| Patents for F04B 19 - Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups (2,867) |
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| 03/27/2013 | CN102996394A Single-grout or double-grout dual-purpose grouting pump |
| 03/27/2013 | CN101305277B Apparatus and method for moving a liquid by means of a piezoelectric transducer |
| 03/21/2013 | US20130071851 Moving microdroplets in a microfluidic device |
| 03/13/2013 | CN202789378U Floatable type water pump device |
| 03/13/2013 | CN102052278B Micropump driving device based on photonic crystal fiber |
| 03/12/2013 | US8394249 Methods for manipulating droplets by electrowetting-based techniques |
| 03/12/2013 | CA2504989C Stepped pump foam dispenser |
| 03/07/2013 | US20130056241 Emitter wire with layered cross-section |
| 03/05/2013 | US8388326 Piston pump assembly having a cylinder member with strain-absorbing portions |
| 02/27/2013 | CN202756195U Piston-type double-way pump |
| 02/26/2013 | US8382459 Piston pump with improved piston |
| 02/21/2013 | WO2013023454A1 Pumping device and engineering machinery |
| 02/20/2013 | EP2558721A1 Plunger pump for volumes below one microliter, allowing manual intervention |
| 02/14/2013 | US20130039779 Electrochemical motive device |
| 02/13/2013 | CN202732264U Novel head type booster water pump |
| 02/12/2013 | US8371829 Fluid disc pump with square-wave driver |
| 02/07/2013 | DE10361640B4 Messeinrichtung für Schöpfräder Measuring device for waterwheels |
| 02/06/2013 | EP2554843A2 An integrated microfluidic device with actuator |
| 02/06/2013 | EP2553266A1 An archimedean screw apparatus |
| 02/06/2013 | CN101351642B Micropump |
| 01/31/2013 | WO2013015871A1 Microfluidic systems with chemical pumps |
| 01/31/2013 | WO2013013364A1 Direct combustion type plunger hydraulic pump |
| 01/31/2013 | US20130028767 Molecular-scale beam pump assemblies and uses thereof |
| 01/23/2013 | EP2547908A2 Micropump |
| 01/17/2013 | US20130017108 High pressure pump |
| 01/16/2013 | EP2545369A1 Apparatus for producing and/or detecting a flow in a medium |
| 01/16/2013 | EP2544733A2 Electro-osmotic pumps, systems, methods, and compositions |
| 01/16/2013 | CN202673606U Mobile type electric pump oil supply device |
| 01/16/2013 | CN202673605U Oil hydraulic pump |
| 01/16/2013 | CN102878046A Draining device |
| 01/16/2013 | CN102878045A Liquid drainage system |
| 01/15/2013 | US8353688 Volumetric pump comprising a driving mechanism |
| 01/15/2013 | US8353679 Micropump device |
| 01/10/2013 | US20130011322 Method and apparatus on halting global warming |
| 01/09/2013 | EP2543883A1 Temperature responsive material driven actuator |
| 01/09/2013 | EP2543882A1 Temperature responsive material driven actuator |
| 01/03/2013 | WO2013000076A1 Cryogenic pumps |
| 01/02/2013 | CN202645918U Continuous water pressurizing device |
| 01/01/2013 | US8342418 Thermo-valve |
| 12/27/2012 | WO2012177645A2 Pour spout adapter assembly for pumping system |
| 12/27/2012 | WO2012177623A1 One piece pump with hinge |
| 12/27/2012 | WO2012144932A3 Gas micropump |
| 12/26/2012 | CN1768000B Method for manufacturing electroosmotic pump |
| 12/25/2012 | US8337775 Apparatus for precise transfer and manipulation of fluids by centrifugal and or capillary forces |
| 12/25/2012 | US8337178 Pump, particularly high-pressure fuel pump |
| 12/25/2012 | US8337173 Electric oscillating drive |
| 12/20/2012 | US20120317995 Pump for conveying a cryogenic fluid |
| 12/19/2012 | EP2535585A1 Pump for conveying a cryogenic fluid |
| 12/19/2012 | CN101356378B Microfluidic system |
| 12/18/2012 | CA2514916C Drive assembly for a reciprocating pump utilizing a linear actuator |
| 12/13/2012 | US20120315163 Air-driven hydraulic pump with pressure control |
| 12/13/2012 | US20120315154 Drip Pump System and Method |
| 12/12/2012 | EP2531728A1 Pump |
| 12/11/2012 | US8328539 Submersible pump motor protector |
| 12/11/2012 | US8327726 Microfluidic device |
| 12/05/2012 | EP2529780A1 Pump unit and breathing assistance device |
| 12/05/2012 | CN202579080U Sample-adding pump |
| 12/05/2012 | CN102155378B High-pressure constant current pump of liquid chromatograph |
| 12/04/2012 | US8322889 Piezofan and heat sink system for enhanced heat transfer |
| 11/29/2012 | WO2012161575A1 A free piston type torsion drive compressor |
| 11/28/2012 | EP2527653A1 A free piston type compressor |
| 11/28/2012 | CN102803725A Micropump |
| 11/28/2012 | CN102803103A Track With Overlapping Links For Dry Coal Extrusion Pumps |
| 11/21/2012 | CN202545162U Novel water supply and mixing pump |
| 11/21/2012 | CN102094784B Millimeter-sized honeycomb capillary ultrasonic micro-pump |
| 11/15/2012 | US20120288386 Solvent delivery pump |
| 11/15/2012 | DE102011101299A1 Device for conveying flowable media to fluid-flow machine such as centrifugal pump, has displacement chambers on inlet side, which are alternately closed during displacement operation by the flap-like valves |
| 11/13/2012 | US8308444 Fluid pressure exchange mechanism and method of operating same |
| 11/13/2012 | CA2511462C Airless dispensing pump |
| 11/08/2012 | WO2012151588A1 Ganging electrokinetic pumps |
| 11/08/2012 | WO2012151581A1 System and method of differential pressure control of a reciprocating electrokinetic pump |
| 11/08/2012 | US20120282118 Reciprocation Pump And A Dialysis Apparatus Equipped With The Reciprocation Pump |
| 11/08/2012 | US20120282113 Gel coupling for electrokinetic delivery systems |
| 11/08/2012 | CA2834555A1 System and method of differential pressure control of a reciprocating electrokinetic pump |
| 11/06/2012 | US8304203 Cell assay kit and method |
| 11/01/2012 | US20120275933 Hydraulic apparatus return to neutral mechanism |
| 11/01/2012 | US20120275928 Hydraulic Piston Pump with Reduced Restriction Barrel Passage |
| 10/30/2012 | US8297953 Mini pump |
| 10/30/2012 | US8297940 Relocatable sucker rod pump assembly |
| 10/26/2012 | WO2012144932A2 Gas micropump |
| 10/26/2012 | CA2833259A1 Gas micropump |
| 10/24/2012 | EP2512811A2 Pressure enhancing device |
| 10/24/2012 | CN202500737U High-pressure silent energy-saving induction pump with convection double-closed valve |
| 10/24/2012 | CN102748266A Temperature difference booster pump |
| 10/18/2012 | US20120260996 Method and arrangement for generating or depositing a stream of fluid segments and use thereof |
| 10/17/2012 | CN102734115A Multi-grade high-pressure water pump system for papermaking machine |
| 10/16/2012 | US8287819 Divided bottle; monitoring transfer between compartments; removal, disposable module |
| 10/16/2012 | US8287711 Apparatus for manipulating droplets |
| 10/09/2012 | US8282363 Portable air compressor |
| 10/09/2012 | US8282348 Fan with strut-mounted electrical components |
| 10/09/2012 | CA2508673C Piston pumping system |
| 10/04/2012 | WO2012131111A1 Pump and devices and units comprising such a pump |
| 10/04/2012 | US20120251364 Piston compressor |
| 10/04/2012 | US20120251363 High-pressure pump |
| 10/04/2012 | US20120251339 Method and apparatus for oscillating a foil in a fluid |
| 10/04/2012 | US20120247141 Reciprocating Refrigeration Compressor Oil Sealing |
| 10/03/2012 | EP2504531A2 Thermal device for generating mechanical and/or electric energy |
| 09/27/2012 | US20120244017 Self-Powered Pump for Heated Liquid and Heat Driven Liquid Close-Loop Automatic Circulating System Employing Same |
| 09/26/2012 | CN102691637A Micropump |
| 09/25/2012 | US8273308 Moving microdroplets in a microfluidic device |