Patents for F04D 11 - Other rotary non-positive-displacement pumps (219)
03/2002
03/06/2002CN1080393C 液体泵 Liquid Pumps
11/2001
11/15/2001DE10020878A1 Lüfter insbesondere zur Belüftung von elektronischen Geräten Fan, in particular for ventilating of electronic devices
11/08/2001WO2001083994A1 Blower especially for ventilating electronic devices
10/2001
10/31/2001EP0823026B1 Medical fluid pump
07/2001
07/25/2001CN1068936C Drainage pump
09/2000
09/14/2000WO2000053935A1 Method and devices for producing a fluid current
09/14/2000DE19910731A1 Verfahren und Vorrichtung für eine Strömungsmaschine mit hin- und hergehenden Teilen Method and apparatus for a turbomachine with reciprocating parts
08/2000
08/23/2000EP1030063A2 Drain Pump
08/23/2000CN1263996A Drainage pump
07/2000
07/12/2000EP1017433A1 Flow controlled blood pump system
07/11/2000US6086334 Method of operating a bi-turbojets polyphasic pump with axial thrust cancellation
06/2000
06/27/2000CA2086554C Rotary disc pump
12/1999
12/29/1999CN1239771A Control device for air conditioner and control method thereof
11/1999
11/09/1999US5980225 Rotary pump having a drive shaft releasably connected to the rotor
10/1999
10/05/1999US5961295 Mixed flow liquid ring pumps
10/05/1999US5961283 Drainage pump with noise and vibration reducing features
06/1999
06/23/1999CN1220351A Drainage pump
06/02/1999DE19752877A1 Molecular impulse pressure pump for linear increase of pressure, quantity and speed efficiency
04/1999
04/01/1999WO1999015212A1 Flow controlled blood pump system
04/01/1999CA2304196A1 Flow controlled blood pump system
01/1999
01/13/1999CN1204737A Mixed flow liquid ring pumps
01/07/1999EP0889243A1 Mixed flow liquid ring pumps
12/1998
12/01/1998US5842828 Liquid pump
10/1998
10/27/1998US5827049 Bi-turbojets polyphasic pump with axial thrust cancellation
09/1998
09/30/1998CN2292923Y Rotary pump
09/08/1998US5803718 Oil supplying apparatus for hermetic type compressor
07/1998
07/28/1998US5785491 Liquid pump having a driving unit and a driven unit with a resilient seal therebetween
04/1998
04/15/1998EP0836010A1 Drainage pump
02/1998
02/11/1998EP0823026A1 Medical fluid pump
01/1998
01/08/1998DE19728498A1 Pump handling pasty cosmetics or foodstuffs
09/1997
09/24/1997CN2263217Y Direct-connection type water pump with tillage machine
06/1997
06/25/1997CN1152676A Liquid pump
03/1997
03/05/1997EP0760428A1 Drainage pump
03/05/1997CN1144305A Drainage pump
02/1997
02/25/1997US5605439 Drainage pump
01/1997
01/22/1997CN1140808A Liquid pump
01/02/1997EP0751299A1 Liquid pump
01/02/1997EP0751298A1 Liquid pump
11/1996
11/26/1996US5578012 Medical fluid pump
11/20/1996CN1136139A Oil supplying apparatus for hermetic type compressor
10/1996
10/31/1996WO1996034205A1 Medical fluid pump
07/1996
07/02/1996US5531576 Wobble plate pump with side chambers through which fluid flows
05/1996
05/08/1996EP0537146B1 Rotary disc pump
01/1996
01/03/1996EP0689646A1 Orbiting fluid pump
11/1995
11/21/1995CA2149832A1 Twin-turbojet polyphasic pump
09/1995
09/15/1995EP0689646A4 Orbiting fluid pump
09/05/1995CA2076994C Impeller for a propeller pump
08/1995
08/31/1995DE4405945A1 Pump, with inclined plate and axial pistons,
05/1995
05/02/1995US5411378 Orbiting fluid pump
05/1994
05/10/1994US5310316 Impeller for a propeller pump
05/04/1994EP0595279A1 Pump with rocking disk
03/1994
03/17/1994WO1994005914A1 Orbiting fluid pump
01/1994
01/19/1994CN2153659Y Pump impeller chamber
01/12/1994CN1023508C Centrifugal pump
09/1993
09/07/1993US5242124 Apparatus for conveying, comminuting and mixing materials comprising/not comprising solid matter
07/1993
07/07/1993EP0537146A4 Rotary disc pump
05/1993
05/27/1993WO1993010357A1 Flexible membrane sealless centrifugal pump
05/27/1993CA2123305A1 Flexible membrane sealless centrifugal pump
04/1993
04/21/1993EP0537146A1 Rotary disc pump.
03/1993
03/17/1993CN1069910A Device for transporting, conninuting and mixing material of waiting transporting of containing and non-containing solid content
03/16/1993US5193977 Flexible membrane sealless centrifugal pump
03/03/1993EP0530163A1 Non-clogging pump
02/1993
02/03/1993EP0525596A1 Device for conveying, grinding and mixing of material to be conveyed with or without solid content
01/1993
01/24/1993CA2074003A1 Apparatus for conveying, comminuting and mixing materials comprising/not comprising solid matter
01/12/1993US5178515 Medical pump
12/1992
12/29/1992CA1311929C Regenerative turbomachine
05/1992
05/26/1992CA1301544C Loop pump
05/19/1992US5114311 Centrifugal pump with inner and outer casings
04/1992
04/29/1992CN2103033U Slurry pump
04/08/1992CN1016209B Device for drawing-in and pumping-out fluid medium
04/01/1992CN2100514U Labyrinth helical-type high-pressure water pump
03/1992
03/31/1992US5100295 Impeller pumps
01/1992
01/03/1992WO1992000440A1 Rotary disc pump
12/1991
12/11/1991CN2090443U Reversible turbine pump used in high falling head transfusion
09/1991
09/18/1991CN1054653A 离心泵 Centrifugal
09/03/1991US5044882 Precessional centrifugal pump
08/1991
08/28/1991EP0443354A1 Centrifugal pump
04/1991
04/10/1991EP0421280A1 Precessing centrifugal pump integrally combined with a motor
04/02/1991CA1282386C Scroll type compressor with displacement adjusting mechanism
12/1990
12/18/1990US4978277 Regenerative turbomachine
10/1990
10/09/1990US4961692 Oscillating vessel pump
09/1990
09/05/1990CN2061622U Biaxial water pump
08/1990
08/15/1990CN1009216B Loop pump
07/1990
07/18/1990EP0277131B1 Loop pump
07/10/1990US4940385 Rotary disc pump
03/1990
03/21/1990EP0359445A2 Impeller pumps
01/1990
01/31/1990EP0353002A2 A regenerative turbomachine
11/1989
11/29/1989CN1037566A Device for drawing-in and pumping-out fluid mediums
09/1989
09/26/1989US4869650 Oscillating vessel pump
09/13/1989EP0209522B1 Device for producing a directed liquid flow
08/1989
08/02/1989CN2042122U Water pump for agriculture
06/1989
06/07/1989CN1033308A Centrifugal water pump capable of rotating forward and backward
04/1989
04/11/1989US4820134 Loop pump
10/1988
10/26/1988EP0287924A2 A pump by vessel revolution
09/1988
09/27/1988US4773765 Blender pump adaptor
08/1988
08/10/1988EP0277131A1 Loop pump.
06/1988
06/28/1988US4753574 Device for producing a directed fluid flow
03/1988
03/10/1988WO1988001693A1 Magnet ball pump
02/1988
02/02/1988US4722660 Centrifugal pump with a nutating impeller
10/1987
10/21/1987CN86100642A Rotary electromotive compressor
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