| 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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| 02/26/2008 | CA2389419C Protector for electrical submersible pumps |
| 02/26/2008 | CA2341242C Replaceable mud pump piston seal |
| 02/25/2008 | CA2598881A1 Air supply system with reduced oil passing in compressor |
| 02/21/2008 | WO2008022107A1 Fluid dispensing system for semiconductor manufacturing processes with self-cleaning dispense valve |
| 02/21/2008 | US20080044296 Air Compressor with Removable Manifold |
| 02/21/2008 | US20080044295 Portable bailer |
| 02/21/2008 | DE102006028617B3 Piston compressor e.g. refrigerant compressor, has connecting rod that is connected with crank eye via hinge arrangement that has connection geometrics, where one geometry is inserted into wall of receiving area of other connection geometry |
| 02/21/2008 | DE10109948B4 Dosierpumpeinrichtung Metering pump |
| 02/20/2008 | EP1890037A1 Compressor |
| 02/20/2008 | EP1328351B1 Fluid product dispensing pump |
| 02/20/2008 | CN201025260Y Deviated friction prevention and heavy oil sucker rod |
| 02/20/2008 | CN201025259Y Sand sediment oil pump and oil valve |
| 02/20/2008 | CN101128669A Driving rod for the piston of a reciprocating compressor |
| 02/20/2008 | CN101128269A High pressure cleaning device |
| 02/20/2008 | CN101126387A Production process of high-purity plunger piston |
| 02/20/2008 | CN101126381A 160Mpa electro-hydraulic proportional control radial piston pump |
| 02/20/2008 | CN101126380A Vertical processing method for cylinder body large round end surface internal spline |
| 02/20/2008 | CN100370137C Connecting rod fixing device for hermetic compressor |
| 02/20/2008 | CN100370136C Capacity cotrolling valve |
| 02/19/2008 | US7331272 Multiple-stroke hydrostatic axial piston machine |
| 02/15/2008 | CA2557419A1 For downhole reciprocating pumps, a no tap tool with a clutch |
| 02/14/2008 | WO2008017195A1 A piston ring without end clearance and a piston with said ring |
| 02/14/2008 | DE102007000422A1 Kolbenpumpe Piston pump |
| 02/13/2008 | EP1886023A1 Cryocompressor having a laterally arranged pressure valve |
| 02/13/2008 | CN201021664Y A hydraulic end device for reciprocating high pressure pump |
| 02/13/2008 | CN201021662Y A gas injection oil exploration pole pump |
| 02/13/2008 | CN101121089A Vacuum machine assembly air-exhausting filtering device |
| 02/13/2008 | CN100368685C Control valve for variable capacity compressor |
| 02/13/2008 | CN100368684C Compact simplified compressor apparatus |
| 02/12/2008 | US7329105 Multi-directional pump |
| 02/12/2008 | US7329104 Split-housing pipette pump |
| 02/07/2008 | WO2008016347A1 Modular compressor-valve design for refrigerant system |
| 02/07/2008 | US20080031755 Variable flow fluid pump |
| 02/07/2008 | US20080031747 Reciprocating Pump With Reduced Noise Level |
| 02/07/2008 | US20080029344 High-pressure cleaning appliance |
| 02/07/2008 | DE102006036442A1 Dicht- und Führungseinrichtung für einen Kolben einer Kolbenpumpe Sealing and guiding device for a piston of a piston pump |
| 02/07/2008 | DE102006035708A1 Fahrzeugbremsanlagen-Kolbenpumpe mit einem Kolben Vehicle brake piston pump with a piston |
| 02/07/2008 | DE102006035705A1 Kolben einer Fahrzeugbremsanlagen-Kolbenpumpe Piston of a vehicle brake piston pump |
| 02/07/2008 | DE102004044967B4 Kolbenpumpe Piston pump |
| 02/06/2008 | CN201016335Y Energy-saving skidded intelligent hydraulic pumping unit |
| 02/06/2008 | CN201016334Y Anti-bumping oil-well pump oil inlet valve |
| 02/06/2008 | CN201016295Y Sand-filtering removal degassing apparatus |
| 02/06/2008 | CN101120171A Reciprocating gas compression installation with controlled leakage rate |
| 02/06/2008 | CN101117956A Anti-scaling, anti-corrosive and sand prevention ceramic oil-well pump and manufacturing method therefor |
| 02/06/2008 | CN100366901C Hermetic compressor |
| 02/05/2008 | US7325601 Shaft locking couplings for submersible pump assemblies |
| 02/05/2008 | US7325478 High pressure low volume pump |
| 01/31/2008 | US20080025857 Piston Pump With Improved Pressure Build-Up Dynamics |
| 01/31/2008 | DE102006035055A1 Sealing and guiding unit for piston, has guide bush for guiding piston, and pretensioning unit arranged outside internal sealing region of sealing unit and bearing radially directed force on internal sealing region |
| 01/30/2008 | CN201013583Y Water injection blower pump outlet filter |
| 01/30/2008 | CN201013582Y Nano ceramic plunger piston |
| 01/30/2008 | CN201013581Y Single flow valve of oil-well pump |
| 01/30/2008 | CN201013572Y Oil pumping machine base adjuster |
| 01/30/2008 | CN201013550Y Ceramic plunger piston dredgepump plastic-steel valve box |
| 01/30/2008 | CN201013548Y Bottom valve component used for methane tank material pumping pipe |
| 01/30/2008 | CN201013545Y Reciprocating type plunger pump capable of conveying high-temperature, high pressure and grain medium |
| 01/30/2008 | CN101113730A Drill pump cylinder sleeve inside and outside superficial cooling device |
| 01/29/2008 | CA2186063C Internal relief and bypass valve for pumps and piping systems |
| 01/24/2008 | WO2008009797A2 Long-life pump unit |
| 01/24/2008 | WO2008009489A1 Crank-driven high-pressure pump, particularly for supplying high-pressure fuel in fuel injection systems |
| 01/24/2008 | US20080020136 Device Having Seal Coatings for Receiving and Discharging Fluid |
| 01/24/2008 | US20080019851 Method and apparatus for sealing an ultrahigh-pressure fluid system |
| 01/24/2008 | DE102006052775A1 Reciprocating pump e.g. for braking assembly of motor vehicle, has flexible device integrated into piston |
| 01/23/2008 | EP1881199A1 Pumping apparatus having a piston with a diamond like carbon coating |
| 01/23/2008 | EP1880107A2 Compact air compressor kit |
| 01/23/2008 | EP1704329B1 Piston for axial piston engine with inclined axes, and method for producing one such piston |
| 01/23/2008 | EP1636488B1 Check valve, especially for a high pressure pump of a fuel injection device for an internal combustion engine |
| 01/23/2008 | CN101109377A High-pressure plunger pump |
| 01/23/2008 | CN101109376A Chemical composite driving antiscaling soft plunger oil pump |
| 01/23/2008 | CN101109374A Corrosion-resistant fire-resistant energy-saving minitype reciprocating pump |
| 01/23/2008 | CN100363625C Compressor |
| 01/23/2008 | CN100363615C Method and apparatus for converting mechanical energy into fluid pressure energy |
| 01/18/2008 | CA2590566A1 Electrical submersible pumping systems having stirling coolers |
| 01/17/2008 | WO2008007209A2 Cylinder piston arrangement for a fluid pump or a fluid motor |
| 01/17/2008 | WO2006102263A3 Methods and apparatus for pumping and dispensing |
| 01/17/2008 | US20080014098 Bicycle Pump |
| 01/17/2008 | DE202007013935U1 Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge Mobile hydraulic pump for hydraulically to be operated tools |
| 01/17/2008 | DE102006032244A1 Radial piston pump for high pressure fuel injection system, has high pressure piston formed as two-piece with cylindrical piston part and ring that are connected with each other in force-fitting and/or form-fitting manner |
| 01/17/2008 | CA2657348A1 Cylinder piston arrangement for a fluid pump or a fluid engine |
| 01/16/2008 | EP1878920A1 Reagent dosing pump |
| 01/16/2008 | EP1878918A1 High-pressure piston pump for feeding fuel to an internal combustion engine |
| 01/16/2008 | CN201007275Y Novel valve seat used for high-pressure pump |
| 01/16/2008 | CN201007272Y One-way valve of globe body valve core for diaphram pump and novel minisize electric diaphram pump thereof |
| 01/16/2008 | CN201007260Y Reciprocatin pump power end structure |
| 01/16/2008 | CN201007196Y Injection-pick-pump oil drainage device |
| 01/16/2008 | CN201006071Y Intelligent transfusion pump |
| 01/16/2008 | CN101107443A Liquid discharge method and device |
| 01/16/2008 | CN100362237C Discharge valve for compressor |
| 01/16/2008 | CN100361715C 注射泵 Syringe Pump |
| 01/15/2008 | CA2204534C Piston compressor of the horizontal type |
| 01/10/2008 | WO2008003359A1 Pump element and pump comprising such a pump element |
| 01/10/2008 | US20080006148 Pump crosshead and connecting rod assembly |
| 01/10/2008 | DE102006031239A1 Motor vehicle brake piston pump, with a piston in a cylinder, has the inflow valve opening into the cylinder through a radial opening with a leaf spring for selective closure |
| 01/10/2008 | DE102006030561A1 Piston pump for conveying fluids, has filter unit arranged at intake-sided end of cylinder unit and comprising filter area and frame, which is made of heat-deformable material and fixed at cylinder unit in play-free manner |
| 01/10/2008 | CA2655185A1 Hydraulic pump |
| 01/09/2008 | EP1876355A1 High-pressure pump for feeding fuel to an internal combustion engine |
| 01/09/2008 | EP1874444A2 Fluid pump and motor unit |
| 01/09/2008 | EP1797358B1 Reciprocating machine |
| 01/09/2008 | EP1442218B1 Abrasion preventive structure of reciprocating compressor |
| 01/09/2008 | CN201003489Y Built-out type plunger pump machine oil filter |