| 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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| 04/26/2000 | EP0995036A1 Pump unit |
| 04/26/2000 | CN2375786Y High-pressure valve plate for piston reciprocating compression engine |
| 04/25/2000 | US6053682 Fastening screw with a bevel and deformable coating for securing a body place |
| 04/25/2000 | US6053091 Plunger pump |
| 04/20/2000 | WO2000022318A1 Piston with pressure-dependent sealing effect for a piston-cylinder arrangement, especially a shock absorber piston |
| 04/20/2000 | DE19923349A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/20/2000 | DE19848040A1 Radial piston pump for high fuel pressure in IC engines with common-rail injection systems has two plates engaging fully on each other, and second back pressure valve between first plate and pump housing |
| 04/20/2000 | DE19848035A1 Radial piston pump for high fuel pressure in IC engines with common-rail injection system has suction valve closure spring supported on pump piston and contained in long piston bore |
| 04/20/2000 | DE19847343A1 Piston for shock absorber comprises sealing element over circumferential protrusions, and radial opening connecting circumferential piston groove with at least one axial channel in piston body |
| 04/19/2000 | EP0994255A1 High pressure fuel pumping apparatus |
| 04/19/2000 | CN2374670Y Plunger anti-leakage device |
| 04/19/2000 | CN2374669Y Arch lifting auxiliary compressor group of electric locomotive |
| 04/13/2000 | WO2000020757A1 Manually operated pump or compressor |
| 04/13/2000 | DE19923357A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | DE19923351A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | DE19923350A1 Flüssigkeitspumpenanordnung, insbesondere für die Verwendung in Haus und/oder Garten Fluid pump assembly, particularly for use in the home and / or garden |
| 04/13/2000 | DE19856351C1 Radial piston pump has axial bearing plate retained in housing by circlip and positioning lugs |
| 04/12/2000 | EP0992688A2 Fittings for a household pump |
| 04/12/2000 | EP0992687A2 Valve operated discharge control of a household pump |
| 04/12/2000 | EP0992686A2 Valve operated discharge control of a household pump |
| 04/12/2000 | EP0992685A2 Electronic flow control of a household pump |
| 04/12/2000 | EP0991863A1 Radial piston pump |
| 04/12/2000 | CN2373599Y Air valve for compressor |
| 04/12/2000 | CN1250508A Fluid cooling device |
| 04/11/2000 | US6048183 Diaphragm pump with modified valves |
| 04/11/2000 | US6048180 High-pressure fuel supply pump |
| 04/06/2000 | WO2000019086A1 Pumping method and device |
| 04/06/2000 | WO2000018513A1 Dispenser pumps |
| 04/06/2000 | DE19843695A1 Dosing pump esp. for minimum lubrication device for e.g. cutting tool has fluid feed pipe with ventilation device on pressure side |
| 04/06/2000 | CA2345468A1 Pumping method and device |
| 04/05/2000 | EP0990796A2 Assembly of a mechanical or hydraulic drive and a piston pump |
| 04/05/2000 | CN2372484Y Sucker rod reverse fastening device |
| 04/05/2000 | CN2372483Y Oiling valve for oil-well pump |
| 04/05/2000 | CN2372477Y Water logging industrial gas compressor |
| 04/05/2000 | CN1249403A Bearing lubricating system for vortex type compressor |
| 04/05/2000 | CN1249402A Positive displacement pump |
| 04/05/2000 | CN1249401A Axial compliant cyclic medium pressure chamber with steps for vortex type compressor |
| 04/04/2000 | US6045340 Locking mechanism for a removable live well pump |
| 04/04/2000 | US6045335 Differential pressure operated free piston for lifting well fluids |
| 04/04/2000 | US6045334 Valve disabler for use in high pressure pipe cleaning applications |
| 03/29/2000 | EP0988200A1 Hydraulic unit |
| 03/29/2000 | CN2371369Y Piston for plunger pump |
| 03/29/2000 | CN2371368Y Sealing device for piston-type hydraulic cylinder |
| 03/28/2000 | US6042350 Piston pump |
| 03/22/2000 | EP0986710A1 Reciprocating pump |
| 03/22/2000 | CN2370192Y Piston type oil transport pump |
| 03/21/2000 | US6039548 Fuel pump with controlled vapor intake |
| 03/21/2000 | CA2049419C Valve device for automatic circulation in waste water pump station |
| 03/16/2000 | WO2000014406A2 Liner retainer assembly |
| 03/15/2000 | EP0985825A2 Plunger pump for lubricants |
| 03/15/2000 | EP0984803A2 Volumetric pump with sterility seal |
| 03/15/2000 | EP0791138B1 Metering pump with an air-purge device |
| 03/15/2000 | CN2369008Y Air compressor with improved piston |
| 03/15/2000 | CN2369007Y Miniature oilless air compressor |
| 03/15/2000 | CN2369006Y Heating belt for compressor |
| 03/15/2000 | CN2369001Y Water cooling pressure releasing water supplier |
| 03/15/2000 | CN1247278A Oldam's coupling of whirl compressor |
| 03/14/2000 | US6036452 Device for coupling a short-axle type motor with a pump |
| 03/09/2000 | WO2000012919A1 Replaceable mud pump piston seal |
| 03/08/2000 | EP0983440A1 Reciprocating diaphragm pump with packless piston-cylinder unit |
| 03/08/2000 | EP0815277B1 Corrosion resistant cermet wear parts |
| 03/08/2000 | CN2367798Y Bearing-gland for water pump |
| 03/07/2000 | US6033191 Micromembrane pump |
| 03/02/2000 | WO2000011340A1 Control unit for controlling pressure build-up in a pumping unit |
| 03/02/2000 | WO2000011339A1 Control unit for controlling the build-up of pressure in a pump unit |
| 03/02/2000 | DE19839430A1 Radial piston pump includes combined roller bearing and eccentric bush, improving on earlier designs in terms of axial length and simplicity |
| 03/01/2000 | CN2366587Y Structural improved pumping device for horizontal jack |
| 03/01/2000 | CN2366586Y Pump device for horizontal jack |
| 03/01/2000 | CN2366585Y Improved type check valve for outlet of air pump |
| 02/24/2000 | DE19837333A1 Control unit for controlling the build up of pressure in a pump unit such as an internal combustion engine fuel pump |
| 02/24/2000 | DE19837332A1 Control unit for controlling the build up of pressure in a pump unit such as an internal combustion engine fuel pump |
| 02/23/2000 | EP0912830A4 Double acting pneumatically driven rolling diaphragm pump |
| 02/23/2000 | EP0854685B1 Rear entry stepped pump |
| 02/23/2000 | EP0695230B1 Hydrostatic-mechanical gear for driving a mixing drum |
| 02/23/2000 | CN2365425Y Expansion packing cup |
| 02/16/2000 | CN2364246Y Exhausting device for piston air compressor |
| 02/16/2000 | CN2364245Y Pinch roller for oil pumping unit |
| 02/15/2000 | US6024345 Resin-made spring and a bellows type constant volume pump using the same |
| 02/10/2000 | WO2000006905A1 Piston pump |
| 02/10/2000 | WO2000006895A1 Fuel supply system of an internal combustion engine |
| 02/10/2000 | WO2000006890A1 Engine fuel pump |
| 02/10/2000 | DE19819032A1 Procedure for coating rotating parts in friction contact with another surface entails applying layer of three-dimensional cross-linking duroplastic material containing other cross-linking or non cross-linking components |
| 02/09/2000 | CN2363087Y Seal for oil pump |
| 02/08/2000 | US6021988 Housing pan for supporting a fluid delivery pump |
| 02/08/2000 | US6021810 Inlet check valve |
| 02/03/2000 | DE19834754A1 Pump for increasing pressure of water in pipes for cleaning purposes has pump elements clamped together coaxially on draw armature between threaded collar and supporting disc |
| 02/03/2000 | DE19834121A1 Kraftstoffversorgungsanlage einer Brennkraftmaschine Fuel supply system of an internal combustion engine |
| 02/03/2000 | DE19833840A1 Kolbenpumpe Piston pump |
| 02/02/2000 | EP0976926A2 Integrated pump and tappet unit in a fuel feeding system |
| 02/02/2000 | EP0976514A1 Method and apparatus for producing polyurethane form parts by injection moulding |
| 02/02/2000 | CN2361878Y Automatic switch device for high-pressure water pump |
| 02/02/2000 | CN2361877Y Direct-coupled air compressor |
| 02/02/2000 | CN1243202A Tube assembly of energy-saving device of compressor |
| 02/02/2000 | CN1243055A Method for moulded products of polyurethane by injection technology, and apparatus thereof |
| 02/01/2000 | US6019125 Valve unit for high-pressure pumps |
| 02/01/2000 | US6019124 Valve assembly for use with high pressure pumps |
| 01/27/2000 | WO2000003902A1 Hydraulic unit |
| 01/26/2000 | EP0974755A2 Compressor economizer tube assembly |
| 01/26/2000 | EP0974753A2 Axial piston pump |
| 01/26/2000 | CN2360636Y Normal small air compressor with lubricating oil |