| 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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| 04/09/2008 | CN101158358A White potato delivery pump |
| 04/08/2008 | CA2398257C Liner for centrifugal slurry pumps |
| 04/02/2008 | EP1906026A1 Centrifugal pump |
| 04/02/2008 | EP1906025A1 Centrifugal pump |
| 04/02/2008 | CN201043530Y Non-obstruction groundwater sludge pump |
| 04/02/2008 | CN201043523Y Corrosion-resistant abrasion-proof lining plastic pump |
| 04/02/2008 | CN101153614A Adjusting device for half-opened impeller wearing plate |
| 04/02/2008 | CN101153602A Pump for washing machine |
| 04/02/2008 | CN101153601A Pump for washing machine |
| 04/02/2008 | CN101153453A Washing machine |
| 04/02/2008 | CN100378277C Method and pump unit for the effective treatment of sewage in a transfer tank |
| 03/26/2008 | EP1903216A1 Centrifugal pump, and use thereof |
| 03/26/2008 | CN101149055A Impeller centrifugal pump and method for changing its wear part location |
| 03/20/2008 | WO2008031457A1 Method for the production of tough-at-subzero steels |
| 03/19/2008 | EP1899609A1 A pump |
| 03/19/2008 | CN101144480A Fowl and livestock feces discharging device |
| 03/19/2008 | CN101144479A Single-stage horizontal automatic balance centrifugation seal pump |
| 03/12/2008 | EP1897439A1 Water pump for bodies of water containing suspended matter |
| 03/12/2008 | CN101142411A Pump with cutting impeller and pre-chopper |
| 03/12/2008 | CN100374729C Vertical disintegratable self-suction dredge pump |
| 03/11/2008 | US7341436 Open face cooling system for submersible motor |
| 03/05/2008 | CN101135311A Waste acid concentration pump |
| 03/04/2008 | US7338252 Pump for the transporting of fluids and of mixtures of fluids |
| 02/27/2008 | EP1891331A1 A pump |
| 02/27/2008 | CN201027661Y Centrifugal pump with negative-pressure impeller |
| 02/27/2008 | CN201027660Y Post-demounting forced circulation pump |
| 02/27/2008 | CN201027659Y Serum recirculating pump used for single housing flue gas desulfurization |
| 02/27/2008 | CN201027658Y Constant-temperature water-heating pump |
| 02/27/2008 | CN201027657Y Sewage pump with cutter device |
| 02/20/2008 | CN100370144C Bulk material pump feeder |
| 02/19/2008 | US7331921 Implantable heart assist system and method of applying same |
| 02/13/2008 | CN201021666Y A swirl sunk sand shielding pump |
| 02/13/2008 | CN101124033A A method of and an apparatus for feeding gaseous or liquid fluid into a medium |
| 02/13/2008 | CN100368688C 燃料泵 Fuel pump |
| 02/12/2008 | US7329094 Production of machine parts provided with a mineral casting |
| 02/12/2008 | US7329085 Pump impeller |
| 02/06/2008 | EP1884665A2 Bio gas facility pump for pumping conveyable biomass in a bio gas facility |
| 02/06/2008 | CN201016343Y Underflow pump |
| 02/06/2008 | CN101117964A Diving cutting dredge pump ingress structure |
| 02/06/2008 | CN100366915C Slag pulp filter pressing pump |
| 01/31/2008 | DE102006035743A1 Biogas plant feed pump for delivering pumpable biomass e.g. organic solids, has suction duct with inlet opening for biomass to be pumped, where biomass lies above rotor opening provided in operating position of pump in duct direction |
| 01/30/2008 | CN201013667Y Chemical centrifugal pump |
| 01/30/2008 | CN201013652Y Connecting shaft type self agitating apparatus for submerged slush pump |
| 01/30/2008 | CN201013651Y Processing pump containing oil-contaminated water |
| 01/30/2008 | CN201013643Y Auto purification water quality electric pump |
| 01/30/2008 | CN201013641Y Magnetic force centrifugal pump separation sleeve |
| 01/30/2008 | CN201013607Y High-temperature oil pump and high-temperature oil bath hollowware |
| 01/30/2008 | CN201013606Y Desulfurize pump |
| 01/29/2008 | CA2448772C Attachment of bearing elements by deformation |
| 01/29/2008 | CA2246188C Front-removable bearing housing for vertical turbine pump |
| 01/24/2008 | US20080019831 Centrifugal Pump |
| 01/23/2008 | CN201011343Y Helix centrifugal type pulp pump |
| 01/23/2008 | CN101109386A Structure of water inlet of submersible pollution discharging pump |
| 01/16/2008 | EP1878922A2 Method for transferring easily-polymerizable substance |
| 01/16/2008 | CN100361804C Technology and apparatus for forming worm channel with plastic liner of centrifugal pump |
| 01/09/2008 | EP1875078A1 Air diffuser system for industrial pumps |
| 01/09/2008 | CN201003495Y Corrosionproof submerged pump |
| 01/09/2008 | CN201003494Y Corrosionproof submerged pump |
| 01/08/2008 | CA2350329C Improvements relating to froth pumps |
| 01/02/2008 | EP1872016A1 Use of fluidic pumps |
| 01/02/2008 | CN200999731Y Seamless marsh gas tank dreg pump |
| 01/02/2008 | CN101096953A Pump, in particular for water-bearing domestic appliances |
| 01/01/2008 | US7314348 Impeller for molten metal pump with reduced clogging |
| 12/26/2007 | CN200996381Y Floating corrosive-proof liquid lower pump |
| 12/26/2007 | CN101092963A Multifunctional diving slurry pump |
| 12/26/2007 | CN100357608C Plastic magnetic force pump |
| 12/25/2007 | US7311335 Trailer and fuel tank assembly |
| 12/18/2007 | US7309206 Fuel pump received in housing |
| 12/12/2007 | EP1337478B1 Process and apparatus for treating wastewater |
| 12/12/2007 | CN200989324Y Desulfuring pump vane fixing structure |
| 12/12/2007 | CN200989323Y Centrifugal coal slurry pump with double vane structure |
| 12/05/2007 | EP1861624A1 Pump with cutting impeller and pre-chopper |
| 12/05/2007 | CN200985904Y 离心泵 Centrifugal |
| 12/05/2007 | CN200985885Y Centrifugal pump optimizing device |
| 12/05/2007 | CN100352580C Device for supplying casting installations with molten metal |
| 12/04/2007 | US7303062 Bulk material pump feeder with reduced disk jamming |
| 11/29/2007 | WO2007134740A1 Soldering apparatus |
| 11/29/2007 | US20070274820 Centrifugal Pump |
| 11/28/2007 | CN200982322Y Heat medium pump |
| 11/28/2007 | CN200982311Y Seal adjustable slurry pump |
| 11/28/2007 | CN101077539A Plastic-lining centrifugal pump special-shaped flow passage processing device |
| 11/21/2007 | CN200978829Y Desulfurizing pump |
| 11/21/2007 | CN200978828Y Desulfurizing pump |
| 11/21/2007 | CN101076668A Pump with cutting impeller |
| 11/21/2007 | CN101075776A Flow-guiding pipe for DC electromagnetic pump |
| 11/21/2007 | CN101074680A Oil-slurry pump with composite coating lining |
| 11/14/2007 | CN200975347Y Pollution discharging pump with cutter device |
| 11/14/2007 | CN200975346Y Pump used for medium containing crystal |
| 11/14/2007 | CN200974982Y Diving dredge pump |
| 11/08/2007 | WO2007127616A2 Cavitation heating system and method |
| 11/07/2007 | CN200971864Y Unblock discharge pump |
| 11/06/2007 | CA2446543C Apparatus for use in slurry pumps |
| 10/31/2007 | CN200968321Y High pressure wear resistant centrifugal pump |
| 10/31/2007 | CN200968320Y High pressure wear resistant centrifugal pump |
| 10/31/2007 | CN200968311Y High efficiency dredgepump |
| 10/31/2007 | CN200968290Y Vertical type large-sized high-temperature axial-flow pump |
| 10/30/2007 | CA2387625C Technique for producing a high gas-to-liquid ratio fluid |
| 10/25/2007 | DE102006018117A1 Centrifugal pump for abrasive liquids, has housing formed by cast part, where housing has concavity flown by liquid and parts of inner walls of concavity are formed by wear protection part |
| 10/24/2007 | CN200964970Y Rubber-lined limestone slurry circulation pump |
| 10/24/2007 | CN200964965Y Reverse rotation prevention device for vertical sewage pump |