Patents for F04D 5 - Pumps with circumferential or transverse flow (1,752)
08/1983
08/02/1983CA1151006A1 Method and apparatus for pumping large solid articles
07/1983
07/26/1983CA1150740A1 In-line centrifugal pump
06/1983
06/28/1983US4390317 Self-priming centrifugal pump, in particular for conveying liquids in the vicinity of their boiling point
02/1983
02/09/1983EP0070867A1 Side-channel pump.
01/1983
01/26/1983EP0070530A1 Side channel pump with auxiliary radial blades
01/26/1983EP0070529A1 Regenerative pump
10/1982
10/05/1982CA1132953A1 Regenerative rotodynamic machines
09/1982
09/30/1982WO1982003176A1 Megnetically suspended and rotated impellor pump apparatus and method
09/22/1982EP0060569A1 Magnetically suspended and rotated impellor pump apparatus
09/21/1982US4350011 Pumping apparatus for fluid
08/1982
08/31/1982US4347033 Concrete pump and method of using same
08/31/1982US4347032 Method for pumping slurry and apparatus for use therewith
08/19/1982WO1982002748A1 Side-channel pump
06/1982
06/22/1982US4336002 Two stage pump having an electromotor device
06/22/1982US4335994 Method and apparatus for pumping large solid articles
06/15/1982US4334821 Regenerative rotodynamic machines
02/1982
02/10/1982EP0045483A2 Self-priming rotary pump, particularly for bringing liquids to their boiling point
12/1981
12/22/1981US4306833 Regenerative rotodynamic machines
12/15/1981US4305214 In-line centrifugal pump
07/1981
07/29/1981EP0032885A1 Regenerative pump with tangential outlet
07/28/1981US4280791 Bi-directional pump-turbine
04/1981
04/15/1981EP0026765A1 Pump.
04/14/1981US4261685 Energy transfer machine
02/1981
02/03/1981US4248567 Energy transfer machine
12/1980
12/22/1980EP0016825A4 Method and apparatus for pumping large solid articles.
12/22/1980EP0016223A4 Method and apparatus for pumping fragile articles.
11/1980
11/04/1980US4231718 Fluid pump, particularly a fuel supply pump
10/1980
10/15/1980EP0016825A1 Method and apparatus for pumping large solid articles.
10/02/1980WO1980002057A1 Pump
10/01/1980EP0016223A1 Method and apparatus for pumping fragile articles
08/1980
08/19/1980US4218176 Fluid propulsion apparatus
06/1980
06/24/1980US4209284 Electric motor-driven two-stage fuel pump
06/11/1980EP0011983A1 Regenerative rotodynamic machines
06/11/1980EP0011982A1 Regenerative rotodynamic machines
03/1980
03/25/1980US4194360 Power take-off arrangements
03/20/1980WO1980000472A1 Method and apparatus for pumping fragile articles
03/20/1980WO1980000471A1 Method and apparatus for pumping large solid articles
10/1979
10/09/1979CA1063872A1 Multi-stage pump
06/1979
06/27/1979EP0002592A1 Bladeless pump and method of using same
05/1978
05/30/1978US4091644 Turbine pump
04/1978
04/11/1978US4083711 Delivery system for molten glass
07/1977
07/26/1977US4037984 Pumping apparatus and process characterized by gentle operation
05/1977
05/24/1977US4025225 Disc pump or turbine
04/1977
04/19/1977US4018546 Pump device for flow rate control of liquid in a piping system
08/1976
08/10/1976US3973867 Radial flow type pump
07/1976
07/20/1976US3970408 Apparatus for use with delicate fluids
06/1976
06/15/1976US3963371 Multi-stage pump
05/1976
05/18/1976US3957389 Pumping apparatus and process characterized by gentle operation
03/1976
03/30/1976US3947149 Submerged fuel pump with bevel sided impeller blades
02/1976
02/03/1976US3936240 Centrifugal-vortex pump
01/1976
01/06/1976US3930757 Pressure equalizing pump
01/06/1976US3930745 Fluid pumps
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