Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 15 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
Patents for F04B 15 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts (3,388)
01/2013
01/09/2013CN102297312B Mechanism for lowering fluid pulse impact, double-cylinder reversing pumping system and concrete pump
01/09/2013CN101835530B High-pressure homogenizer
01/08/2013CA2741849C Diaphragm pumps and transporting drag reducers
01/03/2013WO2013002739A1 High pressure piston pump
01/03/2013WO2013000076A1 Cryogenic pumps
01/03/2013US20130004341 Concrete pumping structure and control method thereof
01/02/2013EP2541062A1 Cryogenic pump
01/02/2013EP2541061A1 Cryogenic pumps
01/02/2013CN202645910U Petroleum drilling slime pump
01/02/2013CN202645908U Device for pumping high-viscosity liquid
01/02/2013CN202645906U 油缸和混凝土泵送设备 Cylinders and concrete pumping equipment
01/02/2013CN202645904U Four-cylinder slurry pump
01/02/2013CN102859192A Bellows backup chamber
01/02/2013CN102852754A Ball valve type mortar pump
01/02/2013CN102852753A Hydraulic grouting pump
01/02/2013CN101915288B Clutch gearbox for slurry pump
12/2012
12/26/2012EP2536950A1 Method and disposable low-cost pump in container for liquid color dispensing
12/26/2012CN202628422U Four-suction and four-discharge type high-pressure grouting pump
12/20/2012WO2012171757A1 Conveyor assembly for operating/auxiliary materials for internal combustion engines
12/20/2012WO2012139898A4 Diaphragm pump and method for delivering fine-grain powder with the aid of a diaphragm pump
12/20/2012DE102011104546A1 Pumpe zum Fördern eines kryogenen Fluids Pump for delivering a cryogenic fluid
12/19/2012EP2535588A1 Distribute valve for concrete pump, concrete pump, control method thereof and concrete pump truck
12/19/2012EP2535585A1 Pump for conveying a cryogenic fluid
12/19/2012CN202612080U S pipe distribution valve, pumping device and concrete pump
12/19/2012CN102828942A Constant-power control device and method for variable displacement pump and concrete pumping installation
12/12/2012EP2532212A1 A system and method for induction heating a helical rotor using a coil
12/12/2012CN102817828A Apparatus and method for releasing automatic inlet check valve in paint pump
12/06/2012DE102011103026A1 Rotor machine, particularly hydrostatic machine or electric machine, comprises rotor, which is rotatably arranged in housing inner space of housing, where housing is partially filled with fluid
12/05/2012CN202579163U Double liquid inlet low temperature submerged pump pool
12/05/2012CN202579159U Anti-wear concrete piston and concrete pumping device
12/05/2012CN102808752A Proportioning pump with graphite back pressure valve
11/2012
11/27/2012CA2696683C Quintuplex mud pump
11/22/2012US20120294795 Hydraulic desalination device and method
11/21/2012CN202545215U Wear plate for concrete pumping and concrete pump with wear plate
11/21/2012CN202545214U Pump-blockage-preventing structure for concrete pump
11/21/2012CN202545160U Heat preservation pump used in production process of aspartame
11/21/2012CN202545159U Acetic-acid constant temperature pump for aspartame production
11/14/2012CN202531378U Pumping distributing mechanism, pumping device and concrete pumping vehicle
11/14/2012CN202531377U Intelligent ball-isolation oil isolation pump
11/14/2012CN102777364A Pumping mechanism and control method thereof as well as concrete pumping equipment
11/14/2012CN102269161B Pumping mechanism and distribution valve thereof, and concrete pumping machine
11/14/2012CN101855450B Improved concrete pump
11/13/2012CA2511462C Airless dispensing pump
11/08/2012CA2833944A1 High pressure stimulation pump
11/07/2012CN202520497U Concrete pump
11/07/2012CN102767502A Double-power pumping system and vehicle-mounted pumping device
11/07/2012CN102767498A Multifunctional single-cylinder concrete pump
10/2012
10/31/2012CN202510307U Novel gasoline engine sewage pump structure
10/31/2012CN102086858B Eyeglass plate for concrete delivery pump
10/24/2012CN102753825A Device and method for pumping flowable masses
10/18/2012WO2012139898A1 Diaphragm pump and method for delivering fine-grain powder with the aid of a diaphragm pump
10/17/2012CN202493390U Slow-revolution high-torque mud-driven hydraulic motor for oil drilling
10/17/2012CN102734255A Piston cylinder and concrete pump with piston cylinder
10/17/2012CN102734113A Hydraulic drive type slurry sucking and discharging device
10/17/2012CN102734112A Concrete pumping equipment and concrete conveying hydraulic system thereof
10/17/2012CN102734108A Four-cylinder slurry pump
10/17/2012CN101550928B Material level judging and controlling mechanism of concrete delivery pump
10/11/2012WO2012136778A2 Membrane dust-pumping system
10/10/2012CN202483862U Sliding-vane one-way valve and mud pump thereof
10/10/2012CN202483824U Corrosion-resistant energy-saving oil-free vertical type vacuum pump
10/10/2012CN202483823U Engineering machinery and material pumping system thereof
10/10/2012CN202483822U Slurry pump
10/10/2012CN202483515U Vacuum return bailing pump
10/10/2012CN102720670A Hydraulic valve, concrete pumping system and concrete pump
10/10/2012CN101718265B Sealing component of pumping equipment, distribution valve assembly, pumping equipment and control method
10/04/2012US20120251338 Vibratory Cavitation Pump Lishanski
10/03/2012CN102705225A Composite concrete conveying cylinder and manufacturing method thereof, and pumping mechanism and concrete conveying pump
10/03/2012CN102705224A Concrete piston, pumping system and concrete pump
10/03/2012CN102705192A Hydraulic-type slag charge lift pump
10/03/2012CN102146913B Pumping system and distributing valve thereof, and concrete transporting machinery
10/03/2012CN101660635B Conveying pipe, concrete conveying machine
10/03/2012CN101586545B Plunger-type sludge pumping method and device
09/2012
09/27/2012WO2012126939A1 Piston-type transfer pump device, method for transferring particulate solid matter using such a device, application of the method to the feeding of a gasification reactor
09/27/2012CA2830130A1 Piston-type transfer pump device, method for transferring particulate solid matter using such a device, application of the method to the feeding of a gasification reactor
09/26/2012CN101228355B Automatic inlet check valve release device in a paint pump
09/26/2012CN101223390B Piston rod seal on pumps for cryogenic media
09/20/2012DE102011001378A1 Kolben-Zylinder-Einheit für eine Kolbenpumpe, insbesondere für die Hochleistungsflüssigkeitschromatographie Piston-cylinder unit for a piston pump, particularly for high performance liquid chromatography
09/19/2012EP2500566A1 Segmented solid feed pump
09/19/2012CN202441583U Piston sealing body, concrete pumping piston and concrete pump truck
09/19/2012CN102678540A Hydraulic oil cylinder, hydraulic oil circuit, material pumping system, and engineering machinery
09/13/2012WO2012119251A1 Modular pump assembly
09/13/2012CA2828614A1 Modular pump assembly
09/05/2012EP2494140A1 Permanent magnet direct drive mud pump
09/05/2012CN202417927U Coal tar conveying pump
09/05/2012CN202417862U Pumping mechanism and concrete pump
09/05/2012CN102168662B Hydraulic direct-drive vertical multi-cylinder mud pump
09/05/2012CN101865127B Pumping device and piston of conveying cylinder thereof
09/05/2012CN101858343B Cutting ring and glasses plate and processing method thereof
09/05/2012CN101776053B Concrete pumping structure
08/2012
08/30/2012DE102011012590A1 Verfahren zur Bestimmung der Fördermenge eines Flüssigkeitsfördermittels A method for determining the delivery of a fluid conveying means
08/29/2012EP2492508A2 Method for determining the flow of a liquid conveyor
08/29/2012EP2491247A1 Compressor system
08/29/2012CN202402243U Total PEEK (polyether-ether-ketone) material high-pressure constant flow pump
08/29/2012CN202402239U Pumping device
08/29/2012CN102650540A Method for determining delivery rate of liquid conveyor
08/29/2012CN102650303A Power-driven device of concrete pumping equipment and concrete pumping equipment
08/22/2012CN101725496B Synchronous injection pump with stepless proportioning
08/15/2012EP2485961A1 Storage device and method for dispensing a fluid or viscous material
08/15/2012CN202381276U Mud pump for rapidly sealing gas draw drilling hole
08/15/2012CN102635545A Concrete conveying cylinder and manufacturing method thereof as well as pumping system and concrete pump
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