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

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)
11/2004
11/17/2004	CN2656675Y Control mechanism under condition of compressor parallel connection
11/17/2004	CN2656672Y Miniature balanced oilless lubricating compressor
11/17/2004	CN2656671Y Air conditioner compressor with multipump structure
11/11/2004	US20040223862 Oil utilized as motor protector trip for scroll compressor
11/11/2004	US20040221663 Tension detection apparatus of endless loop power transferring member and torque detection apparatus using the same
11/11/2004	DE10248926B4 Kompressor Compressor
11/10/2004	EP1475541A2 Scroll compressor
11/10/2004	EP1475539A2 Pump assembly
11/10/2004	EP1475538A2 Pump
11/10/2004	CN2654904Y Series combined dual-purpose oil pump
11/10/2004	CN1175188C Multi-cylinder rotary compressor
11/10/2004	CN1175187C Oldham coupling for a scroll compressor
11/10/2004	CN1175173C Compressor system for producing compressed air
11/09/2004	US6814551 Compressor
11/09/2004	US6814549 Liner for fluid pump motor
11/04/2004	WO2004094829A1 Rotary type compressor
11/04/2004	US20040219048 Scroll fluid machine
11/04/2004	US20040219045 Enclosed mechanical booster
11/04/2004	US20040219037 Closed compressor
11/04/2004	US20040219033 Compressor suction gas feed assembly
11/04/2004	US20040217180 Temperature control system for compressor exhaust
11/04/2004	US20040216484 Refrigerant cycle apparatus
11/04/2004	DE202004012835U1 Hypocycloid pump for gases has pair of ovaloid chambers containing hypocycloid rotors with sealed covers having inlet openings
10/2004
10/28/2004	WO2004092588A1 Oil and vacuum pumps group for a motor vehicle engine
10/28/2004	WO2004092587A1 Enclosed compressor
10/28/2004	WO2004092586A1 Enclosed compressor
10/28/2004	WO2004076864A3 Scroll compressor with bifurcated flow pattern
10/28/2004	US20040211216 Refrigerant cycle apparatus
10/28/2004	US20040211213 Refrigerating device
10/27/2004	EP1471339A2 Tension detection apparatus of endless loop power transferring member and torque detection apparatus using the same
10/27/2004	EP1471259A2 Hermetic compressor
10/27/2004	EP1471258A1 Electric compressor
10/27/2004	EP1471257A2 Multi-cylinder rotary compressor
10/27/2004	EP1471256A1 Closed compressor
10/27/2004	CN1541307A Vacuum exhaust appts. and drive method of vacuum appts.
10/27/2004	CN1540166A Horizontal rotary commpressor
10/27/2004	CN1173119C Closed-type scroll compressor
10/26/2004	US6808372 Compressor with built-in motor, and mobile structure using the same
10/26/2004	US6808121 Fluid pump
10/26/2004	US6807821 Compressor with internal accumulator for use in split compressor
10/21/2004	WO2004090332A1 Dry vacuum pump and method of starting same
10/21/2004	US20040208769 Rotary compressor
10/21/2004	US20040208768 Rotary compressor having two-piece separator plate
10/21/2004	US20040208762 Terminal block assembly for a hermetic compressor
10/21/2004	US20040208760 Terminal block assembly for a hermetic compressor
10/21/2004	US20040206104 Compressor having noise reducing apparatus
10/20/2004	CN2649815Y Dual-rotor sliding-vane pump
10/14/2004	WO2004088141A2 Oscillating piston pump
10/14/2004	US20040202550 Hybrid compressor
10/14/2004	DE10319671A1 Pumpe Pump
10/13/2004	EP1467100A2 Hermetic compressors
10/13/2004	CN2648112Y Combined two-purpose oil pump
10/13/2004	CN1171050C Multi-stage compression refrigerating device
10/12/2004	US6802696 Multistage compressor unit and method for regulating such multistage compressor unit
10/07/2004	US20040197209 High-low pressure dome type compressor
10/07/2004	US20040197204 Variable displacement mechanism for scroll type compressor
10/07/2004	US20040197197 Multistage compressor for compressing gases
10/06/2004	EP1464841A1 Hermetic compressor
10/06/2004	EP1464840A1 Scroll compressor
10/06/2004	EP1464839A1 Hybrid compressor
10/06/2004	EP1021654B1 Screw vacuum pump provided with rotors
10/06/2004	CN1534254A 制冷剂循环装置 The refrigerant cycle apparatus
10/06/2004	CN1534197A Mixed compressor
10/06/2004	CN1534196A 可变容量旋转压缩机 Variable capacity rotary compressor
10/05/2004	US6799956 Rotary compressor having two-piece separator plate
09/2004
09/30/2004	WO2004083643A1 Positive-displacement vacuum pump
09/30/2004	WO2004083642A1 Rotary sealed compressor and refrigeration cycle apparatus
09/30/2004	US20040193330 Method and system for controlling compressors
09/30/2004	US20040191083 Electric compressor
09/30/2004	US20040191082 Electric compressor
09/30/2004	US20040187506 Waste heat utilizing system
09/29/2004	EP1462739A2 Refrigerant cycle apparatus
09/29/2004	EP1462738A1 Refrigerator
09/29/2004	EP1462737A2 Refrigerant cycle apparatus
09/29/2004	EP1462656A1 Rotary piston compressor
09/29/2004	EP1462655A1 Power generating device
09/29/2004	EP1462652A2 Method and system for controlling compressors
09/29/2004	EP1309799B1 Screw-type compressor
09/29/2004	CN1533479A Reduced wear pump rotor and pump comprisng same
09/29/2004	CN1532474A 制冷剂循环装置 The refrigerant cycle apparatus
09/29/2004	CN1532473A R4efrigerant circulation device
09/29/2004	CN1532421A 旋转式压缩机 Rotary compressor
09/29/2004	CN1532420A 旋转压缩机 Rotary compressor
09/29/2004	CN1532082A Waste heat utilizing system
09/29/2004	CN1168903C Compressor
09/29/2004	CN1168900C High-pressure dome type compressor
09/28/2004	US6796773 Variable capacity rotary compressor
09/23/2004	WO2004081384A1 Hermetic compressor
09/23/2004	US20040184943 Fluid machinery
09/23/2004	US20040184931 Compressor control system
09/23/2004	US20040184930 Compressor configuration system and method
09/23/2004	US20040184929 Compressor communication and control system
09/23/2004	US20040184928 Compressor vibration protection system
09/23/2004	US20040184926 Control device for hybrid compressor
09/23/2004	US20040184922 Rotary compressor
09/23/2004	DE10197271T5 Schraubenvakuumpumpe Screw vacuum pump
09/22/2004	EP1460271A1 Liquid ring vacuum pump with integrated gas ejector
09/22/2004	EP1458979A1 Vane of compressor
09/22/2004	CN1530551A Motor-driven compressor with insulation power-supply part
09/22/2004	CN1530550A 流体机械 Fluid Machinery

1 ... 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 ... 63