| Patents for F04D 7 - Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (4,105) |
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| 09/04/2013 | EP2634433A1 Pump for cryogenic liquefied gas |
| 09/04/2013 | CN203175997U High temperature molten salt pump |
| 09/04/2013 | CN203175877U Forced gas-liquid separated jet self-priming pump |
| 09/04/2013 | CN203175873U Coal cinder smashing device of centrifugal pump suction inlet |
| 09/04/2013 | CN203175872U High temperature molten salt pump |
| 09/04/2013 | CN103272686A Conveying technology for iron tailing paste |
| 08/29/2013 | WO2013020838A3 Centrifugal pump |
| 08/28/2013 | CN203161561U High-temperature saline liquid pump |
| 08/28/2013 | CN203161556U Submersible sewage pump |
| 08/28/2013 | CN203161555U Efficient environment-friendly mortar pump |
| 08/28/2013 | CN103267020A High-temperature molten salt pump |
| 08/28/2013 | CN103267019A Pneumatic pump suitable for conveying viscous fluid |
| 08/22/2013 | US20130216405 Cryogenic pump for liquefied gases |
| 08/22/2013 | US20130216386 Pump for pumping molten metal including components that resist deterioration |
| 08/21/2013 | CN203146356U Scissor-type sewage pump |
| 08/21/2013 | CN203146343U High-temperature and high-pressure hot water circulating pump |
| 08/21/2013 | CN203146342U High-temperature and high-pressure horizontal pump |
| 08/20/2013 | CA2687904C Centrifugal impeller/propeller pump system |
| 08/16/2013 | CA2807009A1 Pump for pumping molten metal including components that resist deterioration |
| 08/15/2013 | US20130209282 Powder supplying device for a powder coating installation |
| 08/14/2013 | EP2626564A1 Pump, separation device for a pump, and a rotor shaft for a pump |
| 08/14/2013 | EP2626563A2 Pump, recirculating device for a pump and rotor shaft for a pump |
| 08/14/2013 | CN203130524U Horizontal type blocking-free sand sucking pump |
| 08/14/2013 | CN103244430A Slurry pump with replaceable spindle head |
| 08/14/2013 | CN101858352B Self-flushing submersible sewage pump |
| 08/08/2013 | DE102005003008B4 In einem Gehäuse aufgenommene Brennstoffpumpe Accommodated in a housing fuel pump |
| 08/07/2013 | CN203114651U Novel stainless steel centrifugal pump |
| 08/07/2013 | CN203114642U Slurry pump |
| 08/07/2013 | CN203114641U Sewage submersible sewage pump |
| 08/07/2013 | CN203114640U Slurry pump with stable performance |
| 08/07/2013 | CN203114639U Titanium dioxide mortar pump |
| 08/06/2013 | US8501084 Support posts for molten metal pumps |
| 08/06/2013 | US8500393 Chopper pump |
| 08/01/2013 | WO2013112045A1 Pump and a method of manufacturing such a pump |
| 08/01/2013 | US20130195618 Underwater Compressor Arrangement And Underwater Process Fluid Conveying Arrangement Equipped Therewith |
| 07/31/2013 | CN203098356U Novel conveying device for blade pump |
| 07/31/2013 | CN203098303U Middle-concentration pump capable of reducing fiber damages |
| 07/25/2013 | US20130189079 Rotor with inlet perimeters |
| 07/25/2013 | DE10327573B4 Einstufige Strömungspumpe Single-stage flow pump |
| 07/24/2013 | CN203081861U High- abrasion-resistance snail type box of slurry pump |
| 07/24/2013 | CN203081784U Wear-resisting corrosion-resisting mine submersible electric pump |
| 07/24/2013 | CN203081773U Corrosion-resisting pump |
| 07/24/2013 | CN203081772U Fluoroplastics liner centrifugal pump |
| 07/24/2013 | CN203081771U High- abrasion-resistance pump head box device of slurry pump |
| 07/17/2013 | CN103206414A High-temperature molten salt pump |
| 07/17/2013 | CN103206384A High-temperature molten salt pump with composite heat-dissipation structure |
| 07/17/2013 | CN103206383A Vapor-core pump with impeller central pressure supplement regulator |
| 07/17/2013 | CN101600886B A system and method for monitoring and control of wind farms |
| 07/10/2013 | CN203051150U Heat resisting and corrosion resisting centrifugal pump |
| 07/10/2013 | CN203051149U Phthalic anhydride dedicated pump |
| 07/10/2013 | CN103195719A Slurry suction device for slurry pumping of slurry pump |
| 07/04/2013 | US20130170959 Power steering pump |
| 07/04/2013 | US20130170946 Riserless transfer pump and mixer/pre-melter for molten metal applications |
| 07/02/2013 | US8475708 Support post clamps for molten metal pumps |
| 06/27/2013 | WO2013096726A1 Pump control including cleaning procedure or stopping depending on motor load |
| 06/27/2013 | WO2013092144A1 Method and pump for pumping highly viscous fluids |
| 06/26/2013 | CN203023069U Lead pump |
| 06/26/2013 | CN203023068U High-temperature-resistant and corrosion-resistant centrifugal pump |
| 06/26/2013 | CN103180615A Pump for cryogenic liquefied gas |
| 06/19/2013 | CN203009306U Submersible self-circulation cooling lubricating apparatus of vertical-type long-shaft impurity pump |
| 06/19/2013 | CN103161733A Ti / TiCrN nanometer multilayer coating impeller and preparation method thereof |
| 06/19/2013 | CN101749249B Waterpump for coolant transportation in a low temperature- and high temperature circulation system |
| 06/12/2013 | CN202991609U Dynamic seal pump |
| 06/12/2013 | CN202991517U A feeding and discharging device for a biogas digester |
| 06/12/2013 | CN202991516U Novel non-clogging pump cover sewage pump |
| 06/12/2013 | CN202991515U Novel energy-saving submersible sewage pump |
| 06/12/2013 | CN202991514U Novel energy-saving non-clogging sewage pump |
| 06/12/2013 | CN202991513U Novel non-clogging submersible sewage pump |
| 06/12/2013 | CN103154522A Wear reduction device for rotary solids handling equipment |
| 06/11/2013 | CA2587651C Pump with cutting impeller |
| 06/06/2013 | US20130142625 Gas-transfer foot |
| 06/06/2013 | DE102008064162B4 Kreiselpumpe mit einer feststehenden Achse Centrifugal pump with a fixed axis |
| 06/06/2013 | DE10200579B4 Selbstansaugende Kreiselpumpe Self-priming centrifugal pump |
| 06/05/2013 | EP2598753A1 Screw type pump or motor |
| 06/05/2013 | CN202971282U Device for lowering slurry pump inlet abrasion |
| 06/05/2013 | CN202971206U Non-blocking sewage pump |
| 06/05/2013 | CN202971205U Medium-consistency slurry pump |
| 05/29/2013 | DE10301629B4 Freistrompumpe Free-flow pump |
| 05/29/2013 | DE10296521B4 Pumpvorrichtung Pumping device |
| 05/29/2013 | CN103122873A Improved posterior-suction type anticorrosive pump |
| 05/29/2013 | CN103122859A High-efficiency double-chamber centrifugal slurry pump |
| 05/29/2013 | CN101571135B Centrifugal pump with crushing device |
| 05/28/2013 | US8449264 Method for delivering fluids using a centrifugal pump |
| 05/28/2013 | CA2708505C System, method and apparatus for two-phase homogenizing stage for centrifugal pump assembly |
| 05/22/2013 | EP2594799A1 Centrifugal pump device |
| 05/22/2013 | CN202946408U Submerged pump with magnetic bearings |
| 05/22/2013 | CN202946403U Dismountable horizontal type self-absorption crushing pump with reamer |
| 05/22/2013 | CN202946400U Paper pulp pump |
| 05/22/2013 | CN103113111A Manufacturing method of silicon carbide product for centrifugal pump |
| 05/21/2013 | US8444911 Shaft and post tensioning device |
| 05/14/2013 | US8440135 System for releasing gas into molten metal |
| 05/14/2013 | CA2689311C Non-ferrous metal melt pump and non-ferrous metal melting furnace using the same |
| 05/08/2013 | CN202926644U Emulsion pump |
| 05/02/2013 | US20130108411 Cutter assembly and high volume submersible shredder pump |
| 05/01/2013 | EP2586531A2 Cutter assembly and high volume submersible shredder pump |
| 05/01/2013 | CN202914361U Centrifugal pump of silicon carbide ceramic lining |
| 05/01/2013 | CN202914325U Sheared-type non-blocking sewage pump |
| 04/24/2013 | CN102242727B Bearing box of heavy slurry pump and shafting transmission structure thereof |
| 04/23/2013 | CA2715671C Magnetic induction pump |
| 04/23/2013 | CA2659492C Electric submersible pump with specialized geometry for pumping viscous crude oil |