| 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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| 06/28/2001 | DE19961317C1 Vakuumpumpe, insbesondere Flügelzellenvakuumpumpe Vacuum pump, in particular vane vacuum pump |
| 06/28/2001 | DE19960152A1 Verdichteranlage zur Erzeugung von Druckluft Compressor unit for generating compressed air |
| 06/28/2001 | DE10063603A1 Encapsulated electric compressor has refrigerant or coolant channel with first part parallel to rotor shaft and second part connected to first part and extending radially outwards |
| 06/27/2001 | EP1110001A1 Fluid compressor aftercooler temperature control system and method |
| 06/26/2001 | US6253029 Vacuum processing apparatus |
| 06/26/2001 | US6250899 Rotary compressor |
| 06/26/2001 | US6250898 Refrigerating cycle or compressor having foreign matter collector |
| 06/21/2001 | WO2001044635A1 Compressor system for producing compressed air |
| 06/21/2001 | US20010004037 Electromagnetic clutch device for a compressor |
| 06/20/2001 | EP1108913A2 Electromagnetic clutch device for a compressor |
| 06/20/2001 | EP1108892A2 Vane type vacuum pump |
| 06/20/2001 | EP1108147A1 Device for generating, accumulating and discharging compressed air |
| 06/20/2001 | EP1108143A1 Dry-compressing screw pump |
| 06/20/2001 | CN1299936A Electromagnetic clutch device for compressor |
| 06/20/2001 | CN1067465C Scroll compressor having discharge port inserts |
| 06/19/2001 | US6247910 Scroll type compressor which requires no flange portions or holes for solely positioning purposes |
| 06/19/2001 | US6247907 Thin counterweight for sealed compressor |
| 06/15/2001 | CA2328443A1 Electromagnetic clutch device for a compressor |
| 06/14/2001 | WO2001042660A1 Scroll compressor and air conditioner |
| 06/14/2001 | WO2001042659A1 Scroll type compressor |
| 06/14/2001 | WO2001042656A1 Porous part for refrigerators, and method of producing the same and refrigerator |
| 06/13/2001 | CN1299444A Vacuum pump |
| 06/13/2001 | CN1299434A Rotating piston machine with three-blade rotors |
| 06/12/2001 | US6244841 Vacuum pumps |
| 06/12/2001 | CA2057032C Scroll compressor |
| 06/07/2001 | WO2001040659A1 Refrigeration chiller oil recovery employing high pressure oil as eductor motive fluid |
| 06/07/2001 | US20010002981 Rotary compressor with vane body immersed in lubricating fluid |
| 06/07/2001 | US20010002980 Scroll compressor discharge muffler |
| 06/06/2001 | CN2433429Y Air extracting nozzle of vacuum pump |
| 06/06/2001 | CN2433428Y Bent tube of vacuum pump |
| 06/06/2001 | CN2433427Y 真空泵旋片 Rotary vane vacuum pump |
| 06/06/2001 | CN2433426Y Universal axle rotor of vacuum pump |
| 06/06/2001 | CN2433424Y Totally-enclosed four-rotary system refrigeration compressor |
| 06/05/2001 | US6241496 Hermetic rotary compressor |
| 06/05/2001 | US6241490 Multirotor vacuum pump |
| 06/05/2001 | US6240736 Refrigerating apparatus |
| 06/05/2001 | CA2118475C Scroll compressor |
| 05/31/2001 | WO2001038742A1 Vacuum pump comprising an outlet |
| 05/31/2001 | US20010001923 Air conditioner |
| 05/29/2001 | US6237362 Internal oil separator for compressors of refrigeration systems |
| 05/29/2001 | CA2216429C Gas flow and lubrication of a scroll compressor |
| 05/29/2001 | CA2200290C Improved suction inlet for rotary compressor |
| 05/29/2001 | CA2058618C Scroll compressor with discharge valve opened by centrifugal force |
| 05/25/2001 | WO2001036824A1 Hybrid compressor |
| 05/24/2001 | US20010001639 Scroll vacuum pump with improved performance |
| 05/24/2001 | US20010001638 Sealed-type compressor |
| 05/23/2001 | EP1101942A2 Evacuating apparatus |
| 05/23/2001 | EP1101070A2 Vapor-compression evaporative air conditioning system |
| 05/23/2001 | EP0788402B1 An arrangement in autoclaving systems |
| 05/23/2001 | DE19955500A1 Centrifugal pump for pneumatic braking servo for automobile braking system has geometric size and/or position of control element for suction channel or discharge channel altered in dependence on pressure |
| 05/23/2001 | CN2431420Y Self-repairing magnetic fluid shaft seal |
| 05/22/2001 | US6234769 Hybrid type compressor driven by engine and electric motor |
| 05/22/2001 | US6234768 Sealed-type electric compressor having refrigerant passage |
| 05/22/2001 | US6233967 Refrigeration chiller oil recovery employing high pressure oil as eductor motive fluid |
| 05/22/2001 | CA2153385C Pumping process for operating a multi-phase screw pump and pump |
| 05/17/2001 | WO2001034979A1 Scroll compressor for natural gas |
| 05/17/2001 | WO2001034945A1 Screw rotor machine having means for axially biasing at least one of the rotors |
| 05/16/2001 | CN1295196A Enclosed rotary compressor |
| 05/16/2001 | CN1295195A Sealed rotary compressor |
| 05/15/2001 | US6231325 Scroll-type compressor |
| 05/15/2001 | US6231317 Sealed compressor driven by a motor |
| 05/09/2001 | EP0683321B1 Swinging rotary compressor |
| 05/09/2001 | CN2429657Y Noiseless compressor |
| 05/09/2001 | CN2429656Y Gear gas pump |
| 05/09/2001 | CN1065594C 涡旋压缩机 Scroll Compressor |
| 05/08/2001 | US6227831 Compressor having an inclined surface to guide lubricant oil |
| 05/08/2001 | US6227830 Check valve mounted adjacent scroll compressor outlet |
| 05/08/2001 | US6227828 Gear pump for use in an electrically-operated sealed compressor |
| 05/03/2001 | US20010000722 Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
| 05/02/2001 | EP1096150A2 Scroll machine |
| 05/02/2001 | CN1065324C Check valve of vortex compressor |
| 05/02/2001 | CN1065323C Liquid-ring type machine |
| 05/01/2001 | US6224356 Check valve stop and ports |
| 05/01/2001 | US6223554 Compressor provided with refrigerant and lubricant in specified relationship |
| 04/26/2001 | DE19950117A1 Spiral compressor has force-generating flexible rod mounted on housing so that it biases driven spirals against eccentric cranks of eccentric shafts |
| 04/25/2001 | CN1292850A Scroll compressor with combined pressure ratio and pressure differential relief valve |
| 04/25/2001 | CN1065027C Speed detector of scroll-type fluid machine |
| 04/25/2001 | CN1065026C Rotative vacuum pump composed of two parts |
| 04/24/2001 | US6220841 Displacement type fluid machine |
| 04/24/2001 | US6220839 Scroll compressor discharge muffler |
| 04/24/2001 | US6220825 Rotary-screw air compressor having a separator and a cooler fan assembly |
| 04/19/2001 | WO2001028072A1 Compressor |
| 04/19/2001 | US20010000320 Screw compressor |
| 04/17/2001 | US6217305 Screw pumps |
| 04/17/2001 | US6217303 Displacement fluid machine |
| 04/17/2001 | US6216691 Mounting body |
| 04/17/2001 | US6216474 Part load performance of variable speed screw compressor |
| 04/11/2001 | CN1064439C Scroll compressor oil pumping system |
| 04/10/2001 | US6213743 Displacement type fluid machine |
| 04/10/2001 | US6213742 Scroll-type fluid mover having an eccentric shaft radially aligned with a volute portion |
| 04/10/2001 | US6213732 Rotary compressor |
| 04/10/2001 | US6213731 Compressor pulse width modulation |
| 04/05/2001 | WO2001023762A1 Screw-type pump, especially vacuum screw-type pump, with two pump stages |
| 04/04/2001 | EP1088169A1 Lubricating oil supplying arrangement for an apparatus having a rotating apparatus shaft |
| 04/04/2001 | EP1088168A1 Two stage compressor and a method for cooling such a compressor |
| 04/04/2001 | CN1289896A Improvement of partial load performance of speed variable helical-lobe compressor |
| 04/04/2001 | CN1289895A Lubricating system of helical-lobe compressor for oil distiller |
| 04/03/2001 | US6210137 Scroll fluid machine |
| 04/03/2001 | US6210136 Scroll compressor and method for manufacturing an oldham ring therefor |
| 04/03/2001 | US6210132 Partition means for directing air flow over a cooler in an oilless scroll compressor |