| 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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| 05/13/2009 | CN101432521A Feed pump and sealing arrangement for same |
| 05/07/2009 | WO2009026992A3 Pump, in particular for cryogenic media |
| 05/07/2009 | US20090114190 High pressure pump and method of reducing fluid mixing within same |
| 05/07/2009 | US20090114189 High pressure pump and method of reducing fluid mixing within same |
| 05/06/2009 | EP2054622A1 Delivery pump |
| 05/06/2009 | CN201232612Y Liquid stage raw material conveying device |
| 05/06/2009 | CN101424255A Mineral fluid high-pressure delivery pump |
| 04/30/2009 | WO2009054041A1 High-pressure homogenizer |
| 04/30/2009 | WO2009053005A1 Concrete pump with piston lubrication |
| 04/23/2009 | CA2702994A1 Piston pump |
| 04/15/2009 | EP1723336B1 Cryogenic fluid pumping system |
| 04/15/2009 | CN101410619A Piston pump for thick matter |
| 04/09/2009 | WO2009022227A3 Liquid paint pumping apparatus |
| 04/09/2009 | WO2008030180A8 Metering pump |
| 04/08/2009 | CN201218193Y Spectacles plate and cutting ring for concrete delivery pump |
| 04/02/2009 | WO2009041811A1 Slurry pump |
| 03/25/2009 | CN201212469Y Monitoring and displaying instrument for mud pump |
| 03/25/2009 | CN101392741A Plastic pump for high pressure cleaning machine |
| 03/24/2009 | CA2500543C Flow control system |
| 03/18/2009 | CN201209543Y Environmental-protecting type ceramic plunger pump lubricated without grease |
| 03/12/2009 | US20090067992 Sewage Pump |
| 03/12/2009 | US20090064857 Pump Plungers and Methods |
| 03/11/2009 | EP1756425A4 Reciprocating pump |
| 03/11/2009 | CN201206538Y Telescopic earth and sand pump with built-in oil cylinder |
| 03/11/2009 | CN100468928C Equipment and method for pumping melten metal |
| 03/05/2009 | WO2009026992A2 Pump, in particular for cryogenic media |
| 03/05/2009 | WO2009026991A1 Pump, in particular for cryogenic media |
| 03/04/2009 | CN201202623Y Split type slurry pump head |
| 03/04/2009 | CN100465437C An enclosed compressor |
| 03/03/2009 | CA2366226C Slurry piston pump |
| 02/26/2009 | WO2009024629A1 High-pressure polymer injection pump |
| 02/26/2009 | US20090050721 Pump assemblies having a quick-release latching mechanism and methods for securing pump assemblies in a tank |
| 02/26/2009 | DE102007040089A1 Pumpe, insbesondere für kryogene Medien Pump, in particular for cryogenic media |
| 02/26/2009 | DE102007040087A1 Pumpe, insbesondere für kryogene Medien Pump, in particular for cryogenic media |
| 02/19/2009 | WO2009022227A2 Liquid paint pumping apparatus |
| 02/18/2009 | CN201196140Y Animal kind hazardous solid waste delivery pump |
| 02/12/2009 | WO2009018898A2 High-pressure hydrogen pump |
| 02/12/2009 | DE102007050279B3 Betonpumpe mit Kolbenschmierung Concrete pump with piston lubrication |
| 02/12/2009 | DE102007037148A1 Verschleißkörper für eine Betonpumpe und Verfahren zur Herstellung eines Verschleißkörpers für eine Betonpumpe Wear body for a concrete pump and method for producing a wear member for a concrete pump |
| 02/12/2009 | DE102007037114A1 Hochdruckwasserstoffpumpe High-pressure hydrogen pump |
| 02/11/2009 | CN100460671C Concrete piston lubricating apparatus |
| 02/05/2009 | DE102007035616A1 Cryogenic medium piston pump, especially for liquid hydrogen for vehicles, has device for supplying cooling medium into region of cylinder volume wall |
| 01/28/2009 | EP1915530B1 Cryogenic compressor comprising a high-pressure phase separator |
| 01/28/2009 | CN201187440Y Adjustable type electric multi-point grease lubricating pump |
| 01/28/2009 | CN101354023A Main power system of concrete delivery pump and concrete delivery pump |
| 01/21/2009 | CN101349265A Concrete delivery pump adjustable double-layer seal assembly |
| 01/15/2009 | DE202008013678U1 Dickstoffpumpe (Schieberschwenkpumpe) Slurry pump (slide swing pump) |
| 01/14/2009 | CN101346577A Apparatus and method for pumping a cryogenic fluid from a storage vessel and diagnosing cryogenic pump performance |
| 01/14/2009 | CN101344079A Drilling pump |
| 01/13/2009 | CA2347022C Systems and methods for control of pumps |
| 01/08/2009 | DE102007031254A1 Verschleißring für den Einsatz in Betonpumpen Wear ring for use in concrete pumps |
| 01/08/2009 | DE102007031252A1 Rohrweiche für Zweizylinder-Dickstoffpumpen Diverter valve for two-cylinder slurry pump |
| 01/07/2009 | CN201176912Y High pressure large flow rate ceramic piston pump |
| 01/07/2009 | CN100448490C Ceramic pump for blood purifying |
| 12/24/2008 | EP2004997A1 Feed pump and sealing arrangement for same |
| 12/24/2008 | CN201170173Y Coal slurry pump |
| 12/24/2008 | CN101328874A Hydraulic slurry pump |
| 12/24/2008 | CN100445559C Sludge pump and its operation method |
| 12/23/2008 | US7467927 Pumping arrangement |
| 12/18/2008 | DE102007038635B3 Arrangement for electromagnetically dosing electrically conductive substance present itself in closed channel system, has magnetic system, driving unit, measuring unit, measuring data memory unit, evaluation unit and control loop system |
| 12/17/2008 | EP2002121A1 Piston pump for thick matter |
| 12/17/2008 | CN201165967Y Pulling type concrete delivery pump water tank machine frame connecting apparatus |
| 12/17/2008 | CN201165966Y Concrete delivery pump |
| 12/17/2008 | CN201165950Y Valve chamber type scale formation-proof plunger pump |
| 12/17/2008 | CN201165948Y Conveying device of concrete pump |
| 12/11/2008 | US20080304977 Use of Fluidic Pumps |
| 12/10/2008 | CN201162638Y Split type concrete delivery pump |
| 12/09/2008 | US7462020 Concrete pump with pivotable hopper asssembly |
| 12/03/2008 | CN201159168Y Three-cylinder horizontal plunger slurry pump for well drilling and repairing |
| 12/03/2008 | CN201159148Y Sand pump of horizontal well |
| 12/03/2008 | CN201159147Y Crankshaft variable mud injecting pump |
| 12/03/2008 | CN201159146Y Wet sludge conveyer |
| 12/03/2008 | CN100439703C Thick matter piston pump |
| 11/26/2008 | CN201155452Y Concrete delivery pump high and low-voltage automatic switching device |
| 11/26/2008 | CN100436818C Metering pump with gas removal device |
| 11/24/2008 | CA2632266A1 Mastic pump |
| 11/20/2008 | WO2008138446A1 High-pressure hydrogen pump |
| 11/20/2008 | WO2008138220A1 Direct-current electromagnetic pump for aluminum electrolytic cell |
| 11/20/2008 | DE102007022961A1 Hochdruckwasserstoffpumpe High-pressure hydrogen pump |
| 11/19/2008 | EP1991787A1 Apparatus for controlling delivery of fluid from a vessel |
| 11/19/2008 | CN101307755A Mud pump control displayer |
| 11/12/2008 | CN201148967Y Valve covers of reciprocating pump hydraulic terminal suction and discharge ball valve |
| 11/12/2008 | CN201148951Y Plunger type quantitative lead pump |
| 11/12/2008 | CN201148950Y Concrete pump for down-hole |
| 11/12/2008 | CN201148949Y Stirring concrete pump for down-hole |
| 11/12/2008 | CN100432428C High pressure pumping apparatus |
| 11/06/2008 | WO2008132839A1 Drawing device and method of drawing contained fluid |
| 11/06/2008 | WO2008132514A1 Drilling rig apparatus |
| 10/29/2008 | CN100429453C Apparatus and method for holding a cryogenic fluid and removing same therefrom with reduced heat leak |
| 10/23/2008 | WO2008126035A1 Pump system |
| 10/23/2008 | US20080260560 Piston Pump for Thick Materials |
| 10/15/2008 | EP1980750A2 Device for the adjustment of the orbital position of the operating rollers of the rotor of a peristaltic pump |
| 10/15/2008 | CN201133333Y Air suction preventing self-pressurizing compensation type mud pump piston |
| 10/15/2008 | CN100425830C Mud pressure pump and method for manufacturing mud pressure cylinder |
| 10/08/2008 | EP1978249A1 A distribution valve for concrete transport pump |
| 10/08/2008 | CN201129283Y Bore mud pump split machine frame |
| 10/08/2008 | CN201129282Y Bore mud pump rotary tight adjustable high pressure resistant piston |
| 10/01/2008 | CN201125850Y Hood of concrete pump |
| 10/01/2008 | CN201125849Y Three-cylinder single-action bore mud pump |
| 09/25/2008 | WO2008115218A2 Methods and apparatus for pumping liquified gases |