 (2013.01); F04D 17/12 (2013.01); F04D 29/2211 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 1085212 A2 20010321; EP 1085212 A3 20020529; EP 1085212 B1 20060308; AR 026878 A1 20030305; AT E319934 T1 20060315; AU 5941800 A 20010322; AU 762289 B2 20030619; BR 0004211 A 20010410; CA 2319607 A1 20010315; CA 2319607 C 20031104; DE 60026490 D1 20060504; DE 60026490 T2 20061012; JP 2001099091 A 20010410; MX PA00008931 A 20041015; SE 521399 C2 20031028; SE 9903278 D0 19990915; SE 9903278 L 20010316; ZA 200004443 B 20010522
DOCDB simple family (application)
EP 00850140 A 20000823; AR P000104695 A 20000907; AT 00850140 T 20000823; AU 5941800 A 20000913; BR 0004211 A 20000915; CA 2319607 A 20000914; DE 60026490 T 20000823; JP 2000279423 A 20000914; MX PA00008931 A 20000912; SE 9903278 A 19990915; ZA 200004443 A 20000821