| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 08/02/2006 | CN1811187A Stage regulating method of gas amount in single-screw compressor with plunger solenoid valve |
| 08/02/2006 | CN1811186A Vortex rotary compressor |
| 08/02/2006 | CN1811185A Screw rotor tooth form for double screw compressor |
| 08/02/2006 | CN1267646C Antivacuum device for vortex compressor |
| 08/02/2006 | CN1267645C Fluid compressor |
| 08/01/2006 | US7083401 Asymmetric contouring of elastomer liner on lobes in a Moineau style power section stator |
| 08/01/2006 | US7083399 Motor-driven compressors |
| 08/01/2006 | US7083397 Scroll compressor with motor control for capacity modulation |
| 08/01/2006 | US7083393 Combination sight glass, strainer and orifice |
| 08/01/2006 | US7082786 Scroll compressor and refrigerating system using ammonia group refrigerant |
| 07/28/2006 | CA2517488A1 Scroll machine |
| 07/27/2006 | WO2006077328A1 Multi-shaft vacuum pump with circular translation cycle |
| 07/27/2006 | US20060165543 Screw compressor acoustic resonance reduction |
| 07/27/2006 | US20060165542 Volume expander and fluid machine |
| 07/27/2006 | DE19539136B4 Flügelzellenverdichter Vane compressor |
| 07/27/2006 | DE10335637B4 Spiralverdichter Scroll compressor |
| 07/27/2006 | DE102005052703A1 Kompressor Compressor |
| 07/27/2006 | CA2595360A1 Multi-shaft vacuum pump with circular translation cycle |
| 07/26/2006 | EP1683971A2 Scroll fluid machine |
| 07/26/2006 | CN2799914Y Detection tool for screw rotor |
| 07/26/2006 | CN1809696A Air-feeding device |
| 07/26/2006 | CN1808844A Permanent magnet type rotary electric machine and compressor using it |
| 07/26/2006 | CN1807897A Multi-stage rotary compressor |
| 07/26/2006 | CN1807896A Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit |
| 07/26/2006 | CN1807895A Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit |
| 07/26/2006 | CN1807894A Hand-held vacuum pump and automated urinary drainage system using that vacuum pump |
| 07/26/2006 | CN1807893A Miniaturization method for vortex type automobile air conditioner compressor and structure thereof |
| 07/26/2006 | CN1807892A Scroll compressor |
| 07/26/2006 | CN1807891A Apparatus and method for aligning scroll compressor |
| 07/26/2006 | CN1807889A Helical-lobe compressor for refrigerating plant |
| 07/26/2006 | CN1266433C Spiral freezing equipment |
| 07/26/2006 | CN1266432C Interlocking scroll compressor components |
| 07/26/2006 | CN1266431C Air conditioner, outdoor unit and refrigerating unit |
| 07/26/2006 | CN1266430C Oil-free screw type expansion-compressor |
| 07/26/2006 | CN1266385C Scroll compressor with vapour injection |
| 07/26/2006 | CN1266384C Mixing compressor |
| 07/25/2006 | US7080977 Discharge diffuser for screw compressor |
| 07/25/2006 | US7080976 Volumetric rotary machine |
| 07/25/2006 | US7080623 Rotor for an axial vane rotary device |
| 07/25/2006 | US7080522 Car air conditioner and car with its conditioner |
| 07/20/2006 | US20060159581 Rotary fluid pressure device and improved brake assembly for use therewith |
| 07/20/2006 | US20060159580 Scroll compressor and method of machining scroll lap |
| 07/20/2006 | US20060159579 Motor-compressor unit mounting arrangement for compressors |
| 07/20/2006 | CA2531398A1 Motor-compressor unit mounting arrangement for compressors |
| 07/19/2006 | EP1681469A1 Rotary dry vacuum pump |
| 07/19/2006 | EP1681468A2 Rotary compressor |
| 07/19/2006 | EP1681467A1 Multi-stage rotary compressor |
| 07/19/2006 | EP1240433B1 Dry compressing vacuum pump having a gas ballast device |
| 07/19/2006 | EP1232344B1 Vacuum pump comprising an outlet |
| 07/19/2006 | CN2797688Y Compressor with internal structure made by double layer welding mode |
| 07/19/2006 | CN1806125A Fluid pump and motor |
| 07/19/2006 | CN1806124A Vane rotary pneumatic pump |
| 07/19/2006 | CN1804400A 涡卷式液压机器 Scroll hydraulic machine |
| 07/19/2006 | CN1804399A Tooth number unequal and radius unequal screw tooth profile of big-flow high-pressure dual-screw pump |
| 07/19/2006 | CN1265096C Rotary compressor capable of preventing cylinder from deforming |
| 07/18/2006 | US7077635 Pump comprising a water supply |
| 07/18/2006 | US7077633 Electric compressor |
| 07/18/2006 | US7077098 Vane-type piston, four-cycle multi-chamber rotary internal combustion engine |
| 07/18/2006 | US7076968 Refrigerant cycling device |
| 07/18/2006 | US7076963 Two-stage compressor for an automotive air conditioner, which can be driven by a vehicle running engine and an electric motor different therefrom |
| 07/18/2006 | CA2409250C Reverse rotation brake for a scroll compressor |
| 07/13/2006 | US20060153725 Scroll compressor |
| 07/13/2006 | US20060153723 Rotary fluid machinery |
| 07/13/2006 | US20060150670 Freezer device |
| 07/13/2006 | US20060150666 Method and apparatus for highly efficient compact vapor compression cooling |
| 07/13/2006 | US20060150406 Powder metal scrolls |
| 07/12/2006 | EP1679441A1 Scroll compressor |
| 07/12/2006 | EP1511936B1 Dual-shaft vacuum pump with a synchronous motor |
| 07/12/2006 | CN2795491Y On-line monitor of screw compressor unit |
| 07/12/2006 | CN1802510A 旋转式压缩机 Rotary compressor |
| 07/12/2006 | CN1802509A Rotary fluid machinery |
| 07/12/2006 | CN1802508A Scroll compressor and method of machining scroll lap |
| 07/12/2006 | CN1802506A 压缩机 Compressor |
| 07/12/2006 | CN1800647A Scroll compressor with vapor injection |
| 07/12/2006 | CN1800646A Apparatus for preventing gas reflux of vortex compressor |
| 07/12/2006 | CN1263955C Vortex compressor |
| 07/11/2006 | US7074026 Multi-stage helical screw rotor |
| 07/11/2006 | US7074024 Scroll-type fluid machine having a path to pass and cool the fluid |
| 07/11/2006 | US7074023 Scroll compressor |
| 07/11/2006 | US7074013 Dual volume-ratio scroll machine |
| 07/11/2006 | US7073477 Gorski rotary engine |
| 07/06/2006 | WO2006069520A1 Kneading and displacing method and mechanism for fluid machinery and the use |
| 07/06/2006 | US20060147323 Device for supplying air to fuel cells |
| 07/06/2006 | US20060147318 Oil carry-over prevention from helium gas compressor |
| 07/06/2006 | DE102004060417A1 Kompakter Schraubenkompressor zum mobilen Einsatz in einem Fahrzeug Compact screw compressor for mobile use in a vehicle |
| 07/06/2006 | CA2595762A1 Roudong volume variation method for fluid machinery and its mechanisms and applications |
| 07/05/2006 | CN2793372Y Compressor system |
| 07/05/2006 | CN2793371Y Closed compressor for reducing take-out oil |
| 07/05/2006 | CN1798927A Hermetic compressor |
| 07/05/2006 | CN1796793A Turbination compressor possessing function of adjusting quantity of supplying oil |
| 07/05/2006 | CN1796792A Vortex compressor having frame fixed structure and method of fixing such frame |
| 07/05/2006 | CN1796791A Variable capacity equipment in revolving compressor |
| 07/05/2006 | CN1796790A Method for assembling pump-body of compressor with revolving twin cylinder |
| 07/05/2006 | CN1796789A Scroll fluid machine |
| 07/05/2006 | CN1262802C Fluid machine and waste heat recovery system with the fluid machine |
| 07/05/2006 | CN1262765C Vacuum pump |
| 07/05/2006 | CN1262764C 2-cylinder, 2-stage compression type rotary compressor |
| 07/05/2006 | CN1262763C 水平式涡旋压缩机 Horizontal scroll compressor |
| 07/05/2006 | CN1262762C Vortex compressor possessing step part for reducing leakage loss of fluid |
| 07/04/2006 | US7070401 Scroll machine with stepped sleeve guide |