| Patents for F04C 29 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups (16,981) |
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| 02/25/2010 | DE102008036317A1 Schraubenverdichter Screw compressor |
| 02/24/2010 | CN201412352Y Air intake valve of screw air compressor |
| 02/24/2010 | CN201412351Y Single fan integrated cooler of diesel-driven screw compressor |
| 02/24/2010 | CN201412350Y Aligning device for assembling double-cylinder pump body |
| 02/24/2010 | CN201412349Y Structure for fixing pump body component with stator and shell in rotary compressor |
| 02/24/2010 | CN201412348Y Sealing structure body on screw pump driving device |
| 02/24/2010 | CN201412347Y Casing of screw air compressor |
| 02/24/2010 | CN201412346Y Rotor of screw compressor |
| 02/24/2010 | CN201412345Y rotor of screw compressor |
| 02/24/2010 | CN201412344Y Positioning and connecting device for fixed blade compressor |
| 02/24/2010 | CN201412343Y Rotary shaft component for segmented and combined compressor |
| 02/24/2010 | CN201412342Y Rotor component of static leaf blade compressor |
| 02/24/2010 | CN201412341Y Main shaft sealing and isolating structure of Roots blower |
| 02/24/2010 | CN201412340Y Balancing plate with rivet hole being of U shape or pi shape |
| 02/24/2010 | CN201412339Y Bearing of reinforced structure |
| 02/24/2010 | CN201412335Y All-sealed roots oxygen increasing pump |
| 02/24/2010 | CN201412333Y Scroll compressor |
| 02/24/2010 | CN201412332Y Scroll compressor with inspiration buffering structure |
| 02/24/2010 | CN201412331Y Single screw type air compressor |
| 02/24/2010 | CN101655094A Oil homogenizing structure for scroll compressor |
| 02/24/2010 | CN100591921C Motor-driven compressor with insulated connection part for power-supply |
| 02/17/2010 | EP2154331A1 Fluid machine and refrigeration cycle device with the same |
| 02/17/2010 | EP2154330A1 Refrigeration cycle device and fluid machine used therefor |
| 02/17/2010 | CN201407178Y Casting structure of upper exhaust valve seat of compressor cylinder cover |
| 02/17/2010 | CN201407176Y Scroll refrigeration compressor for freezing |
| 02/17/2010 | CN101649837A Single-screw meshing mechanism with reducing generatrix two-time enveloping single-screw meshing molded line |
| 02/17/2010 | CN101649836A Single screw mechanism used by single screw compressor with stream guidance spiral groove |
| 02/16/2010 | US7661938 Linking element for connecting the two volutes of a scroll compressor |
| 02/11/2010 | WO2010016583A1 Stator, motor, and compressor |
| 02/11/2010 | US20100034684 Method for lubricating screw expanders and system for controlling lubrication |
| 02/11/2010 | DE202008012380U1 Vakuumpumpe Vacuum pump |
| 02/11/2010 | DE102008036273A1 Rotationskolbenpumpe mit Taschen für Schmiermittel Rotary piston pump with pockets for lubricant |
| 02/10/2010 | EP2151542A2 Rotating piston pump with pockets for lubricant |
| 02/10/2010 | EP2151541A1 Expander-integrated compressor and refrigeration cycle device with the same |
| 02/10/2010 | CN201401334Y Air suction pipe of refrigerator compressor |
| 02/10/2010 | CN201401333Y Cylinder for vane-type air conditioning compressor |
| 02/10/2010 | CN201401332Y Improved axial sealing device for static and dynamic scroll plates of scroll compressor |
| 02/10/2010 | CN201401331Y Improved steel ball-retaining ring anti-rotation mechanism of scroll compressor |
| 02/10/2010 | CN201401330Y Vane groove on pump core of rotary-vane air conditioning compressor |
| 02/10/2010 | CN201401329Y Pump core for rotary-vane type air conditioning compressor |
| 02/10/2010 | CN201401328Y Front and rear bearings for rotary-vane type air conditioning compressor |
| 02/10/2010 | CN201401327Y Rear bearing structure for rotary-vane type air conditioning compressor |
| 02/10/2010 | CN101644266A Exhaust device of rotary compressor |
| 02/10/2010 | CN101644265A Method for reducing low-frequency noise of compressor |
| 02/10/2010 | CN101644264A Method for manufacturing air compressor moving plate |
| 02/04/2010 | WO2010013561A1 Non-lubricated screw compressor |
| 02/04/2010 | WO2010013375A1 Rotary compressor |
| 02/04/2010 | WO2010012570A2 Screw-type compressor |
| 02/04/2010 | US20100028175 Electric compressor for vehicle air conditioner |
| 02/04/2010 | US20100028165 Oil-flooded screw compressor, motor drive system, and motor control device |
| 02/04/2010 | US20100024467 Scroll compressor and air conditioner |
| 02/03/2010 | EP2149708A2 Scroll compressor with bypass ports driven by a line fed permanent magnet sychronous type motor. |
| 02/03/2010 | EP2148988A1 Compressor and oil supplying structure therefor |
| 02/03/2010 | CN201396288Y Integrated tank for gas-oil separation and gas storage |
| 02/03/2010 | CN201396287Y Belt transmission mounting structure of screw compressor |
| 02/03/2010 | CN201396286Y Compressor with motor balancing block |
| 02/03/2010 | CN201396285Y Eccentric crankshaft structure for vortex compressor |
| 02/03/2010 | CN201396283Y Injection temperature control valve of air compressor |
| 02/02/2010 | CA2345854C Pump and method for facilitating maintenance and adjusting operation of said pump |
| 01/28/2010 | WO2010011115A1 Oil recovery member, and motor mechanism and compressor using the same |
| 01/28/2010 | WO2010011082A2 Variable capacity type rotary compressor |
| 01/28/2010 | WO2010010790A1 Horizontal scroll compressor |
| 01/28/2010 | US20100021330 Baffle member for scroll compressors |
| 01/28/2010 | US20100021320 Electric compressor |
| 01/28/2010 | US20100018509 Engine and supercharger with liquid cooled housings |
| 01/28/2010 | DE102008034073A1 Vacuum pump i.e. roots pump, has valve opened during exceeding of maximum pressure difference between pressure side and suction side of suction chamber, and valve unit designed as pivotable valve flap |
| 01/27/2010 | CN201391456Y Air intake filter seat with anti-oil-injection baffle plates |
| 01/27/2010 | CN201391455Y Balanced type minimum pressure valve |
| 01/27/2010 | CN201391454Y Structure combining outer shell and flange of sliding-vane air compressor |
| 01/27/2010 | CN201391452Y Vertical type vacuum pump |
| 01/27/2010 | CN201391451Y Idling-free uninstalling and energy-saving worm air compressor |
| 01/27/2010 | CN101634303A Self-lubricating vacuum pressure compound air pump |
| 01/27/2010 | CN101634302A Pressure compound air pump |
| 01/27/2010 | CN101634301A Vacuum compound air pump |
| 01/27/2010 | CN101634300A Self-lubricating pressure compound air pump |
| 01/27/2010 | CN101634299A Belt transmission device for screw rod type compressor |
| 01/27/2010 | CN101634298A Self-lubricating vacuum compound air pump |
| 01/27/2010 | CN100585186C Capacity varying type rotary compressor |
| 01/27/2010 | CN100585184C Vortex compressor with anti-inversion set |
| 01/21/2010 | WO2010007864A1 Vane pump |
| 01/21/2010 | WO2010006663A1 Cooling for a screw pump |
| 01/21/2010 | WO2009103930A3 Spiral cooling compressor |
| 01/20/2010 | EP1546561B1 Compressor |
| 01/20/2010 | CN201386656Y Noise and drag reduction acoustic filter and revolution compressor utilizing same |
| 01/20/2010 | CN201386655Y Muffler and rotary type compressor employing same |
| 01/20/2010 | CN201386654Y Oil cooling device for evaporation cooling-type condenser and screw unit |
| 01/20/2010 | CN201386653Y Eccentric rotating shaft and revolution compressor utilizing same |
| 01/20/2010 | CN201386652Y Planar gap adjusting device applied to roots vacuum pump |
| 01/20/2010 | CN101629573A Slip sheet of refrigeration compressor and manufacturing method thereof |
| 01/14/2010 | WO2009062931A3 High vacuum pump for pumping high temperature saturated steam |
| 01/14/2010 | WO2009052930A3 Vacuum pump |
| 01/14/2010 | US20100008810 Lubricant composition for rotary gas compressor and rotary gas compressor filled with the same |
| 01/14/2010 | US20100008808 Sliding face modification material, method for producing sliding face modification material, method for using sliding face modification material, sliding members having sliding face modification material, and compressor comprising sliding members |
| 01/13/2010 | EP2142803A1 Screw-rotor machine, energy-conversion system and method for energy conversion |
| 01/13/2010 | CN201381988Y Waste heat utilization heat-dissipation warming device of screw compressor |
| 01/13/2010 | CN201381987Y Energy-conservation air compressor with self heat dissipation function |
| 01/13/2010 | CN201381967Y Novel thermal energy converter |
| 01/13/2010 | CN201381966Y Environmentally friendly air compressor with energy comprehensive utilization mechanism |
| 01/13/2010 | CN201380401Y Rotor processing jig for Root's blower |
| 01/13/2010 | CN101624988A Air compressor device for integrated oil-gas separation |