| 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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| 03/12/1997 | EP0760905A1 Displacement pump of diaphragm type |
| 03/12/1997 | EP0708721B1 Hydraulic braking system with skid and drive slip control |
| 03/12/1997 | CN2249316Y Multi-end-face combined sealing device for pump |
| 03/12/1997 | CN1034238C Unitary axial variable hydraulic housing |
| 03/11/1997 | US5609477 Inlet/outlet valve arrangement for a fluid pressure intensifying apparatus |
| 03/11/1997 | US5609476 Reciprocating compressor with flow passage closed by valve pre-biased to an open position |
| 03/11/1997 | US5609300 Airless paint sprayer outlet check valve |
| 03/11/1997 | US5609182 Valve |
| 03/06/1997 | WO1997008460A1 Crankshaft driven expansible chamber pump |
| 03/06/1997 | DE19532333A1 Device to mount pump for vehicle |
| 03/05/1997 | EP0760244A1 Linear pump |
| 03/05/1997 | EP0760059A1 Low power electromagnetic pump |
| 03/05/1997 | EP0621836B1 Immersion-proof abs/drive slip control pumping assembly with check valve |
| 03/05/1997 | CN2248787Y Wear-resisting plate for concrete conveying pump |
| 02/26/1997 | CN2248255Y Plunger sealing device for reciprocating plunger pump |
| 02/26/1997 | CN1143592A Method of manufacturing lid covers for containers and product |
| 02/26/1997 | CA2184026A1 Floating pump |
| 02/25/1997 | US5605449 Suction and discharge valve arrangement for a high pressure piston pump |
| 02/25/1997 | US5605446 High viscosity material pump having valved priming piston |
| 02/23/1997 | CA2183719A1 Suction set retainer |
| 02/22/1997 | CA2605303A1 Centrifugal pump |
| 02/20/1997 | WO1997006368A1 A pumping apparatus including a quick connect interface |
| 02/20/1997 | WO1997006343A1 Self-aligning stuffing box for pumpjack units |
| 02/20/1997 | DE19525820C1 Valve for compressor, vacuum pump or check valve |
| 02/18/1997 | US5603613 Fluid delivery system having an air bubble ejector |
| 02/18/1997 | US5603354 Volumetric pump/valve |
| 02/13/1997 | WO1997005388A1 Pistom pump |
| 02/13/1997 | WO1997005385A1 Microvalve and method of manufacturing the same, micropump using the microvalve and method of manufacturing the same, and apparatus using the micropump |
| 02/12/1997 | EP0757587A1 Mixing apparatus for microflow gradient pumping |
| 02/12/1997 | EP0725900A4 Relief valve seat for positive displacement pump |
| 02/11/1997 | US5603075 Ceramic borides, carbides, nitrides, oxides, silicides, binder alloy, corrosion resistance additives; machining |
| 02/11/1997 | US5601345 Stationary seal ABS pump |
| 02/06/1997 | DE19532713C1 Hydraulische Radialkolbenmaschine Hydraulic radial piston engine |
| 01/30/1997 | WO1997003290A1 Dosing pump |
| 01/30/1997 | DE19527401A1 Kolbenpumpe Piston pump |
| 01/30/1997 | CA2227026A1 Liquid drug infusion pump |
| 01/29/1997 | EP0756084A1 Variable displacement piston machine for reducing noise and vibration by reducing pulsation of discharge fluid |
| 01/29/1997 | EP0755486A1 Pump |
| 01/29/1997 | EP0682756B1 Shift gear with a positive-displacement pump |
| 01/29/1997 | CN1141260A Miniature pump sprayer |
| 01/23/1997 | DE19526268A1 Automobile automatic transmission with radial piston hydraulic pump |
| 01/22/1997 | EP0754364A1 Fluid bearing with compliant linkage for centering reciprocating bodies |
| 01/21/1997 | US5595478 Pump and control valve with annular sealing member to prevent corrosion |
| 01/21/1997 | CA2114321C Quick-change fluid section for piston-type paint pumps |
| 01/16/1997 | WO1997001743A1 Dosing device with spring restoration |
| 01/16/1997 | DE19525557A1 Dosierpumpe Metering pump |
| 01/15/1997 | EP0753353A2 Miniature pump sprayer |
| 01/15/1997 | CN1140484A Pump piston |
| 01/14/1997 | US5593292 Valve cage for a rod drawn positive displacement pump |
| 01/14/1997 | US5593289 Standing valve assembly for sucker rod operated subsurface pumps |
| 01/14/1997 | US5593288 Liquefied gas pump |
| 01/14/1997 | US5593279 Suction connector for pump |
| 01/14/1997 | CA2016858C Piston rod seal monitoring arrangement for reciprocating oil pumps |
| 01/09/1997 | WO1997001034A1 Piston mechanism with passage through the piston |
| 01/09/1997 | WO1997001031A1 Fuel pump and method of operating same |
| 01/08/1997 | EP0716727A4 Packing nut and rod guide for piston paint pumps |
| 01/08/1997 | CN2244630Y Movable joint driving mechanism for reciprocating pump |
| 01/07/1997 | US5591310 Distillation |
| 01/07/1997 | US5591015 Constructional unit consisting of a hydraulic machine (hydraulic pump or hydraulic motor) and a support |
| 01/07/1997 | US5591012 Conveying pump for supply containers of various heights |
| 01/07/1997 | US5590815 Minature pump sprayer |
| 01/02/1997 | EP0751296A1 Internal gear pump |
| 01/02/1997 | EP0751294A1 Hydraulic motor with flushing valve |
| 01/02/1997 | DE19523816A1 Dosiervorrichtung mit Feder-Rückstellung Metering device with spring reset |
| 12/31/1996 | US5588817 Pressure-medium-traversed piston of a reciprocating piston pump |
| 12/31/1996 | US5588809 For measuring the amount of liquids being delivered to an intake container |
| 12/27/1996 | WO1996041953A1 Hydraulic piston machine |
| 12/27/1996 | WO1996032599A3 Pump barrel seal assembly including seal/actuator element |
| 12/25/1996 | CN1138668A Valve apparatus of hermetic type compressor |
| 12/18/1996 | EP0748938A1 Device and method for pumping mortar |
| 12/18/1996 | EP0748235A1 Reciprocating pump arrangement |
| 12/18/1996 | CN2242982Y Pump valve of concrete pump vehicle |
| 12/17/1996 | US5585143 Apparatus and methods for applying solvent-free liquified coatings in a reclaim space |
| 12/17/1996 | US5584672 Low profile positive displacement pump system |
| 12/17/1996 | US5584666 Reduced icing air valve |
| 12/17/1996 | US5584179 Pumping machine and generator system utilizing the same |
| 12/12/1996 | DE19521259A1 Hydraulische Kolbenmaschine Hydraulic piston engine |
| 12/11/1996 | EP0747624A2 Misalignment compensating manifold for twin pumps |
| 12/11/1996 | EP0699146B1 Vibration-damping arrangement of a hydraulic unit of a controlled-slip braking system |
| 12/11/1996 | EP0697066B1 Reciprocating pump |
| 12/11/1996 | EP0640179B1 Driver for an injection pump |
| 12/11/1996 | EP0633981B1 Oil pump for reciprocating piston engines |
| 12/11/1996 | CN2242358Y Device for forward-backward moving wire-hanging wheel assembly of chain type oil pumping machine |
| 12/11/1996 | CN1137621A Misalignment compensating manifold for twin pumps |
| 12/11/1996 | CN1137613A Hermetic type compressor |
| 12/05/1996 | WO1996038669A1 Piston pump |
| 12/05/1996 | DE19519833A1 Kolbenpumpe Piston pump |
| 12/04/1996 | CN1137099A Reciprocating compressor |
| 12/03/1996 | US5580447 Biocide filter |
| 12/03/1996 | US5580226 Spring-loaded nonreturn valve |
| 12/03/1996 | US5580225 Pulsation causing check valve assembly for a plural piston pump system |
| 11/27/1996 | EP0744547A2 A wobble plate pump |
| 11/26/1996 | US5577896 Pump |
| 11/20/1996 | CN2240628Y Self-seal type oil pump |
| 11/14/1996 | WO1996035876A1 Pump device |
| 11/13/1996 | EP0705387B1 Piston of a reciprocating pump through which pressure medium flows |
| 11/13/1996 | CN1135577A Cut-off valve structure for pump |
| 11/12/1996 | US5573380 Hydraulic piston machine |
| 11/12/1996 | US5572922 Actuating plunger of an electromagnetic pump |
| 11/12/1996 | US5572920 Cylinder liner securing apparatus |