| Patents for F04C 23 - Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids (6,201) |
|---|
| 04/04/2012 | EP2435705A2 Wheel |
| 04/04/2012 | CN202182027U 变容量旋转压缩机 Variable capacity rotary compressor |
| 03/28/2012 | CN102395759A Fluid machine and refrigeration cycle apparatus |
| 03/21/2012 | EP2431611A1 Inverter-integrated electric compressor |
| 03/20/2012 | US8137754 Hydroxyl-terminated thiocarbonate containing compounds, polymers, and copolymers, and polyurethanes and urethane acrylics made therefrom |
| 03/15/2012 | WO2012031450A1 Two-stage medium-pressure screw-type air compressor set |
| 03/15/2012 | DE102010044918A1 Method for determination of working area of high vacuum pumping system, involves describing maximum amount of gas intakeable into high vacuum pump by upper border lines, and defining area lying below curves as working area |
| 03/14/2012 | EP2428641A2 Variable capacity rotary compressor and air conditioning system having the same |
| 03/14/2012 | CN102374167A Rotary dual-rotor compressor |
| 03/14/2012 | CN102374166A Pump body with countersink grooves and bi-rotor two-stage enthalpy-increasing compressor having same |
| 03/13/2012 | CA2610060C Electric compressor |
| 03/07/2012 | EP2425137A2 Vacuum pump |
| 02/29/2012 | CN102365459A Compressor |
| 02/23/2012 | DE10159835B4 Vakuumpumpsystem The vacuum pumping system |
| 02/22/2012 | CN202149029U 压缩机及具有该压缩机的空调系统 Compressors and air-conditioning systems with the compressor |
| 02/22/2012 | CN102362069A Discharge muffler and two-stage compressor with discharge muffler |
| 02/15/2012 | EP2417357A1 Screw compressor specially suitable to be connected in parallel in compression units |
| 02/09/2012 | WO2012017727A1 Hermetically sealed compressor |
| 02/08/2012 | EP2416012A1 Compressor |
| 02/08/2012 | EP2416011A1 Discharge muffler and two-stage compressor with discharge muffler |
| 02/08/2012 | CN102345605A Multi-cylinder compressor |
| 02/01/2012 | CN202132236U 旋转压缩机 Rotary compressor |
| 02/01/2012 | CN102338514A Rotary type compressor and gas-liquid separator thereof |
| 02/01/2012 | CN102338088A Compressor |
| 01/31/2012 | US8105054 Oil return tube aligned over motor protector in scroll compressor |
| 01/26/2012 | WO2012011206A1 Vane compressor |
| 01/18/2012 | EP2407669A2 Compressor with suction and discharge pipes |
| 01/18/2012 | EP2407668A2 Scroll compressor |
| 01/18/2012 | CN102326000A Scroll compressors with different volume indexes and systems and methods for same |
| 01/12/2012 | WO2012004993A1 Rotary compressor and refrigeration cycle device |
| 01/12/2012 | WO2012004992A1 Rotary compressor and refrigeration cycle device |
| 01/11/2012 | CN102312836A Multi-cylinder rotary compressor, assembling method thereof and manufacturing device thereof |
| 01/11/2012 | CN101128673B Multilevel rotary compressor |
| 01/04/2012 | EP2020483B1 Expander-compressor unit |
| 01/04/2012 | CN202100462U Oiling blade falling-resistant structure of compressor |
| 01/04/2012 | CN1807897B Multi-stage rotary compressor |
| 01/04/2012 | CN101627181B Two-stage rotary type expander, expander-integrated compressor, and refrigeration cycle device |
| 01/04/2012 | CN101560976B Energy-saving and environment-friendly vacuum device applied to petrochemical engineering and mixed arene separating system |
| 01/03/2012 | US8087912 Crankshaft having first and second eccentric portions |
| 12/29/2011 | US20110318210 Vacuum pump |
| 12/28/2011 | EP2060739B1 Multi-stage rotary fluid machine and refrigeration cycle device |
| 12/22/2011 | WO2011157411A2 Short-shaft electric compressor |
| 12/22/2011 | WO2011157409A2 Electric compressor |
| 12/21/2011 | CN202082104U 一种双转子两级增焓压缩机 A dual two-stage compressor rotor enthalpy |
| 12/21/2011 | CN1918387B 压缩机和板安装方法 Compressors and plate mounting method |
| 12/15/2011 | US20110302954 Rotary-type fluid machine and refrigeration cycle apparatus |
| 12/13/2011 | US8075288 Screw pump and pumping arrangement |
| 12/13/2011 | CA2655006C Scroll compressor with bifurcated flow pattern |
| 12/07/2011 | CN101943163B Two-stage medium-pressure screw-type air compressor set |
| 12/01/2011 | WO2011148453A1 Two-stage rotary compressor and heat pump apparatus |
| 12/01/2011 | WO2011023809A3 Soft-start hermetic compressor |
| 11/30/2011 | EP2390463A2 Bearings of the shaft of a hermetic compressor |
| 11/30/2011 | EP2389516A2 Scroll compressors with different volume indexes and systems and methods for same |
| 11/30/2011 | CN101059133B 流体机械、兰金循环系统及其控制方法 Fluid Machinery, Rankine cycle system and control method |
| 11/24/2011 | WO2011143882A1 Rotary compressor |
| 11/24/2011 | WO2010147235A3 Rotary vane compressor with hydrofluoroolefin refrigerating gas and steel nitrided vanes. |
| 11/23/2011 | CN102251965A Compressor capable of performing one-stage and double-stage switching, and control method thereof |
| 11/16/2011 | CN1786477B Refrigeration circulating device |
| 11/16/2011 | CN101498307B Rotary compressor with double working cylinders |
| 11/10/2011 | US20110271674 Sliding vane rotary expander for waste heat recovery system |
| 11/09/2011 | CN1982718B Multistage compression type rotary compressor |
| 11/09/2011 | CN102235360A Double-cylinder rotary compressor |
| 11/09/2011 | CN101878401B Freezing apparatus |
| 11/09/2011 | CN101550939B Sound attenuation housing for compressor |
| 11/03/2011 | WO2011135779A1 Fluid machine and refrigeration cycle apparatus |
| 11/02/2011 | CN102230471A Rotary compressor with variable volume |
| 11/02/2011 | CN101641040B Flexible impeller pumps for mixing individual components |
| 10/20/2011 | US20110256007 Three stage scroll vacuum pump |
| 10/20/2011 | DE102010014884A1 Vakuumpumpe Vacuum pump |
| 10/19/2011 | EP2378063A2 Vacuum pump |
| 10/12/2011 | EP2375075A2 Sealed motor-driven compressor |
| 10/11/2011 | US8033135 Rotary-type fluid machine and refrigeration cycle apparatus |
| 10/05/2011 | EP2372159A2 Sealed rotary compressor |
| 10/05/2011 | EP2372158A1 Frequency- variable compressor and control method thereof |
| 10/05/2011 | CN202001303U Compressor and air conditioning system provided with same |
| 09/29/2011 | WO2011118562A1 Fluid machine |
| 09/29/2011 | WO2011118348A1 Complex fluid machine |
| 09/29/2011 | CA2792544A1 Fluid machine |
| 09/28/2011 | CN201991774U Capacity variation type compressor |
| 09/28/2011 | CN201991773U 双转子压缩机及使用该压缩机的热泵系统 Dual-rotor compressor and use of the compressor heat pump system |
| 09/28/2011 | CN102203425A Frequency- variable compressor and control method thereof |
| 09/28/2011 | CN102200129A Spiral compressor |
| 09/27/2011 | US8024942 Method and apparatus for highly efficient compact vapor compression cooling |
| 09/22/2011 | WO2011114750A1 Rotary compressor |
| 09/22/2011 | DE10215207B4 Motorgetriebener Kompressor und Verfahren zum Zusammenbau eines motorgetriebenen Kompressors Motor-driven compressor and method for assembling a motor-driven compressor |
| 09/21/2011 | CN201982299U 双级旋转压缩机 Two-stage rotary compressor |
| 09/21/2011 | CN102192150A Two-stage compressor and heat pump device |
| 09/15/2011 | WO2011001100A3 Multi-stage scroll machine |
| 09/14/2011 | CN102182688A Two-stage compression compressor |
| 09/07/2011 | CN201963552U 旋转压缩机 Rotary compressor |
| 09/07/2011 | CN201963547U 旋转式双缸压缩机及包含该压缩机的热泵系统 Rotary cylinder compressor and a heat pump system that contains the compressor |
| 09/07/2011 | CN101776078B Totally-enclosed type refrigeration compressor and rotor compressor unit thereof |
| 09/06/2011 | US8011900 Hermetic compressor with a heat dissipation system |
| 09/01/2011 | WO2010136470A3 Wheel |
| 08/25/2011 | WO2011102413A1 Rotary compressor and refrigeration cycle device |
| 08/25/2011 | WO2011102319A1 Rankine cycle apparatus |
| 08/24/2011 | CN201943954U 多气缸旋转式压缩机及冷冻循环装置 Multi-cylinder rotary compressor and refrigeration cycle device |
| 08/24/2011 | CN101691864B Spherical expansion compressor capable of adapting to variable working conditions |
| 08/17/2011 | CN102159906A Refrigerating apparatus |
| 08/17/2011 | CN102155410A Air compressor |