| Patents for F04D 13 - Pumping installations or systems (12,375) |
|---|
| 07/29/2008 | US7406398 System and method for determining pump underperformance |
| 07/24/2008 | WO2008086879A1 Pump assembly |
| 07/23/2008 | EP1947343A1 Pump unit |
| 07/23/2008 | EP1945954A1 Fluid pump |
| 07/23/2008 | EP1945867A1 Wastewater lifting pump with improved features |
| 07/23/2008 | EP1751410B1 Drive pulleys |
| 07/23/2008 | CN201090515Y Submersible pump pipe type check valve for countryside irrigation |
| 07/23/2008 | CN201090460Y Floating type water producing equipment for keeping water clean and suitable for submersible pump |
| 07/23/2008 | CN201090459Y Potential absorbing water pump |
| 07/23/2008 | CN201090458Y Brushless fluid pump with built-in control circuit |
| 07/23/2008 | CN201090457Y Minitype ozone and air water mixing pump |
| 07/23/2008 | CN201090456Y Vertical type water pump with loose core structure |
| 07/23/2008 | CN201090455Y Novel double-base vertical type dredge pump |
| 07/23/2008 | CN201090454Y Novel belt roller water pump |
| 07/23/2008 | CN201090453Y Water pump vehicle for discharging flood and rushing to settle emergency |
| 07/23/2008 | CN100405705C Canned motor and canned motor pump |
| 07/22/2008 | US7402276 Pump with rotating inlet |
| 07/17/2008 | WO2008084588A1 Structure for fixing pump member and magnet in magnetically driven pump |
| 07/17/2008 | DE202007003888U1 Tauchpumpenaggregat Submersible pump assembly |
| 07/16/2008 | CN201087746Y High-pressure magnetic force driven recirculating pump |
| 07/16/2008 | CN101220815A Full-automatic submersible pump |
| 07/15/2008 | US7400074 Combined low power oil filled submersible motor and its protector |
| 07/10/2008 | WO2008056083A3 Reversible hydroelectric device |
| 07/10/2008 | DE102007010726B3 Immersion pump for pumping liquids in buildings comprises an electrical protective contact arrangement connected to a protective conductor in a control chamber and extending into regions of the control chamber |
| 07/09/2008 | CN201083202Y Modified fluid supercharging device |
| 07/09/2008 | CN101216049A Water cooling engine for motor cycle water pump |
| 07/09/2008 | CN101216046A Safe leather sac with resilient means |
| 07/09/2008 | CN101216040A Water pump for mounting at motorcycle water-cooled engine cylinder block |
| 07/09/2008 | CN100400932C Rotary support of pullkey for compressor |
| 07/09/2008 | CN100400892C Electrically driven pump |
| 07/08/2008 | US7396217 Fuel pump to be installed inside fuel tank |
| 07/03/2008 | WO2008078774A1 Water pump |
| 07/03/2008 | DE19737670B4 Vorrichtung zur Leitung einer Flüssigkeit Apparatus for conducting a liquid |
| 07/03/2008 | DE102006060659B3 Piston work machine e.g. pump or compressor, has control device loaded by pressure obtained at outlet duct, such that control device reduces intake volume with increased pressure and increases volume with decreased pressure |
| 07/02/2008 | EP1939454A1 Pump unit |
| 07/02/2008 | CN201080915Y Axis-free magnetic force pump |
| 07/02/2008 | CN101210578A Water pump noise reduction equipment |
| 07/02/2008 | CN101210567A Horizontal multistage stainless steel centrifugal pump |
| 07/02/2008 | CN101210566A Diving electric pump with decelerator |
| 07/02/2008 | CN101210565A Axial force balance structure for submersible axial flow pump |
| 07/02/2008 | CN101210564A Vertical axial flow pump equipped with direct connection type water cooling motor |
| 07/02/2008 | CN100398843C Fluid pump, cooling apparatus and electrical appliance |
| 07/02/2008 | CN100398785C Miniature steam turbine combined with high-speed pump |
| 06/26/2008 | DE202007002812U1 Förderpumpe, insbesondere in einer Reinigungsanlage in einem Kraftfahrzeug Feed pump, in particular in a cleaning installation in a motor vehicle |
| 06/26/2008 | DE112006002413T5 Künstliche Herzpumpe Artificial Heart Pump |
| 06/26/2008 | DE112006001464T5 Künstliche Herzpumpe Artificial Heart Pump |
| 06/25/2008 | EP1936204A2 Electrically driven axial pump |
| 06/25/2008 | EP1934132A2 Pump assembly for chilled beverage dispenser |
| 06/25/2008 | CN201078337Y Direct current submersible pump apparatus |
| 06/25/2008 | CN201078336Y Automatic pump |
| 06/25/2008 | CN201078335Y Vertical type single-stage self-sucking pump easy to dismantle |
| 06/25/2008 | CN201078295Y Brushless electric machine fuel injection pump for built-in controller |
| 06/25/2008 | CN101206079A Attemperator for solar photovoltaic electric drive magnetic valve and booster pump water heater |
| 06/25/2008 | CN101206078A Booster pump water heater attemperator connected by fastener |
| 06/25/2008 | CN101205931A Vertical type middle opening type easy decomposing pump |
| 06/19/2008 | WO2008072438A1 Submersible sliding bearing pump |
| 06/19/2008 | WO2008071264A1 Pump device |
| 06/19/2008 | DE102006061504B3 Electric flow pump for making liquid substances circulate has a casing to hold an electric drive motor fitted concentrically and parallel to its axis |
| 06/19/2008 | DE102006058658A1 Pumpvorrichtung Pumping device |
| 06/19/2008 | CA2672410A1 Flow control |
| 06/18/2008 | EP1328731B1 Pump driven by an electromotor and method for producing a pump of this type |
| 06/18/2008 | CN201074597Y Water pump for filtering |
| 06/18/2008 | CN100395456C Casing cover and pump device |
| 06/17/2008 | CA2411245C Method for controlling the position of a permanent magnetically supported rotating component |
| 06/17/2008 | CA2210762C Rotary machine with an electromagnetic rotary drive |
| 06/12/2008 | WO2008069702A2 Working member of a bore hole multistage pump (variants) |
| 06/12/2008 | WO2008069124A1 Centrifugal pump |
| 06/12/2008 | WO2008021251A3 Flood water removal system |
| 06/12/2008 | DE202008001201U1 Intelligente Unterwasserpumpe mit automatischer Detektion Intelligent submersible pump with automatic detection |
| 06/11/2008 | EP1929156A1 Submersible pump with integrated liquid level sensing and control system |
| 06/11/2008 | CN201071813Y Floating type oxygenating pump and minitype electric underwater pump dual-purpose pump |
| 06/11/2008 | CN201071812Y Automobile cooling water pump |
| 06/11/2008 | CN101196192A Slag removing machine for biogas generating pit |
| 06/11/2008 | CN100394020C Fuel-supplying apparatus |
| 06/04/2008 | CN201068902Y Pump and liquid supply system |
| 06/04/2008 | CN201068894Y Massage bath water-spraying pump |
| 06/04/2008 | CN201068868Y Turbine pump |
| 06/04/2008 | CN201068867Y Auto-switch diving pump |
| 06/04/2008 | CN201068866Y Heavy caliber high flow rate pump |
| 06/04/2008 | CN201068864Y Linked centrifugal sealing self control self priming pump |
| 06/04/2008 | CN101191496A Self-coupling self-locking device for high-lift submersible pump |
| 06/04/2008 | CN101191493A Side-suction backflow-free latent liquid pump with storehouse sweeping function |
| 06/04/2008 | CN101191452A Suction pump jet driving device without delivery lift |
| 06/04/2008 | CN100392251C Electric and fuel double groove impeller pump |
| 06/04/2008 | CN100392250C Central-mounted single-stage and multi-stage double-suction turbine synchronous suction and discharge pump |
| 06/03/2008 | US7382070 Spherical bearing, electric motor and circulation pump |
| 06/03/2008 | US7381036 Motor-pump unit |
| 06/03/2008 | US7381034 Hydrodynamic pressure bearing pump with a shaft and a bearing having hydrodynamic pressure generating grooves |
| 06/03/2008 | CA2422414C Pump diffuser anti-spin device |
| 05/28/2008 | CN201065842Y Electric submersible pump set for extremely small displacement well |
| 05/28/2008 | CN201065841Y Amphibious electric water lift |
| 05/28/2008 | CN201065840Y Combining machine for plant protection and water pump |
| 05/28/2008 | CN201065837Y Alcohol type electric fuel pump |
| 05/27/2008 | US7378769 Electric motors for powering downhole tools |
| 05/27/2008 | US7377313 Gas separator fluid crossover for well pump |
| 05/22/2008 | WO2008059658A1 Generator |
| 05/22/2008 | WO2008058639A1 Motor centrifugal pump |
| 05/21/2008 | EP0907830B1 Bilge pump |
| 05/21/2008 | CN201062593Y Pump and liquid supplying apparatus |
| 05/21/2008 | CN201062584Y Wire power connection pumping apparatus |