| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 07/09/1996 | US5533873 Induction regulator valve for rotary compressors |
| 07/04/1996 | WO1996020345A1 Scroll compressor having bearing structure in the orbiting scroll to eliminate tipping forces |
| 07/04/1996 | DE4447097A1 Verdichteranlage Compressor system |
| 07/02/1996 | US5531579 Scroll type compressor |
| 07/02/1996 | US5531578 For a gas including a lubricant |
| 07/02/1996 | US5531577 Scroll type fluid machine having a lever driving mechanism |
| 07/02/1996 | US5531571 Regulating device with starting and stopping device for screw-type compressors, and starting and stopping device used hereby |
| 07/02/1996 | CA2132173C Variable capacity vane compressor with axial pressure device |
| 06/27/1996 | WO1996019667A1 Vane type compressor |
| 06/27/1996 | DE4445958A1 Screw compressor with two threaded cylindrical screws |
| 06/26/1996 | EP0718500A1 Reverse rotation prevention for scroll compressors |
| 06/26/1996 | EP0718499A1 Vane for vane compressor |
| 06/26/1996 | EP0718498A1 Drive for scroll compressor |
| 06/26/1996 | CN1125293A 椭圆转子压缩机和泵 Oval rotor compressors and pumps |
| 06/18/1996 | US5527168 Supercharger and housing, bearing plate and outlet port therefor |
| 06/18/1996 | US5527167 Scroll machine sound attenuation |
| 06/18/1996 | US5527166 Mechanism for locating a fixed volute of scroll compressor |
| 06/18/1996 | US5527158 Scroll machine with overheating protection |
| 06/12/1996 | EP0716231A1 Horizontal scroll compressor |
| 06/12/1996 | EP0653021B1 Pair of conveyor worms for rotary positive-displacement pumps |
| 06/12/1996 | CN1124518A Scroll compressor capable of effectively cooling a motor |
| 06/12/1996 | CN1124332A Rotative compressor |
| 06/06/1996 | WO1996017175A1 Rotary screw compressor with unloading means |
| 06/05/1996 | EP0715080A1 Fluid displacement apparatus with variable displacement mechanism |
| 06/05/1996 | EP0715079A2 Refrigerating apparatus and lubricating oil composition |
| 06/05/1996 | EP0625244B1 Scroll compressor |
| 06/05/1996 | CN2228666Y Electric heating constant temp. cabinet |
| 06/05/1996 | CN1123888A Scroll type fluid machine |
| 06/04/1996 | US5522715 Horizontal scroll compressor having oil path extending to upper part of thrust face of compressor structure |
| 06/04/1996 | US5522235 Reversible rotary compressor and reversible refrigerating cycle |
| 05/30/1996 | DE4442223A1 Motor for split stabiliser on vehicle axle |
| 05/29/1996 | CN1123371A Dry screw fluid machine |
| 05/28/1996 | US5520527 Apparatus for adjusting orbital radius in a scroll compressor |
| 05/28/1996 | US5520526 Scroll compressor with axially biased scroll |
| 05/28/1996 | US5520525 Scroll compressor having wraps with recesses |
| 05/28/1996 | US5520524 Scroll-type compressor with reduced start-up orbiting radius |
| 05/24/1996 | CA2161907A1 Valve system for capacity control of a screw compressor and method of manufacturing such valves |
| 05/22/1996 | EP0713010A1 Scroll compressor |
| 05/21/1996 | US5518381 Closed rotary compressor |
| 05/21/1996 | US5518373 Compressor start-up controller |
| 05/15/1996 | DE4439724A1 Twin shaft mangle useful esp. for avoiding hydrocarbon emissions |
| 05/15/1996 | CN2227217Y Rotary piston type double-cylinder compression engine |
| 05/15/1996 | CN2227216Y Eccentric rolling rotor compression engine |
| 05/14/1996 | US5516269 Zirconia vane for rotary compressors |
| 05/14/1996 | US5516267 Scroll compressor having a pressure relief mechanism using an oldham coupling |
| 05/09/1996 | WO1996013666A1 Rotary compressor and refrigerating apparatus |
| 05/07/1996 | US5513968 Inspection system for a defective rotation preventing device in an orbiting member of a fluid displacement apparatus |
| 05/07/1996 | US5513967 Method of determining the shape of spiral elements for scroll type compressor |
| 05/01/1996 | EP0708889A1 Rotary screw compressor |
| 04/30/1996 | US5511959 Scroll type fluid machine with parts of sintered ceramics |
| 04/30/1996 | US5511952 Refrigerant displacement apparatus with an improved thermal sensing device |
| 04/30/1996 | US5511525 Sliding-blade heat engine with vortex combustion chamber |
| 04/25/1996 | DE19539136A1 Rotary compressor with plates |
| 04/25/1996 | DE19507198A1 Sepn. of organic vapours from air and gases by condensation |
| 04/24/1996 | CN1031624C Metal-carried aromatization catalyst |
| 04/23/1996 | USRE35216 Scroll machine with floating seal |
| 04/23/1996 | US5509273 Gas actuated slide valve in a screw compressor |
| 04/17/1996 | EP0706614A1 A fixed vane rotary compressor |
| 04/16/1996 | US5507618 Package-type oil-cooled air compressor |
| 04/10/1996 | EP0705981A1 Capacity and volume ratio control valve assembly |
| 04/10/1996 | CN1120127A Scroll compressor and method of processing scroll member |
| 04/10/1996 | CN1120126A 旋转压缩机 Rotary compressor |
| 04/10/1996 | CN1120125A Fluid compressor |
| 04/10/1996 | CN1120123A Vortex compressor |
| 04/10/1996 | CN1031524C Coupling mechanism of vortex machinery |
| 04/09/1996 | US5506486 Control apparatus for compressor with induction motor |
| 04/09/1996 | US5505596 Scroll type compressor having drain oil tube with flexible and nonflexible portions |
| 04/09/1996 | US5505595 Scroll type fluid displacement apparatus having axial movement regulation of the driving mechanism |
| 04/09/1996 | US5505592 Variable capacity vane compressor |
| 04/04/1996 | CA2159167A1 Capacity and volume ratio control valve assembly |
| 04/03/1996 | CN2223786Y improved swirl air pump |
| 04/03/1996 | CN1119704A Vortex compressor |
| 04/02/1996 | US5503542 Compressor assembly with welded IPR valve |
| 04/02/1996 | US5503540 Device for discharging compressed gas of rotary type gas compressor |
| 04/02/1996 | US5503539 Scroll type compressor having a thrust bearing for the drive shaft |
| 03/27/1996 | CN2223372Y Roots vacuum pump |
| 03/27/1996 | CN1119248A Energy-saving low-noise constant-volume rotary type blower |
| 03/26/1996 | US5501584 Scroll type compressor having a passage from the suction chamber to a compression pocket |
| 03/20/1996 | EP0701662A1 Positive displacement machine with electronic motor synchronisation |
| 03/20/1996 | CN1118842A Sealed compressor |
| 03/20/1996 | CN1118841A Reversible rotary compressor and reversible refrigerating cycle |
| 03/20/1996 | CN1031360C 回转式压缩机 Rotary Compressor |
| 03/20/1996 | CN1031358C Fluid compressor |
| 03/20/1996 | CN1031357C Method of working scroll member of scroll compressor |
| 03/19/1996 | US5499515 Rotary vane-type compressor |
| 03/12/1996 | US5498143 Scroll compressor with flywheel |
| 03/07/1996 | DE4091980C2 Scroll compressor |
| 03/06/1996 | EP0699276A1 Pumping process for operating a multi-phase screw pump and pump |
| 03/06/1996 | CN2221671Y Horizontal eddy air compressor |
| 03/06/1996 | CN1118183A Oscillating type rotary compressor |
| 03/06/1996 | CN1118182A Rotary compressor |
| 03/06/1996 | CN1118041A Rotative compressor |
| 03/05/1996 | US5496161 Scroll fluid apparatus having an inclined wrap surface |
| 03/05/1996 | US5496160 Scroll compressor having a suction check valve |
| 03/05/1996 | US5496158 Drive for scroll compressor |
| 03/05/1996 | US5496157 Reverse rotation prevention for scroll compressors |
| 03/05/1996 | US5496155 Rotary device having plural mounting orientations and fluid connections |
| 02/29/1996 | DE19530662A1 Schraubenvakuumpumpe Screw vacuum pump |
| 02/28/1996 | EP0698738A2 Suction control valve for rotary compressors |
| 02/28/1996 | EP0698737A1 Method of pumping very low temperature helium gas with a scroll pump |