| 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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| 06/19/2008 | WO2008072721A1 Scroll fluid machine |
| 06/19/2008 | WO2008071243A1 A vacuum pump provided with a device for its deactivation |
| 06/19/2008 | US20080145258 Vacuum pump with a fan |
| 06/19/2008 | US20080145257 Lubricant-tight vane rotary vacuum pump |
| 06/19/2008 | US20080145252 Rotary compressor and air conditioner having the same |
| 06/19/2008 | US20080145240 Control System and Method for Protection Against Breakage of Lubricanting-Oil Film in Compressor Bearings |
| 06/19/2008 | DE102006058842A1 Vakuumpumpe mit Lüfter Vacuum pump with fan |
| 06/19/2008 | DE102006058840A1 Vakuumpumpe Vacuum pump |
| 06/19/2008 | DE102006058839A1 Schmiermittelgedichtete Drehschiebervakuumpumpe Lubricant sealed rotary vane vacuum pump |
| 06/19/2008 | DE102006058837A1 Schmiermittelgedichtete Drehschiebervakuumpumpe Lubricant sealed rotary vane vacuum pump |
| 06/18/2008 | CN201074599Y Low noise water-ring vacuum pump |
| 06/18/2008 | CN201074594Y Low noise structure of compressor pump body |
| 06/18/2008 | CN201074593Y Shell construction of rotary compressor |
| 06/18/2008 | CN201074592Y Least pressure valve for air-actuated self-force type screw compressor |
| 06/18/2008 | CN201074591Y Multilevel Roots dry vacuum pump for straight discharging atmosphere |
| 06/18/2008 | CN201074580Y Compressor footing structure |
| 06/18/2008 | CN101203677A 旋转式真空泵 Rotary vacuum pump |
| 06/18/2008 | CN101201053A Mounting structure for protective cap of compressor up-cover wiring terminal |
| 06/18/2008 | CN101201052A Exhausting arrangement on compressor casing |
| 06/18/2008 | CN101201050A Rotary compressor, and car air conditioner and heat pump type water heater using the compressor |
| 06/18/2008 | CN101201048A Mounting structure for protective cap of compressor wiring terminal |
| 06/18/2008 | CN100395454C Turbine compressor |
| 06/18/2008 | CN100395453C Variable capacity rotary compressor |
| 06/17/2008 | US7387498 System and method for noise attenuation of screw compressors |
| 06/17/2008 | US7386991 Hermetic compressor |
| 06/17/2008 | CA2461031C Discharge porting design for screw compressor |
| 06/17/2008 | CA2441833C Compressor mounting bracket and method of making |
| 06/12/2008 | US20080138228 Scroll-Type Fluid Machine |
| 06/11/2008 | EP1364442B1 Motor with divided stator having bonded laminations |
| 06/11/2008 | CN101198792A Liquid ring compressor |
| 06/11/2008 | CN101196191A Scroll compressor |
| 06/11/2008 | CN100394035C Compressor unit |
| 06/11/2008 | CN100394034C By-pass valve combination of rotary and capacity-variable compressor |
| 06/11/2008 | CN100394033C By-pass valve assembly of rotary and capacity-variable compressor |
| 06/11/2008 | CN100394032C By-pass valve combination of rotary and capacity-variable compressor |
| 06/11/2008 | CN100394030C Vane rotary type air pump |
| 06/11/2008 | CN100394029C 螺杆式压缩机 Screw compressors |
| 06/05/2008 | WO2008065802A1 Compressor |
| 06/05/2008 | WO2008064713A1 Filter installation device |
| 06/05/2008 | US20080133181 Locally Powered Water Distillation System |
| 06/05/2008 | US20080131301 Screw Compressor Lubrication |
| 06/05/2008 | CA2670641A1 Assembly device for a filter designed with a barrier to rotation |
| 06/04/2008 | EP1927758A1 Oil-free fluid machine having two or more rotors |
| 06/04/2008 | EP1927757A1 Drive transmission mechanism between two or more rotary shafts and oil-free fluid machine equipped with the mechanism |
| 06/04/2008 | EP1926913A1 Vacuum pump |
| 06/04/2008 | EP1458979B1 Vane of compressor |
| 06/04/2008 | CN201068861Y Frequency conversion screw type cold compressor controller cooling structure |
| 06/04/2008 | CN201068860Y Frequency conversion screw type cold compressor built-in Vi structure |
| 06/04/2008 | CN201068859Y Frequency conversion screw type cold compressor three-support structure |
| 06/04/2008 | CN201068849Y Air-conditioner compressor installed with cooling water passage |
| 06/04/2008 | CN101191490A Exhaust pipe structure of compressor |
| 06/04/2008 | CN101191489A Rotation-type compressor base angle |
| 06/04/2008 | CN101191488A Connecting structure for compressor bottom bearing and bottom muffler |
| 06/04/2008 | CN101191487A Upper bearing with highly effective exhaust hole for compressor |
| 06/04/2008 | CN101191477A Application of photoelectric oil-level sensor in compressor oil-level monitoring |
| 06/04/2008 | CN101191476A Motor-driven compressor |
| 06/03/2008 | CA2441830C Compressor assembly having crankcase |
| 06/03/2008 | CA2441052C Horizontal two stage rotary compressor with improved lubrication structure |
| 05/29/2008 | WO2008062839A1 Fluid machine |
| 05/29/2008 | WO2008062838A1 Fluid machinery |
| 05/29/2008 | WO2008062789A1 Rotary compressor and refrigeration cycle device |
| 05/29/2008 | WO2008061325A1 Rotor and compressor element provided with such rotor |
| 05/29/2008 | US20080124236 Scroll-Type Apparatus |
| 05/29/2008 | DE102006055158A1 Vane cell pump for pumping e.g. diesel, has embedded particles including higher hardness than matrix material, where large portion of embedded particles of contact region is exposed to contact surface, and overlapping on matrix material |
| 05/28/2008 | CN201065836Y Half-closed screw type refrigerating compressor diversion dome |
| 05/28/2008 | CN201065835Y Half-closed screw type refrigerating compressor two-segment type oil gas separator |
| 05/28/2008 | CN201065830Y Screw compressor support structure |
| 05/28/2008 | CN201065822Y Natural gas compressor cooler |
| 05/28/2008 | CN101187376A Horizontal type compressor and automobile air conditioner equipped with the same |
| 05/28/2008 | CN101187375A Horizontal type compressor and automobile air conditioner equipped with the same |
| 05/28/2008 | CN101187374A Compressor with jacket type lower lid |
| 05/28/2008 | CN101187372A Noise-reducing structure of rotary compressor |
| 05/28/2008 | CN101187371A Compressor vibration damping mat |
| 05/28/2008 | CN100390423C Screw rod compressor |
| 05/28/2008 | CN100390422C Compressor and dynamic speed limit device |
| 05/28/2008 | CN100390421C Rotary compressor |
| 05/28/2008 | CN100390419C Air compressor |
| 05/28/2008 | CN100390417C Vortex compressor |
| 05/28/2008 | CN100390411C Oil level sensor and electric compressor using it |
| 05/27/2008 | USRE40344 Scroll machine with ported orbiting scroll member |
| 05/27/2008 | CA2314124C Displacement machine for compressible media |
| 05/27/2008 | CA2310995C Rotary piston compressor with an axial direction of delivery |
| 05/22/2008 | WO2008060525A1 Scroll machine having improved discharge valve assembly |
| 05/22/2008 | US20080118383 Vacuum pump having fluid port and exhaust system |
| 05/21/2008 | CN201062581Y Connecting device for rotor type compressor sealed cylinder and lower part of liquid storage barrel |
| 05/21/2008 | CN201062579Y Rolling rotor type refrigeration compressor |
| 05/21/2008 | CN101184919A 电动压缩机 Electric compressor |
| 05/21/2008 | CN101184908A Device for coupling vacuum pump and camshaft containing lubrication fluid supply device |
| 05/21/2008 | CN101182846A Fuel injection helical lobe compressor lubricant oil ancillary equipment |
| 05/21/2008 | CN101182845A Dry-type vacuum pump |
| 05/21/2008 | CN101182843A Scroll-type compressor and control method thereof |
| 05/15/2008 | US20080112831 Hermetically sealed compressor and method of manufacturing the same |
| 05/14/2008 | EP1920523A1 Cooling system of an aggregate |
| 05/14/2008 | CN201059267Y Support ring for vortex air conditioning compressor |
| 05/14/2008 | CN101180467A A control system and method for protection against breakage of lubricant film in compressor bearings. |
| 05/14/2008 | CN101178070A Compressor |
| 05/14/2008 | CN101178069A Compressor unit |
| 05/14/2008 | CN101178067A Quadrangle straight-lobe compressor |
| 05/14/2008 | CN101178066A Hermetic screw compressor |
| 05/14/2008 | CN101178059A Mounting structure for compressor of air conditioner |