| Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443) |
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| 04/09/1998 | WO1998014722A1 A piston assembly of a hydraulic radial piston-type machine |
| 04/09/1998 | WO1998014707A1 Micro-machined device for fluids and method of manufacture |
| 04/09/1998 | CA2267199A1 A piston assembly of a hydraulic radial piston-type machine |
| 04/09/1998 | CA2267086A1 Micro-machined device for fluids and method of manufacture |
| 04/09/1998 | CA2217302A1 Reclamation system for a hydraulic pump system |
| 04/08/1998 | EP0834014A1 Piston mechanism with passage through the piston |
| 04/08/1998 | EP0834013A1 Fuel pump and method of operating same |
| 04/08/1998 | CN2278102Y Long axle rotation and detached parts connection device for vetical no-blocking pump |
| 04/08/1998 | CN2278101Y Oil pump self-closing type polished-rod sealing and wellhead eccentricity adjusting device |
| 04/07/1998 | CA2008202C Reciprocating high-pressure compressor |
| 04/02/1998 | DE19712096C1 Dosing pump for conveying fluids through suction valve |
| 04/01/1998 | EP0833073A2 Resin-made spring and a bellows type constant volume pump using the same |
| 04/01/1998 | EP0833055A2 Liquid pump |
| 04/01/1998 | EP0832809A1 Method of bleeding a hydraulic power steering valve |
| 04/01/1998 | EP0832358A1 Electromagnetically driven reciprocating pump with fluted piston |
| 04/01/1998 | EP0832356A1 Hydraulic piston machine |
| 03/26/1998 | WO1998012434A1 Piston pump |
| 03/26/1998 | DE19712147A1 Kolbenpumpe Piston pump |
| 03/25/1998 | EP0831236A2 Motor pump with cooled frequency converter |
| 03/25/1998 | CN2276998Y Extension pipe for fluid positive displacement pump |
| 03/25/1998 | CN1177423A Electric hydaulic hybrid motor |
| 03/25/1998 | CN1177384A Corrosion resistant cerment wear parts |
| 03/24/1998 | US5730042 Retaining device for axial piston machines |
| 03/19/1998 | WO1998011348A1 Reciprocating piston pump with bleed passages |
| 03/19/1998 | WO1998011345A1 Hydraulic pump and hydraulic engine |
| 03/18/1998 | EP0829266A2 Automated peritoneal dialysis system |
| 03/18/1998 | CN2276571Y Filter unit fixed on water pump suction |
| 03/18/1998 | CN1176349A Alarming anti-theft and pollution-preventing sealing device |
| 03/18/1998 | CA2215713A1 Pump-packing device for down-hole well arrangements |
| 03/17/1998 | US5728069 Device for the pulsed pumping of liquids, particularly blood |
| 03/12/1998 | DE19654253C1 Hand air pump for use different types of valves e.g. used in bicycle tyres |
| 03/10/1998 | US5725365 Rolling diaphragm seal arrangement for a submersible pump system |
| 03/10/1998 | US5725364 Pressure control module |
| 03/05/1998 | WO1998009075A1 Reciprocating pump |
| 03/05/1998 | WO1998009073A1 High-pressure cleaning device |
| 03/05/1998 | WO1998008769A1 Method and device for the production of beverages |
| 03/05/1998 | DE19738524A1 Hydraulic pump e.g. for ABS brake system |
| 03/05/1998 | DE19635164A1 Kolbenpumpe Piston pump |
| 03/04/1998 | CN2275651Y Inserted metal-ceramic mud pump cylinder jacket |
| 03/04/1998 | CN2275650Y Crankshaft heating band for air condition compressor |
| 03/04/1998 | CN2275649Y Handy pumping unit mule head |
| 03/03/1998 | US5722930 Reciprocating pump circulatory assist arrangement |
| 03/03/1998 | US5722818 Suction valve arrangement for a hermetic compressor |
| 03/03/1998 | US5722817 Noise-reducing apparatus for linear compressor |
| 03/03/1998 | US5722738 Hydraulic brake system with brake slip control and traction slip control |
| 03/03/1998 | US5722429 Connecting arrangement for medical device |
| 03/03/1998 | US5722312 Process for mounting a cylinder sleeve in a base member, and a hydraulic machine |
| 02/26/1998 | WO1998007986A1 Electromotor/pump assembly |
| 02/25/1998 | EP0755486B1 Pump |
| 02/25/1998 | CN1174293A Double diaphragm pump |
| 02/24/1998 | US5720601 Valve apparatus of hermetic type compressor |
| 02/19/1998 | WO1998006971A1 Device for supplying an apportioned minimum amount of fluid |
| 02/19/1998 | WO1998006942A1 Unit consisting of an electric motor and of a working machine driven thereby |
| 02/19/1998 | WO1998006610A1 Motor pump for a vehicle braking system |
| 02/19/1998 | DE19633170A1 Eelektromotor-/Pumpenaggregat Eelektromotor- / pump unit |
| 02/18/1998 | EP0824195A1 Sound attenuating motor end shield |
| 02/18/1998 | EP0824192A2 Fluid driven double diaphragm pump |
| 02/18/1998 | EP0823963A1 Readily disassembled pump head and plunger configuration |
| 02/18/1998 | EP0823962A1 Vertically reciprocating pump |
| 02/18/1998 | CN2274696Y Automatic valve for household pressure water pump |
| 02/18/1998 | CN1173912A Adjustable hydrostatic pump |
| 02/17/1998 | US5718567 Micro diaphragm pump |
| 02/15/1998 | CA2212782A1 Sound attenuating motor end shield |
| 02/12/1998 | DE19632213A1 Pumpenaggregat für ein Fahrzeugbremssystem Pump unit for a vehicle braking system |
| 02/12/1998 | DE19632167A1 Aggregat, bestehend aus einem Elektromotor und einer von diesem angetriebenen Arbeitsmaschine Unit consisting of an electric motor and a shaft driven by this working machine |
| 02/11/1998 | CN2274264Y Integrated link-lever type pump clamping device |
| 02/05/1998 | DE19707400A1 Controlled, impulse-regulated feed of fluid in minimal quantities |
| 02/05/1998 | DE19645393C1 Pump for flowable media, particularly cosmetic pump |
| 02/04/1998 | EP0821775A1 Inlet valve assembly |
| 02/04/1998 | CN1172066A Pump assembly and its filter unit |
| 02/03/1998 | US5713728 Electromagnetic pump with plastic covered piston |
| 01/22/1998 | WO1998002659A1 Double acting pneumatically driven rolling diaphragm pump |
| 01/22/1998 | WO1998002658A1 Dosing pump with magnetic control |
| 01/22/1998 | DE19625567A1 Kraftstoff-Förderpumpe für eine Kraftstoff-Einspritzpumpe für Brennkraftmaschinen Fuel feed pump for a fuel injection pump for internal combustion engines |
| 01/21/1998 | EP0819852A2 Pump and drive unit with drive cooling by means of the pumped liquid |
| 01/21/1998 | EP0819848A2 Integrated electric motor-driven in-line hydraulic pump |
| 01/21/1998 | EP0819028A1 Airless paint sprayer outlet check valve |
| 01/21/1998 | EP0626892B1 Pump apparatus for pumping melt metal |
| 01/20/1998 | US5710401 Volumetric pump/valve |
| 01/20/1998 | US5709536 Hydro mechanical packingless pump and liquid spray system |
| 01/20/1998 | US5709197 For supplying pressurized fuel to an engine |
| 01/20/1998 | US5709141 Variable displacement hydraulic system |
| 01/15/1998 | DE19627757A1 Kraftstoffpumpe Fuel pump |
| 01/15/1998 | DE19627711A1 Reservoir for hydraulic power circuit |
| 01/15/1998 | DE19625179A1 Micro membrane pump for pumping fluids |
| 01/13/1998 | WO1998001673A1 Fuel pump |
| 01/13/1998 | US5708311 Integrated electric motor driven in line hydraulic pump |
| 01/13/1998 | CA2181088A1 Pressure and various liquid multi recirculation pump |
| 01/07/1998 | EP0817356A1 Electric hydraulic hybrid motor |
| 01/07/1998 | EP0815277A1 Corrosion resistant cermet wear parts |
| 01/07/1998 | CN2272065Y Injection moulding water proof cover for float pump |
| 01/07/1998 | CN2272064Y Adjustable connecting cap of water pump |
| 12/31/1997 | WO1997049916A1 Fuel supply pump for a fuel injection pump for internal combustion engines |
| 12/30/1997 | US5702430 Surgically implantable power supply |
| 12/30/1997 | US5701872 Vertical engine |
| 12/29/1997 | EP0814262A2 Variable displacement compressor |
| 12/24/1997 | CN1168715A Hydrolic pump using shape memory alloys |
| 12/23/1997 | US5700137 Low profile positive displacement pump system |
| 12/23/1997 | US5699859 Well water recirculation valve and method of manufacturing thereof |
| 12/18/1997 | WO1997047884A2 Apparatus for providing pressurized liquid to a device, high speed flood cooled motor/generator therefor |