Global Patent Index - EP 1085212 A2

EP 1085212 A2 2001-03-21 - High-pressure centrifugal pump

Title (en)

High-pressure centrifugal pump

Title (de)

Hochdruckkreiselpumpe

Title (fr)

Pompe centrifugal à haute pression

Publication

EP 1085212 A2 (EN)

Application

EP 00850140 A

Priority

SE 9903278 A

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 (main, further and additional classification)

F04D 1/06; F04D 17/12

IPC 8 full level (invention and additional information)

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 (invention and additional information)

F04D 29/2211 (2013.01); F04D 1/06 (2013.01); F04D 17/12 (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

EPO simple patent family

EP 1085212 A2 20010321; EP 1085212 A3 20020529; EP 1085212 B1 20060308; AR 026878 A1 20030305; AT 319934 T 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

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