| 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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| 10/17/2013 | DE102012207568A1 Herstellungsverfahren für einen Mastarm und Betonverteilermast Manufacturing method of a mast arm and concrete distributor mast |
| 10/16/2013 | CN103352822A Plunger tilting tray type slush pump |
| 10/10/2013 | DE10211978B4 Pumpe zur Entnahme von Flüssigkeit Pump for dispensing liquid |
| 10/09/2013 | EP2647842A1 Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus |
| 10/09/2013 | CN103348136A Device and system for monitoring a pneumatically-actuated alternating linear displacement pump |
| 10/09/2013 | CN103343741A Double-cylinder pumping device hydraulic oil displacement control method, double-cylinder pumping device and equipment |
| 09/26/2013 | WO2013142129A1 Lance pump having horizontally mounted stepper/servo motor |
| 09/26/2013 | US20130251548 Compressor |
| 09/26/2013 | US20130251507 Epdm composition |
| 09/26/2013 | US20130247608 Refrigerator and compressor |
| 09/25/2013 | EP2642128A2 Compressor |
| 09/25/2013 | CN203214300U Wear-resistant component of concrete pump and concrete pumping equipment |
| 09/25/2013 | CN203214263U Concrete pump |
| 09/25/2013 | CN103321893A Concrete cylinder, pumping mechanism, and manufacturing method of concrete cylinder |
| 09/25/2013 | CN103321871A Pumping mechanism and pumping device containing same |
| 09/25/2013 | CN103321867A Light large-power drilling mud pump |
| 09/25/2013 | CN102032135B Concrete pump |
| 09/19/2013 | US20130240568 Molten wax pumping device and molten wax dispenser using same |
| 09/18/2013 | EP2638288A1 Method and system for identifying damage to piston membrane pumps containing working fluids |
| 09/18/2013 | CN103306969A Combined sealing device for plunger pump |
| 09/17/2013 | CA2737321C Mud pump |
| 09/11/2013 | CN203189216U Automatic oil pumping device |
| 09/11/2013 | CN103291577A High-pressure measuring pump device for conveying viscous liquids |
| 09/05/2013 | US20130230418 Fuel supply apparatus |
| 09/04/2013 | CN103277296A Wear-resisting component of concrete pump and concrete pumping device |
| 08/28/2013 | CN203161517U Piston sealing member, piston, conveying cylinder and concrete pumping equipment |
| 08/21/2013 | CN103256199A Back-pressure slurry pump |
| 08/14/2013 | CN203130400U Full-metal corrosion-resistant piston liquid pump |
| 08/14/2013 | CN103244404A Hydraulic seal slush pump |
| 08/07/2013 | CN203114551U Pressurizing pump for dimethyl ether vehicle |
| 08/07/2013 | CN203114550U Pumping system of ball-valve-type piston pump |
| 08/06/2013 | CA2714247C Mud pump cylinder assembly and liner system |
| 07/31/2013 | EP2619455A1 Method and equipment for purifying a gas stream |
| 07/31/2013 | CN203098248U Abrasion-resisting and impact-resisting glasses plate and incising ring |
| 07/25/2013 | WO2012150436A3 High pressure stimulation pump |
| 07/24/2013 | CN203081736U Ceramic filling pump |
| 07/24/2013 | CN203081735U Precise ceramic pump |
| 07/24/2013 | CN203081728U Y-shaped wear-resisting glasses plate |
| 07/24/2013 | CN203081727U Wear plate with filleted corners |
| 07/24/2013 | CN203081726U Y-shaped wear-resisting cutting ring |
| 07/24/2013 | CN203081724U V-shaped abrasion-resisting cutting ring |
| 07/24/2013 | CN203081678U Crystallization-preventing ceramic pump |
| 07/24/2013 | CN203081677U Ceramic plunger pump |
| 07/24/2013 | CN203081674U High-precision filling pump |
| 07/23/2013 | US8491272 Pumping-out apparatus and method for pumping out stored fluid |
| 07/18/2013 | WO2013104158A1 Pumping mechanism and material pumping equipment comprising same |
| 07/18/2013 | WO2013104157A1 Rocker structure, bobbing mechanism, pumping system and engineering machine |
| 07/17/2013 | CN203067243U Constant flow pump |
| 07/17/2013 | CN203067208U Coal water slurry heating pumping device |
| 07/10/2013 | CN203051093U Piston assembly and concrete pumping device |
| 07/10/2013 | CN203051022U Oil field profile control pump |
| 07/10/2013 | CN203051021U Anti-explosion combined pump |
| 07/10/2013 | CN103195696A Engineering machine, concrete pumping system and control device and method thereof |
| 07/03/2013 | CN203035476U Variable slush pump |
| 07/03/2013 | CN103184311A Preparation method for producing high-strength cast steel slurry pump and special equipment thereof |
| 06/27/2013 | WO2013091480A1 Method of establishing maximum permitted pump displacement database for pump vehicle |
| 06/27/2013 | WO2013091479A1 Pump displacement controller, pumping system, pump vehicle and pump displacement control method |
| 06/26/2013 | CN203023042U Anti-wear plunger for mud pump |
| 06/26/2013 | CN203023031U Anti-wear front lining plate for mud pump |
| 06/20/2013 | WO2013089147A1 Liquid feed pump and liquid chromatograph |
| 06/20/2013 | WO2013088487A1 Liquid feed pump and liquid chromatograph |
| 06/20/2013 | WO2013086820A1 Swing mechanism and pumping system |
| 06/19/2013 | EP2604840A1 Conveyor device for cryogenic liquids |
| 06/19/2013 | CN203009268U Novel conveying cylinder piston limiting mechanism |
| 06/19/2013 | CN203009203U Erosion resistant durable ceramic pump |
| 06/19/2013 | CN203009202U Special mud pump for bauxite ore washing tailing pulp dry treatment |
| 06/13/2013 | WO2013082976A1 Control apparatus, control method and concrete pump for viscous body pumping mechanism |
| 06/13/2013 | WO2013082909A1 Piston-type mortar pump and pumping system therefor |
| 06/12/2013 | EP2601410A2 Pumping unit for a machine to distribute concrete |
| 06/12/2013 | CN202991384U High-pressure high-flow slurry pump for high-concentration slurries containing coarse wastes |
| 06/12/2013 | CN202991383U Pumping system and concrete pumping device with same |
| 06/12/2013 | CN101929458B Distribution valve and mud or concrete pump with same |
| 06/06/2013 | WO2013080006A1 Cryogenic pumps |
| 06/06/2013 | CA2856806A1 Cryogenic pumps |
| 06/05/2013 | EP2600001A1 Cryogenic pumps |
| 06/05/2013 | CN202971391U Piston cylinder and concrete pump with same |
| 06/05/2013 | CN202971160U Concrete piston and pumping system as well as concrete transfer pump |
| 06/05/2013 | CN202971075U Load sensitive pump, load sensitive hydraulic system and concrete pumping equipment |
| 06/05/2013 | CN202971074U Mortar pump |
| 06/05/2013 | CN103140678A Pumping unit for a machine to distribute concrete |
| 06/05/2013 | CN102229204B Discharging system and method and engineering machinery |
| 05/29/2013 | DE102011104546B4 Pumpe zum Fördern eines kryogenen Fluids Pump for delivering a cryogenic fluid |
| 05/29/2013 | CN102322411B Method and device for discharging pre-cooled liquid in cryogenic liquid pump |
| 05/22/2013 | CN202946366U Chained clamp and concrete pumping system |
| 05/22/2013 | CN103119295A Method and equipment for purifying a gas stream |
| 05/22/2013 | CN103114983A Pumping stroke control method for viscous material double-cylinder pump and pumping equipment for viscous material |
| 05/22/2013 | CN103114980A Pumping stroke control method of double-cylinder pump and pumping device |
| 05/16/2013 | WO2013067874A1 Mounting structure for a concrete pumping unit and concrete pumping equipment |
| 05/15/2013 | EP2592269A1 Cryogenic reciprocating pump intermediate distance piece |
| 05/15/2013 | EP2592268A1 A high pressure pump for injecting cement mixtures |
| 05/15/2013 | CN202937446U Split type piston guide ring, split type piston, piston cylinder and concrete pumping device |
| 05/14/2013 | CA2689311C Non-ferrous metal melt pump and non-ferrous metal melting furnace using the same |
| 05/11/2013 | CA2794893A1 Cryogenic reciprocating pump intermediate distance piece |
| 05/08/2013 | CN202926589U Split piston sealing body, split piston, piston cylinder and concrete pumping equipment |
| 05/08/2013 | CN202926585U Wearing ring and cutting ring and concrete pumping device |
| 05/08/2013 | CN202926539U Device capable of realizing continuous constant flow pumping of concrete |
| 05/02/2013 | WO2013060233A1 Pumping device, hydraulic distribution system and heating method thereof |
| 05/02/2013 | DE112011101269T5 Phasenverschiebungssteuerung für ein oszilierendes Pumpensystem Phase shift control for an Oscillating pump system |
| 05/02/2013 | DE102012108502A1 Air compression device for use in vehicle for inflation of punctured tire, has ventilation connecting piece moving valve tap away from ring, so that spring is compressed to open hole if connecting piece is connected with coupling region |
| 04/24/2013 | CN202900563U Mud pumping device |