| 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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| 02/07/1995 | CA2098312C Compressor interstage coolant injector nozzle |
| 02/02/1995 | DE4325283A1 Valve system controllable as a function of operation for a vacuum pump |
| 02/02/1995 | DE4325282A1 Vacuum pump with auxiliary device |
| 02/01/1995 | CN2188664Y Oil-supply apparatus for verticle compression engine |
| 01/26/1995 | WO1995002767A1 Rotary screw compressor |
| 01/26/1995 | CA2166294A1 Rotary screw compressor |
| 01/25/1995 | EP0597866B1 Control unit for a liquid ring compressor |
| 01/24/1995 | US5383773 Orbiting rotary compressor having axial and radial compliance |
| 01/18/1995 | EP0634576A1 Transmission with revolving bearing and seal used hereby |
| 01/18/1995 | EP0633980A1 Scroll machine with overheating protection. |
| 01/18/1995 | EP0593495B1 Cooling device |
| 01/17/1995 | US5382144 Oldham ring of scroll type compressor |
| 01/17/1995 | US5382143 Scroll type compressor having a thrust plate in a frame recess |
| 01/12/1995 | DE4421771A1 Rotary-slide compressor |
| 01/11/1995 | CN1097243A Horizontai rotary compressor |
| 01/11/1995 | CN1097242A Check valve of vortex compressor |
| 01/10/1995 | US5380176 Valved discharge mechanism in a refrigerant compressor |
| 01/10/1995 | US5380170 Scroll compressor oil pumping system |
| 01/04/1995 | EP0632201A1 Scroll compressor oil pumping system |
| 01/04/1995 | EP0566573B1 Silencer unit |
| 01/03/1995 | US5378129 Elastic unloader for scroll machines |
| 01/03/1995 | US5378128 Multi-stage screw vacuum pump |
| 01/03/1995 | US5377781 Oil pick-up device of compressor |
| 01/03/1995 | US5377649 Lubricating device for engine-driven supercharger |
| 01/03/1995 | CA1333790C Oil-free screw compressor apparatus |
| 12/28/1994 | EP0630441A1 Screw compressor providing thrust bearing force compensation |
| 12/28/1994 | CN1096857A Vortex compressor |
| 12/27/1994 | US5375986 Oil pump for a closed type compressor |
| 12/22/1994 | WO1994029596A1 Positive displacement machine with electronic motor synchronisation |
| 12/22/1994 | DE4422315A1 Spiral compressor |
| 12/21/1994 | EP0629778A2 Regulating device for screw-type compressors |
| 12/20/1994 | US5374170 Screw vacuum pump |
| 12/20/1994 | US5374166 Motor driven fluid compressor within hermetic housing |
| 12/17/1994 | CA2121763A1 Regulating device with starting and stopping device for screw-type compressors, and starting and stopping device used hereby |
| 12/13/1994 | US5372490 Scroll compressor oil pumping system |
| 12/13/1994 | US5372489 Two stage vane type compressor |
| 12/13/1994 | CA2080877C Pressure ratio responsive unloader |
| 12/07/1994 | EP0627558A1 Unitary electric-motor/hydraulic-pump assembly with noise reduction features |
| 12/06/1994 | US5370513 Scroll compressor oil circulation system |
| 12/06/1994 | US5370512 Scroll type compressor having a leak passage for the discharge chamber |
| 12/06/1994 | US5370511 Of an air conditioning system in an automotive vehicle |
| 12/06/1994 | US5370508 Positive-displacement machine having orbital motion |
| 12/06/1994 | US5370156 Reduced noise valve stop |
| 11/30/1994 | EP0626040A1 Flooded compressor system utilizing a separator vessel |
| 11/29/1994 | US5368446 Scroll compressor having high temperature control |
| 11/24/1994 | WO1994027049A1 Pumping process for operating a multi-phase screw pump and pump |
| 11/24/1994 | WO1994022064A3 Quieted air compressor |
| 11/23/1994 | EP0625640A1 Refrigerant displacement apparatus with thermal protection device |
| 11/23/1994 | EP0625244A1 Scroll compressor. |
| 11/23/1994 | CN1095455A Rotative fluid equipment |
| 11/23/1994 | CN1095454A Method and apparatus for assembling electric motors capable of employing casing body having low dimensional accuracy |
| 11/23/1994 | CN1026720C Integral oil separator and muffler |
| 11/22/1994 | US5366360 Axial positioning limit pin for scroll compressor |
| 11/22/1994 | US5366359 Scroll compressor orbital scroll drive and anti-rotation assembly |
| 11/22/1994 | US5366357 Scroll type compressor having a counterweight mounted with a clearance on a driveshaft |
| 11/22/1994 | US5366352 Thermostatic compressor suction inlet duct valve |
| 11/17/1994 | DE4316195A1 Oil-sealed vacuum pump with pressure-oil lubrication |
| 11/17/1994 | DE4092017C1 Spiral compressor |
| 11/16/1994 | CN1026609C Motor compressor |
| 11/10/1994 | WO1994025807A1 Refrigeration compressor |
| 11/09/1994 | EP0623748A1 Scroll compressor |
| 11/09/1994 | EP0623733A1 Scroll machine sound attenuation |
| 11/08/1994 | US5362218 Scroll type compressor with counterweight |
| 11/08/1994 | US5362210 Scroll compressor unloader valve |
| 11/02/1994 | EP0622547A1 Speed detector of scroll-type fluid machine |
| 11/02/1994 | EP0622546A1 Rotary compressor with oil injection |
| 11/01/1994 | US5360326 Twin helical blade fluid compressor |
| 10/27/1994 | DE4313573A1 Verringerung der Kondensation von Wasserdampf und Austreiben von Kondensat während der Kompression von Luft Reduction of the condensation of water vapor and expulsion of condensate during the compression of air |
| 10/26/1994 | CN1093978A Sound abatement in rotary compressors |
| 10/25/1994 | US5358392 Horizontal hermetic compressor having an oil reservoir |
| 10/25/1994 | US5358391 Hermetic compressor with heat shield |
| 10/25/1994 | US5358387 Oil-free scroll compressor |
| 10/20/1994 | DE4412560A1 Spiral compressor |
| 10/19/1994 | CN1093777A Rotative bed compressor |
| 10/18/1994 | US5356277 Refrigerant contains no chlorine; manganese phosphate coating on bearing surfaces to prevent cohesion and seizure |
| 10/18/1994 | US5356276 Spiral displacement machine made of magnesium alloy |
| 10/18/1994 | US5356275 Device for supplying a multi-stage dry-running vacuum pump with inert gas |
| 10/18/1994 | US5356268 Check valve structures for liquid ring pumps |
| 10/18/1994 | CA1332593C Scroll gas compressor |
| 10/11/1994 | US5354182 Unitary electric-motor/hydraulic-pump assembly with noise reduction features |
| 10/11/1994 | US5354179 Fluid rotating apparatus |
| 10/05/1994 | EP0618366A1 Volumetric machine with planetary movement |
| 10/04/1994 | US5352097 Vacuum pump |
| 09/29/1994 | WO1994022064A2 Quieted air compressor |
| 09/29/1994 | WO1994021922A1 Co-rotation scroll compressor supercharger device |
| 09/29/1994 | WO1994021921A1 Method and apparatus for regulating a compressor lubrication system |
| 09/27/1994 | US5350286 Liquid injection type screw compressor with lubricant relief chamber |
| 09/27/1994 | US5350280 Fluid compressor |
| 09/22/1994 | DE4092018C2 Scroll compressor |
| 09/21/1994 | EP0616314A2 Active noise attenuating device of the adaptive control type |
| 09/21/1994 | EP0420886B1 Liquid ring compressor |
| 09/21/1994 | CN2177822Y 鼓风机 Blower |
| 09/21/1994 | CN1092505A Compressor with motor cooling |
| 09/20/1994 | US5348457 Vane-type compressor with at least one suction hole |
| 09/20/1994 | US5348448 Fluid rotating apparatus with plural drive motor synchronization system |
| 09/20/1994 | US5347821 Apparatus and method of oil charge loss protection for compressors |
| 09/13/1994 | US5346375 Delivery valve for a scroll compressor |
| 09/13/1994 | US5346374 Rotating spiral pump with cooling between radial steps |
| 09/13/1994 | US5345970 Virtual valve stop |
| 09/13/1994 | US5345785 Scroll compressor and air conditioner using the same |