| 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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| 11/08/1984 | WO1984004364A1 Fuel system bubble dissipation device |
| 11/06/1984 | US4480967 Motor-driven pump unit for a high-pressure cleaning apparatus |
| 10/30/1984 | US4479508 Reinforced valve member |
| 10/25/1984 | WO1984004135A1 Electric motor-driven pump for conveying a pressure medium, particularly oil |
| 10/16/1984 | US4477237 Fabricated reciprocating piston pump |
| 10/16/1984 | US4477236 Liquid end structure for reciprocating pump |
| 10/16/1984 | US4476771 Self-flushing piston assembly for slurry pump |
| 10/11/1984 | WO1984003914A1 Piston pump |
| 10/11/1984 | WO1984003913A1 Piston pump for liquid media, particularly for media contaminated by solid materials |
| 10/09/1984 | US4475443 Axial piston machine with suction line impurity trap |
| 10/03/1984 | EP0120797A1 Apparatus to enclose a liquid between a wall and a revolving piece passing therethrough |
| 10/02/1984 | US4474382 Unitized seal carrier assembly for reciprocating shaft |
| 10/02/1984 | CA1175317A1 Power assisted check valve |
| 09/18/1984 | US4472111 Apparatus for generating high pressure fluid |
| 09/12/1984 | EP0118403A1 Back flow preventing device in the outlet pipe of a pump |
| 09/11/1984 | US4470773 Resilient chamber fluid sampler having vacuum breaker apparatus |
| 09/11/1984 | US4470769 Tamper-resistant seal for a fuel injection pump |
| 09/11/1984 | US4470607 Apparatus for sealing a high pressure installation including a movable member, especially an oscillatory movable plunger or a rotary shaft |
| 09/04/1984 | US4469473 Reciprocating piston apparatus |
| 08/28/1984 | US4468222 Intravenous liquid pumping system and method |
| 08/28/1984 | US4467703 Reciprocable pump |
| 08/22/1984 | EP0116305A1 Gripping plyers |
| 08/01/1984 | EP0114590A1 Sealing device for high pressure arrangements |
| 07/31/1984 | US4462302 Motor fuel feed pump |
| 07/17/1984 | US4459899 Single acting reciprocating pump piston |
| 07/10/1984 | US4459060 Safety shear tool for fiberglass sucker rod |
| 07/04/1984 | EP0112404A1 Two cylinder viscous liquid pump, especially a concrete pump |
| 07/03/1984 | US4457670 Methods and apparatus for pumping compressible dynamoelectric machine lubricant material |
| 07/03/1984 | US4457340 Power-assisted valve, particularly for systems handling viscous materials |
| 06/26/1984 | US4456440 Valve assembly for high-pressure pumps |
| 06/26/1984 | US4456439 High pressure plunger pump |
| 06/12/1984 | US4453898 Dual-piston reciprocating pump assembly |
| 06/12/1984 | US4453300 Method of manufacturing a swash plate assembly |
| 06/05/1984 | US4452314 Method of installing a reinforced thermosetting resin sucker rod assembly composed of pultruded arcuate sections |
| 05/30/1984 | EP0109670A1 Fastening of cylinder bushings for a piston pump |
| 05/23/1984 | EP0108944A1 Positive displacement member of a piston pump |
| 05/22/1984 | US4449650 Metering pump especially for volatile materials |
| 05/15/1984 | US4448574 Extra-high pressure water pump |
| 05/02/1984 | EP0035569B1 Reciprocating pump |
| 05/01/1984 | US4445823 Animal waste pumping system |
| 05/01/1984 | US4445674 Shock absorber for an oil well pumping unit |
| 05/01/1984 | US4445539 Dip tube and valve with quick-disconnect coupling for a collapsible container |
| 04/24/1984 | US4444548 Suction apparatus |
| 04/24/1984 | CA1166204A1 Apparatus for pumping a powdery or granular material |
| 04/17/1984 | US4443163 Fluid motor or pump |
| 04/17/1984 | US4443160 High-pressure piston pump for liquids, preferably for water |
| 04/10/1984 | US4441862 Synchronized mixing pump |
| 04/10/1984 | US4441240 Method of producing connecting rod of a radial piston motor |
| 04/04/1984 | EP0104215A1 Dosing pump. |
| 04/03/1984 | US4440404 Packing arrangement |
| 04/03/1984 | CA1164725A1 Displacement control for a hydraulic pump or motor with failure override |
| 03/28/1984 | EP0103906A1 Positive displacement member of a piston pump |
| 03/27/1984 | US4439115 Manure transfer system having a pull pump |
| 03/27/1984 | US4439112 Method and apparatus for pumping viscous and/or abrasive fluids |
| 03/20/1984 | US4437817 Two cylinder viscous material pump |
| 03/14/1984 | EP0102824A2 Low power electromagnetic pump |
| 03/14/1984 | EP0102756A1 Packing assembly for high pressure reciprocating plunger pump |
| 03/14/1984 | EP0102724A2 Pumping system for producing a liquid jet |
| 03/13/1984 | US4436494 Plunger pump |
| 03/07/1984 | EP0102311A2 Fluid motor |
| 03/07/1984 | EP0101876A1 Piston pump head of a high pressure piston pump |
| 02/21/1984 | US4432662 Composite sucker rod and method of manufacturing same |
| 02/21/1984 | US4432386 Valve assembly for reciprocating plunger pump |
| 02/14/1984 | US4431384 Food pump |
| 02/14/1984 | US4431052 Downhole seal for low profile oil well pumping installations |
| 02/14/1984 | US4430787 Sucker rods with improved coupling capability and method |
| 02/14/1984 | CA1162104A1 Device for pumping free-flowing media |
| 02/07/1984 | US4430018 End fitting for oil well sucker rods |
| 02/07/1984 | US4429529 Hydraulic control system having reciprocating pump and handle operated rotating valve |
| 01/24/1984 | US4427348 Duplex hydraulic and air oil well pump |
| 01/10/1984 | US4425086 Combined surface power unit and velocity actuated valve for a downhole pump |
| 01/10/1984 | US4425083 Velocity actuated valve for a downhole pump |
| 01/10/1984 | US4424739 Cylinder piston unit |
| 01/03/1984 | US4424007 Pump and filter assembly for evaporative coolers |
| 12/27/1983 | US4422831 Pump |
| 12/27/1983 | US4422469 Submersible pump check valve |
| 12/20/1983 | CA1158920A1 Two cylinder viscous material pump |
| 11/30/1983 | EP0095448A1 Sealing device for a high pressure pump |
| 11/29/1983 | US4417857 Piston pump |
| 11/22/1983 | US4416591 Reciprocal pump with improved valve |
| 11/15/1983 | US4415026 Roller guide for oil-well pump |
| 11/09/1983 | EP0093691A1 Piston pump for liquids |
| 11/08/1983 | US4413957 Portable, hand held, high pressure pump |
| 11/01/1983 | US4412792 Intensifier pump with integrated check valve |
| 10/26/1983 | EP0092531A2 A method for transporting liquid |
| 10/18/1983 | US4410302 Automatic air venting device for electromagnetic plunger pump |
| 10/18/1983 | US4410300 Oil well rabbit |
| 10/18/1983 | US4410107 Liquid dispensing pump |
| 10/13/1983 | WO1983003447A1 Dosing pump |
| 10/12/1983 | EP0090919A1 Dispensing pump for liquids |
| 10/04/1983 | US4407640 Reciprocating pump having unique pressure control valve construction |
| 09/28/1983 | EP0089739A2 Method of manufacturing a swash plate assembly |
| 09/27/1983 | US4406597 Method for pumping a liquid from a well and apparatus for use therein |
| 09/27/1983 | US4406587 Vibration actuated liquid pump |
| 09/27/1983 | CA1154307A1 Roller guide for oil-well pump |
| 09/21/1983 | EP0089296A1 Hydraulic axial piston pump with a swash plate and means for self-priming |
| 09/21/1983 | EP0088952A1 Positive displacement member of a piston pump |
| 09/20/1983 | US4405294 Dosing pump |
| 09/20/1983 | US4405289 Apparatus for pumping a powdery or granular material |
| 09/13/1983 | US4403884 Wire assemblies for repetitive, continuous cycle, tensile load conditions, particularly sucker rods for oil wells |