Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436) |
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01/27/1993 | EP0524435A2 Compressor supercharger with evaporative cooler |
01/26/1993 | US5181840 Engine compressor with a perfected ventilating device |
01/26/1993 | US5181834 Swash plate type compressor |
01/26/1993 | US5181832 Fan motor and air hose storage housing for portable spray paint guns |
01/26/1993 | CA1313169C Integral internal pressure relief valve |
01/21/1993 | WO1993001412A1 A hermetic motor-driven compressor unit for refrigerating circuits |
01/20/1993 | EP0523839A2 Refrigerant compressor using refrigerant HFC134a or HFC152a |
01/20/1993 | EP0523665A1 Sealing mechanism employed in compressor housing |
01/20/1993 | CN1068174A Low-noise, enclosed and reciprocatable refrigerating compressor |
01/19/1993 | US5180293 Thermoelectrically cooled pumping system |
01/19/1993 | US5180292 Radial compressor with discharge chamber dams |
01/19/1993 | US5180291 Pulsating oil injector for radial refrigerant compressor |
01/16/1993 | CA2047040A1 Ion beam milling |
01/13/1993 | EP0522745A1 A ring valve assembly for a reciprocating fluid pump |
01/12/1993 | US5178183 Compressor discharge valve |
01/07/1993 | EP0521730A2 Multicylinder compressor |
01/07/1993 | EP0521526A1 Hermetic motor-driven compressor |
01/07/1993 | EP0521298A2 Heat exchange apparatus for dryer by refrigeration in compressed air plants and tubes/plates heat exchanger for this use |
01/05/1993 | US5176506 Vented compressor lubrication system |
01/04/1993 | CA2073088A1 Multicylinder compressor |
12/29/1992 | US5174735 For compressing refrigerant |
12/29/1992 | US5174728 Variable capacity swash plate type compressor |
12/29/1992 | US5174127 In a hermetic compressor |
12/24/1992 | DE4118787A1 Prozessintegriertes betriebsfluessigkeitsreinigungssystem fuer verdichter Integrated process betriebsfluessigkeitsreinigungssystem for compressors |
12/23/1992 | CN1067261A Lubricant for refrigeration compressors |
12/22/1992 | US5173040 Air compressor |
12/22/1992 | US5173034 Discharge muffler for refrigeration compressor |
12/22/1992 | CA2071664A1 Compressor supercharger with evaporative cooler |
12/22/1992 | CA1311728C Scroll compressor with normally warped open exhaust valve |
12/16/1992 | CN2125025U Inflater with high pressure leather hose |
12/16/1992 | CN1067097A Suction muffler assembly for hermetic compressors |
12/15/1992 | US5171137 Valve for a hermetic refrigeration compressor |
12/15/1992 | US5171135 Flexible suction valve retainer |
12/15/1992 | US5171130 Oil-cooled compressor and method of operating same |
12/15/1992 | US5170640 Oil separator |
12/15/1992 | US5170555 Method of assembling a refrigeration compressor |
12/15/1992 | CA2044697A1 Molten metal pump with filter |
12/15/1992 | CA1311457C Cylinder specific piston clearance minimizing system for multicylinder compressors |
12/10/1992 | WO1992021432A1 Process for continuously cleaning the auxiliary or working liquid of a compressor |
12/10/1992 | DE4118949A1 Pump or compressor of radial or axial piston type - inclusion of noise damper having expansion chamber with tangential and constricted pressure inlet |
12/08/1992 | US5169162 Piston ring having a function which is for facilitating supply of lubricating oil into an annular groove of a piston |
12/08/1992 | US5168960 Compressor crankshaft bearing cap and assembly |
11/26/1992 | WO1992020919A1 Reciprocatory piston type compressor with valve assemblies having enhanced pressure response characteristics |
11/24/1992 | US5165882 Sealing mechanism for sealing an aperture on a closed vessel |
11/24/1992 | US5165876 Tire pump |
11/24/1992 | US5165870 Refrigerant compressor |
11/24/1992 | US5165449 Discharge valve for a compressor |
11/24/1992 | CA1310553C Sealing arrangement |
11/19/1992 | EP0513475A2 Sealed type compressor |
11/17/1992 | US5164552 Compressor suction noise attenuator and assembly method |
11/17/1992 | US5163823 Reciprocating compressor having a cylinder provided with a gas passage |
11/17/1992 | US5163819 In a refrigerant compressor |
11/12/1992 | WO1992019924A1 Method and device providing isothermal compression of a compressible fluid |
11/10/1992 | US5161565 Cover and retainer for a compressor valve |
11/05/1992 | DE4113980A1 Hand air pump for pneumatic controls - has piston head diaphragms raised by stops in the end positions |
11/04/1992 | CN2120896U Synchronous valve structure for reciprocating pump |
11/03/1992 | US5160247 Thrust bearing for refrigeration compressor |
11/03/1992 | US5159820 Oil separator integrally mounted on compressor |
10/29/1992 | WO1992018781A1 A connecting rod for small reciprocating machines, particularly for compressors for refrigerators |
10/28/1992 | CN1018853B 致冷压缩机 Refrigeration compressor |
10/27/1992 | US5158585 Compressor unit and separator therefor |
10/27/1992 | US5158514 Silent hermetic motor-compressor set |
10/21/1992 | CN2119517U Energy-saving and long service life compressor |
10/17/1992 | CA2063465A1 Low reexpansion valve system |
10/14/1992 | EP0508104A1 In-line filter device for compressed air having mist filter and air collector |
10/13/1992 | US5154585 System for lubrication of a brake air compressor associated with a turbocharged internal combustion engine |
10/07/1992 | EP0507091A1 Hermetic motor-compressor unit with an improved motor support frame or bracket |
10/07/1992 | CN1065127A Sealed type compressor |
10/07/1992 | CN1018568B Piston ring having function which is for facilitating supply of lubricating oil into annular groove of piston |
10/06/1992 | US5152677 Dry-running reciprocating compressor |
10/01/1992 | WO1992016749A1 Reciprocating vacuum pumps |
09/30/1992 | EP0506609A1 Piston compressor, especially oilfree piston compressor |
09/30/1992 | EP0505805A2 Integral suction system |
09/29/1992 | US5151018 Sound attenuation chamber |
09/29/1992 | US5151015 Compression device, particularly for the pressure filling of a container |
09/24/1992 | DE4109186A1 Compressed air supply unit for vehicle braking system - uses oil trap containing mixture of bark and cotton |
09/23/1992 | CN2116784U Valve device for closed reciprocating compressor |
09/22/1992 | US5149254 Refrigeration compressor having a contoured piston |
09/22/1992 | US5148684 Injection valve for a refrigeration system |
09/16/1992 | EP0503139A2 Compressor for a silo |
09/16/1992 | EP0287564B1 A valve component for a frictionless guided valve |
09/16/1992 | CN1018241B Method for manufacturing piston rings |
09/15/1992 | US5147190 Increased efficiency valve system for a fluid pumping assembly |
09/09/1992 | EP0502808A2 Oil separator |
09/09/1992 | EP0502487A1 Motor-compressor unit with its cylinder head formed in parts of different materials |
09/08/1992 | US5145497 In-line filter device for compressed air having mist filter and air collector |
09/08/1992 | US5145340 Packing for piston and valve machine |
09/08/1992 | US5145335 Low-noise vacuum pump |
09/08/1992 | US5145330 Compressor housing having a structure for preventing the slippage of vibroisolating members |
09/08/1992 | US5144815 Thermal valve for compressor |
08/25/1992 | US5140748 Method of manufacturing plate suction valve |
08/20/1992 | WO1992014059A1 Dry-running vacuum pump |
08/19/1992 | EP0498980A1 Valve assembly, for use with a straight-cylinder having a gas-compression chamber |
08/18/1992 | US5139392 Multi-cylinder swash plate compressor discharge gas flow arrangement |
08/13/1992 | DE4104211A1 Swashplate axial piston compressor - uses connecting piece comprising cable between ball and socket points |
08/12/1992 | EP0498061A1 Enclosed motor-driven compressor |
08/12/1992 | EP0497995A1 Dry running vacuum pump |
08/12/1992 | CN1017822B Sealed air-compressor with spacer layer |
08/11/1992 | US5137434 Universal motor oilless air compressor |
08/11/1992 | US5137432 Noise-preventative aquarium pump |