| Patents for F04B 15 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts (3,388) |
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| 02/17/2010 | CN201407134Y Concrete delivery pump with working platform |
| 02/10/2010 | CN201401304Y Pump head sinking in liquid nitrogen |
| 02/10/2010 | CN201401303Y Suction pump undeslung maneuvering reciprocating pump |
| 01/26/2010 | CA2552457C High pressure slurry piston pump |
| 01/20/2010 | CN201386788Y Crankshaft connecting rod type waist drum type piston |
| 01/20/2010 | CN201386708Y High and low pressure switch unit of concrete pump |
| 01/13/2010 | CN201381962Y High-pressure transfer pump for mineral substance fluid |
| 01/07/2010 | WO2010002841A2 Liquid rod pump |
| 01/07/2010 | CA2728801A1 Liquid rod pump |
| 01/06/2010 | CN201377403Y Plunger type sludge pump |
| 01/06/2010 | CN201377401Y Multifunctional hand-operated biogas dregs and liquid discharge pump |
| 01/05/2010 | US7641450 Transporting method and transporting facility for easily polimerizable material |
| 12/30/2009 | EP2138721A1 Drawing device and method of drawing contained fluid |
| 12/30/2009 | CN201372917Y Glasses plate and cutting ring for concrete pump truck |
| 12/30/2009 | CN201372909Y Horizontal multi-cylinder reciprocating piston mud pump |
| 12/23/2009 | EP2136078A1 Test bench for pumping units and relative method |
| 12/23/2009 | CN101608616A Concrete pumping equipment and piston body thereof |
| 12/17/2009 | WO2009150337A2 Device and method for pumping a cryogenic fluid |
| 12/09/2009 | CN201358899Y Self-priming slurry pump |
| 12/08/2009 | CA2398026C Pumping device for viscous slurry material |
| 12/02/2009 | CN100564873C Method and apparatus for pumping out the liquid in a container |
| 11/25/2009 | CN201351600Y Concrete piston for concrete pump |
| 11/25/2009 | CN101586545A Plunger-type sludge pumping method and device |
| 11/25/2009 | CN100562683C System and method for delivering cryogenic fluid |
| 11/11/2009 | CN101576076A Driving structure of S-tube valve swing-type cylinder |
| 11/04/2009 | EP2113661A1 Pulsation dampener for pulsing supply flows |
| 11/03/2009 | US7611332 Device and method for controlling a thick matter pump |
| 11/03/2009 | US7611331 Device and method for controlling a two cylinder thick matter pump |
| 10/21/2009 | CN201330685Y Difunctional manual biogas residue and biogas liquid discharging pump |
| 10/15/2009 | DE102008018879A1 Pump for conveying viscous material, has conveying cylinder which has material chamber with material outlet and another material chamber is connected with former material chamber by valve and has cylinder extension |
| 10/14/2009 | EP2108482A1 Flow control system |
| 10/14/2009 | CN201326530Y Grease metering pump with single ball valve |
| 10/07/2009 | CN101550928A Material level judging and controlling mechanism of concrete delivery pump |
| 10/07/2009 | CN100547239C Device and method for controlling a slurry pump |
| 10/01/2009 | WO2009120670A1 Systems and methods for energizing and distributing fluids |
| 10/01/2009 | WO2009118463A1 Dosage and transfer valve, dosing pump comprising such a pivoting valve, and installation for producing dairy or cheese products, comprising at least one such pump |
| 09/30/2009 | EP1733146B1 Material feed receptacle for a thick matter pump |
| 09/30/2009 | CN201318256Y Viscose pump |
| 09/29/2009 | CA2284380C Top coupling arrangement for a reciprocating pump |
| 09/24/2009 | WO2009051493A3 Piston pump |
| 09/23/2009 | EP2102502A1 Method for absorbing the displacement of a plunger in a linear elecrodynmic motor under the influence of an external force |
| 09/23/2009 | CN201314284Y Suction type pumping hole structure for concrete boom pump |
| 09/17/2009 | WO2007009278A9 Piston rod seal on pumps for cryogenic media |
| 09/16/2009 | CN101535639A Mobile machine having a carrying frame and a covering hood |
| 09/16/2009 | CN101532482A Underslung power reciprocating pump of suction pump body |
| 09/16/2009 | CN100540897C Slurry pump comprising a transport capacity control system |
| 09/10/2009 | US20090223246 Liquid Hydrocarbon Slug Containing Vapor Recovery System |
| 09/09/2009 | EP2097644A1 Mobile machine having a carrying frame and a covering hood |
| 09/08/2009 | US7585160 Hermetic compressor |
| 09/02/2009 | EP1207934A4 Guidable intravascular blood pump and related methods |
| 09/02/2009 | CN201301788Y Crank shaft of slurry pump |
| 09/01/2009 | US7581935 Device and method for controlling a thick matter pump |
| 08/26/2009 | CN201297244Y Bifunctional electric discharging pump for methane tank |
| 08/26/2009 | CN101514104A Zirconium oxide ceramic cylinder jacket material and preparation method thereof |
| 08/20/2009 | US20090209898 Uninterrupted Flow Pump Apparatus and Method |
| 08/19/2009 | CN201292936Y Mud pump intelligent controller of spiral digging machine |
| 08/19/2009 | CN101512148A Metering pump |
| 08/19/2009 | CN100529392C Shot pump and variable speed type two liquid metering mixing device |
| 08/19/2009 | CN100528485C Flow control system |
| 08/12/2009 | CN101506526A Delivery pump |
| 08/06/2009 | WO2009094883A1 Electric residue-extracting pump for methane pool |
| 08/06/2009 | DE102008007069A1 Cylinder piston unit for use as drive cylinder of piston pump for conveying e.g. viscous substance, has cylinder wall with opening for forming inner contour, and sleeve with outer contour section that is sealingly fitted with inner contour |
| 08/05/2009 | EP1750514B1 Double-acting, high-pressure cryogenic pump |
| 08/05/2009 | CN100523495C Viscous matter piston pump |
| 07/29/2009 | CN101491889A Flow control system |
| 07/16/2009 | US20090178652 High Pressure Fuel Supply Pump for Internal Combustion Engine |
| 07/14/2009 | US7559438 Multiple component metering and dispensing system |
| 07/08/2009 | EP2076673A2 Electronic camshaft motor control for piston pump |
| 07/08/2009 | CN101476555A Nitrogen sinking type pump head |
| 07/08/2009 | CN101476554A Shield tunneling synchronous mud injecting pump |
| 07/08/2009 | CN100510392C Vehicular concrete conveying pump |
| 07/01/2009 | CN201265500Y Concrete transportation pump |
| 07/01/2009 | CN201265499Y Concrete pump with automatic concrete pumping apparatus |
| 06/30/2009 | CA2646814A1 Oilfield equipment composed of a base material reinforced with a composite material |
| 06/24/2009 | EP1623120A4 Electromagnetic pump |
| 06/23/2009 | CA2366097C Method and arrangement for pumping material |
| 06/17/2009 | EP2071190A1 Booster pump and feeder for low-temperature-fluid comprising the same |
| 06/17/2009 | EP2071185A1 Multiplunger horizontal single-acting pump |
| 06/11/2009 | WO2009070876A1 Mud pump |
| 06/11/2009 | WO2009018898A3 High-pressure hydrogen pump |
| 06/10/2009 | EP2067911A1 Method and apparatus for suppressing vibration of boom of concrete pump vehicle |
| 06/10/2009 | EP1446272B1 Pump with integral filter for a hot melt adhesive system |
| 06/10/2009 | CN201255088Y Adjustable double-layer seal assembly for concrete delivery pump |
| 06/04/2009 | DE102007058118A1 Thick material e.g. liquid mortar, producing device for two-component injection system, has controller with pressure sensor and/or pressure switch actuated during pressure stroke upon pressure threshold value within thick material pump |
| 06/02/2009 | US7540274 High pressure fuel supply pump for internal combustion engine |
| 05/28/2009 | WO2009066292A1 Pumping unit for delivery of liquid medium from a vessel |
| 05/27/2009 | CN101440789A Concrete pump |
| 05/22/2009 | WO2009003785A3 Pipe junction for two-cylinder viscous matter pumps |
| 05/22/2009 | WO2009003784A3 Wearing ring for use in concrete pumps |
| 05/20/2009 | EP2059675A2 Metering pump |
| 05/20/2009 | DE102004025910B4 Antriebseinrichtung für eine Zweizylinderdickstoffpumpe und Verfahren zum Betrieb derselben Drive device for a two-cylinder thick matter pump and method of operation thereof |
| 05/20/2009 | CN201241820Y 煤泥泵活塞 Slurry pump piston |
| 05/20/2009 | CN201241804Y High-efficiency methane tank stuff pumping pump |
| 05/20/2009 | CN101435422A Abrasion-proof plunger pump |
| 05/19/2009 | US7534616 Uninterrupted flow pump apparatus and method |
| 05/19/2009 | US7534098 Suction distribution and disconnection system for a submersible pump |
| 05/14/2009 | WO2009059376A1 Improved concrete pump |
| 05/13/2009 | EP1917440B1 Device for delivering thick matter |
| 05/13/2009 | CN201236833Y Light slush pump with novel structure |
| 05/13/2009 | CN201236778Y Grout pump |