| Patents for F04D 13 - Pumping installations or systems (12,375) |
|---|
| 08/18/1999 | CN1226307A Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method |
| 08/17/1999 | US5939813 Gap tube motor |
| 08/17/1999 | US5938412 Blood pump having rotor with internal bore for fluid flow |
| 08/12/1999 | DE19803739A1 Glandless cooling water circulation pump |
| 08/11/1999 | EP0934449A1 Aircraft fuel transfer pump with auxiliary fuel line scavenge pump |
| 08/05/1999 | WO1999039422A1 Motor for submerged pump |
| 08/03/1999 | US5930852 Heat exchanging pump motor for usage within a recirculating water system |
| 07/28/1999 | EP0931222A1 Procedure for the starting up of pumps |
| 07/28/1999 | EP0930931A1 Modular filtration system |
| 07/28/1999 | CN2330815Y Submerged pump with axial seal structure |
| 07/27/1999 | US5928131 Magnetically suspended fluid pump and control system |
| 07/27/1999 | US5927941 High-temperature motor pump |
| 07/21/1999 | CN2329797Y Oil-filled electric machine protector |
| 07/21/1999 | CN1223343A 水位控制器 Water Level Controller |
| 07/20/1999 | US5924851 Magnetically coupled pump having a back-up radical sliding surface on the shaft |
| 07/20/1999 | US5924848 Blood pump having radial vanes with enclosed magnetic drive components |
| 07/15/1999 | WO1999035403A1 Direction-dependent driving coupling between the rotor of a permanent-magnet synchronous motor and the working part |
| 07/15/1999 | WO1999027257A3 Stage in a submerged multiple-stage pump |
| 07/15/1999 | WO1999022141A3 Pumping apparatus |
| 07/15/1999 | DE19900060A1 Collection tank and pump unit for pumping of particle-laden impure cooling medium from floor-standing machine tool station |
| 07/14/1999 | EP0928914A1 Centrifugal pump with sealing ring |
| 07/14/1999 | CN2328818Y Micro large flow submersible pump |
| 07/14/1999 | CN1222958A Well pumping equipment |
| 07/13/1999 | US5923111 Modular permanent-magnet electric motor |
| 07/09/1999 | CA2257702A1 Floor mounted double containment low profile sump pump assembly |
| 07/07/1999 | CN2327817Y Underwater pump |
| 07/07/1999 | CN2327816Y Water energy pump |
| 06/30/1999 | EP0925451A1 Implantable electric axial-flow blood pump with blood-cooled bearing |
| 06/30/1999 | CN2326756Y High-pressure rotor pump |
| 06/30/1999 | CN1221078A Device for transferring fluid between two successive stages multistage centrifugal turbomachine |
| 06/29/1999 | US5915931 Magnetic drive unit having molded plastic magnetic driver |
| 06/24/1999 | DE19858700A1 Fluid feed device between two stages of a centrifugal turbo engine |
| 06/24/1999 | DE19757741A1 Pump motor |
| 06/23/1999 | CN2325565Y Large scale axial flow immersible pump |
| 06/23/1999 | CN2325564Y Flexible shaft pump |
| 06/22/1999 | US5914041 Reverse osmosis unit having purified liquid collection cavity and membrane placed deep within a vertical channel filled with unpurified liquid which provides pressure to cause permeate to flow through membrane into cavity |
| 06/17/1999 | WO1999030039A1 Centrifugal pump |
| 06/17/1999 | DE19753457A1 Pumpenanordnung für Flüssigkeitsbehälter Pump assembly for liquid containers |
| 06/16/1999 | CN2324319Y Pressure regulating centrifugal injection pump |
| 06/16/1999 | CN2324318Y Back-up preventing apparatus for oil-submersible electric pump |
| 06/15/1999 | US5911558 Magnetically suspended pump having position sensing control |
| 06/10/1999 | WO1999028632A1 Pump arrangement for liquid tanks |
| 06/10/1999 | WO1999028631A1 Fuel supply system |
| 06/10/1999 | DE19752884A1 Förderaggregat für Kraftstoff Delivery unit for fuel |
| 06/10/1999 | CA2313052A1 Pump arrangement for liquid tanks |
| 06/09/1999 | EP0921284A2 Improvements relating to the liquid cooled I.C. engines |
| 06/09/1999 | CN2323178Y Two-stage combined pump |
| 06/09/1999 | CN2323177Y Automatic coupled submersible sewege pump |
| 06/09/1999 | CN2323176Y Wellbore type electric submersible pump |
| 06/09/1999 | CN2323175Y Convenient energy-saving deep-well submersible pump |
| 06/09/1999 | CN1219220A Water submersible motor pump |
| 06/09/1999 | CN1218880A Fuel conveying device with improved conveying pump giometric structure |
| 06/09/1999 | CN1218871A Improvements relating to liquid cooled I. C. engines |
| 06/03/1999 | WO1999027257A2 Stage in a submerged multiple-stage pump |
| 06/03/1999 | CA2254822A1 Improvements relating to the liquid cooled i.c. engines |
| 06/02/1999 | EP0918937A1 Fuel supply unit |
| 06/02/1999 | DE19753860C1 Motor vehicle fuel pump with electric motor and pump impeller |
| 06/02/1999 | CN2321962Y Disc type sealing electric pump |
| 06/01/1999 | US5909069 Fully integrated magnetic micromotors and methods for their fabrication |
| 05/27/1999 | WO1999025980A1 High speed self-lubricated fuel pump with hydrostatic bearings |
| 05/27/1999 | DE19854724A1 Magnetically suspended fluid pump for control or regulation system |
| 05/26/1999 | EP0631649B1 Fluid pump with improved magnetically levitated impeller |
| 05/26/1999 | CN2320823Y Hand electric oil drum pump |
| 05/26/1999 | CN2320822Y Large blowing rate inserted centrifugal fan |
| 05/26/1999 | CN1217434A Magnetic drive unit |
| 05/20/1999 | WO1999025055A1 Modular permanent-magnet electric motor |
| 05/19/1999 | EP0916849A2 Magnetic drive unit |
| 05/19/1999 | EP0916025A1 Centrifugal pump for pumping blood and other shear-sensitive liquids |
| 05/12/1999 | EP0914171A2 Magnetically suspended miniature fluid pump and method of making the same |
| 05/12/1999 | EP0844961B1 Cargo discharging pump |
| 05/06/1999 | WO1999022141A2 Pumping apparatus |
| 05/06/1999 | EP0913910A1 Pump motor having fluid cooling system |
| 05/06/1999 | EP0913582A1 Pump motor having sumbersible stator and rotor |
| 05/06/1999 | EP0912207A1 Battery powered surgical irrigator |
| 05/05/1999 | CN2317340Y Electronic automatic drainer |
| 04/27/1999 | CA2145857C Sealless rotodynamic pump |
| 04/21/1999 | CN1214760A Casing for fluid machinery |
| 04/21/1999 | CN1214417A Multipurpose motor pump |
| 04/21/1999 | CN1214415A Pump with storage tank |
| 04/20/1999 | US5895203 Centrifugal pump having separable, multipartite impeller assembly |
| 04/14/1999 | EP0908628A2 Pump with storage tank |
| 04/14/1999 | EP0907830A1 Bilge pump |
| 04/14/1999 | CN2314130Y Composite pumping device dropping in well |
| 04/07/1999 | CN2313087Y Four-pole three-phase submersible electric motor with oil |
| 04/07/1999 | CN2313086Y 组合泵 Combination pump |
| 03/31/1999 | EP0905379A1 Centrifugal pump and centrifugal pump arrangement |
| 03/31/1999 | EP0904491A2 Apparatus for providing pressurized liquid to a device, high speed flood cooled motor/generator therefor |
| 03/31/1999 | EP0904117A1 Intravascular blood pump |
| 03/31/1999 | CN2312350Y Hanging pump for submerged use |
| 03/25/1999 | WO1999014503A1 Rotary pump with immersed rotor |
| 03/24/1999 | EP0903835A1 Axial flow pump/marine propeller |
| 03/24/1999 | EP0903500A2 Electrically driven coolant pump |
| 03/24/1999 | CN1211688A Auto-control protective submerged electric pump |
| 03/18/1999 | WO1999012587A1 A rotary pump with hydrodynamically suspended impeller |
| 03/17/1999 | EP0902189A2 Feed pump |
| 03/17/1999 | EP0901797A2 Sealless rotary blood pump |
| 03/17/1999 | EP0901574A1 Submerged motor pump |
| 03/17/1999 | CN2310881Y Auto-control protection electric submersible pump |
| 03/17/1999 | CN2310880Y Agricultural submersible spray pump |
| 03/17/1999 | CN2310879Y Agricultural motor-driven submersible pump |