Global Patent Index - EP 0469944 B1

EP 0469944 B1 19950607 - Energy recovery for a decanter centrifuge.

Title (en)

Energy recovery for a decanter centrifuge.

Title (de)

Dekantierzentrifuge mit Energierückgewinnung.

Title (fr)

Décanteuse centrifuge à récupération d'énergie.

Publication

EP 0469944 B1 19950607 (FR)

Application

EP 91401881 A 19910708

Priority

FR 9009898 A 19900802

Abstract (en)

[origin: EP0469944A2] Centrifuge decanter in which the two motors 1 and 6 of the bowl 5 and of the screw 8 are connected via frequency converters 9 and 10 whose DC circuits are connected together. <IMAGE>

IPC 1-7

B04B 1/20; H02P 7/74

IPC 8 full level

B04B 1/20 (2006.01); B04B 9/02 (2006.01); H02M 7/17 (2006.01); H02P 5/74 (2006.01)

CPC (source: EP)

B04B 1/2016 (2013.01); B04B 9/02 (2013.01); B04B 2001/2075 (2013.01)

Designated contracting state (EPC)

DE FR IT SE

DOCDB simple family (publication)

EP 0469944 A2 19920205; EP 0469944 A3 19920506; EP 0469944 B1 19950607; DE 69110210 D1 19950713; DE 69110210 T2 19951026; FR 2665377 A1 19920207; FR 2665377 B1 19930903; JP H04229098 A 19920818

DOCDB simple family (application)

EP 91401881 A 19910708; DE 69110210 T 19910708; FR 9009898 A 19900802; JP 21302491 A 19910731