| Patents for F25B 9 - Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point (9,862) |
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| 05/18/1989 | DE3835048A1 Heat engine for obtaining industrial work from atmospheric air heat |
| 05/16/1989 | US4830582 Rotary type compressing apparatus employing exhaust gas control valve |
| 05/16/1989 | US4829785 Cryogenic cooling system with precooling stage |
| 05/16/1989 | US4829775 Filtered environmental control system |
| 05/16/1989 | US4829770 Magnetic materials for magnetic refrigeration |
| 05/09/1989 | US4827736 Cryogenic refrigeration system for cooling a specimen |
| 05/03/1989 | EP0313614A1 Helium dilution refrigeration system |
| 05/02/1989 | US4825667 Cryogenic cooling system |
| 05/02/1989 | US4825660 Cryogenic refrigerator |
| 04/25/1989 | US4824454 Device for liquefying a gas |
| 04/24/1989 | EP0246275A4 Thermally powered engine. |
| 04/20/1989 | WO1989003498A1 Linear drive motor with flexure bearing support |
| 04/20/1989 | WO1989003481A1 Linear drive motor with improved dynamic absorber |
| 04/20/1989 | WO1989003480A2 Linear motor compressor with stationary piston |
| 04/19/1989 | EP0311726A2 Cryogenic cooler |
| 04/18/1989 | US4822390 Closed cycle gas refrigerator |
| 04/11/1989 | US4819451 Cryostatic device for cooling a detector |
| 04/11/1989 | US4819439 Cryogenic refrigerator |
| 04/11/1989 | US4819432 Installation for harnessing thermal energy |
| 04/05/1989 | EP0309467A1 Thermodynamic cycle. |
| 04/04/1989 | US4818178 Process for cooling the blades of thermal turbomachines |
| 03/29/1989 | EP0308639A2 A container for storing liquid Helium |
| 03/07/1989 | US4810403 Halocarbon blends for refrigerant use |
| 03/07/1989 | US4809521 Low pressure ratio high efficiency cooling system |
| 03/02/1989 | DE3826640A1 Spiral positive-displacement machine |
| 03/01/1989 | EP0305257A1 Process and apparatus for the cryogenic cooling of an object |
| 02/23/1989 | WO1989001593A1 Cam drive for cryogenic refrigerator |
| 02/16/1989 | DE3725672A1 Pressurised air blower hand gun |
| 02/08/1989 | EP0302197A1 Compressed-air blowing device |
| 02/01/1989 | EP0301503A2 Heat pump system |
| 01/24/1989 | US4799359 Cryogenic refrigerator compressor with externally adjustable by-pass/relief valve |
| 01/18/1989 | EP0299614A2 Halocarbon blends for refrigerant use |
| 01/17/1989 | US4798054 Linear drive motor with flexure bearing support |
| 01/10/1989 | US4796433 Remote recondenser with intermediate temperature heat sink |
| 01/10/1989 | US4796430 Cam drive for cryogenic refrigerator |
| 01/03/1989 | US4794752 Vapor stirling heat machine |
| 01/03/1989 | CA1247873A1 Linear motor compressor with pressure stabilization ports for use in refrigeration systems |
| 01/03/1989 | CA1247872A1 Cryogenic refrigeration system with linear drive motors |
| 12/28/1988 | CN88103467A Halohydrocarbon mixture for use as freezing-mixture |
| 12/28/1988 | CA1247377A Stirling cycle machine |
| 12/28/1988 | CA1247376A Method of intensifying heat in reversed rankine cycle and reversed rankine apparatus for conducting the same |
| 12/22/1988 | DE3825155A1 Vortex tube with ultrasonic inflow |
| 12/22/1988 | DE3815606A1 Gas-liquid heat engine |
| 12/22/1988 | DE3718579A1 Exhaust gas turbocharger |
| 12/20/1988 | US4792346 Method and apparatus for snubbing the movement of a free, gas-driven displacer in a cooling engine |
| 12/20/1988 | US4792278 Turbocooler with multistage turbine wheel |
| 12/20/1988 | CA1247155A1 Long life vibration canceller having a gas spring |
| 12/15/1988 | WO1988009905A1 Cryogenic refrigerator |
| 12/14/1988 | CN88201396U Out-put type expansion machine |
| 12/13/1988 | US4791298 Infrared detectors |
| 12/06/1988 | US4788829 Low-temperature refrigeration system |
| 11/22/1988 | US4785879 Parallel wrapped tube heat exchanger |
| 11/22/1988 | CA1245064A1 Multi-stage cryogenic refrigerators |
| 11/15/1988 | US4783968 Suspension system for a machine |
| 11/03/1988 | WO1988008507A1 Helium dilution refrigeration system |
| 11/01/1988 | US4781738 Liquid-gas contactor for non-azeotropic mixture refrigerant |
| 11/01/1988 | US4781240 Energy exchange method and apparatus |
| 11/01/1988 | US4781033 Heat exchanger for a fast cooldown cryostat |
| 10/25/1988 | US4779428 Joule Thomson refrigerator |
| 10/20/1988 | EP0244400A4 Refrigeration from expansion of transmission pipeline gas. |
| 10/19/1988 | CN87101531A Energy saving refrigeration installation for miniature cold storage |
| 10/18/1988 | US4777807 Cryostat assembly |
| 10/18/1988 | US4777805 Heat pump system |
| 10/12/1988 | EP0286462A1 Miniature Joule-Thomson expansion refrigerator, and method of manufacturing it |
| 10/12/1988 | EP0286238A1 Dental warm air blower |
| 10/12/1988 | CN87101903A Turbulence expansion engine |
| 10/05/1988 | EP0284874A1 Thermal interface for interconnecting a cryocooler and a magnetic resonance imaging cryostat |
| 10/04/1988 | US4774815 In an ice making system |
| 09/28/1988 | EP0283528A1 An ice maker heat pump using water supercooling |
| 09/20/1988 | US4771824 Method of transferring heat from a hot fluid A to a cold fluid using a composite fluid as heat carrying agent |
| 09/20/1988 | US4771612 Method and apparatus for the utilization of heat energy released in a cooling process of water |
| 09/13/1988 | US4770006 Helium dilution refrigeration system |
| 09/13/1988 | US4769999 Liquid-gas contactor for non-azeotropic mixture refrigerant |
| 09/13/1988 | US4769997 Miniaturized stirling type cooler |
| 09/01/1988 | DE3705053A1 Single stirling engine |
| 08/30/1988 | US4766741 Cryogenic recondenser with remote cold box |
| 08/24/1988 | EP0279739A1 Refrigerator, particularly one using a Vuilleumier cycle, having pistons suspended by gas bearings |
| 08/24/1988 | CN87100549A Turbulent flow expension engine |
| 08/23/1988 | US4765153 Cryostat with radiation shields cooled by refrigerator |
| 08/23/1988 | US4765148 Air conditioning system including pump driven by waste heat |
| 08/16/1988 | US4763725 Parallel wrapped tube heat exchanger |
| 08/16/1988 | US4763486 Condensate diversion in a refrigeration system |
| 08/11/1988 | DE3723950A1 Regenerative heat engine with a hypocycloidal eccentric crank mechanism |
| 08/09/1988 | US4761963 Method of exchanging the displacement element of a refrigerator and refrigerator for implementing the method |
| 08/09/1988 | US4761960 Cryogenic refrigeration system having an involute laminated stator for its linear drive motor |
| 08/04/1988 | EP0245360A4 Joule-thomson apparatus with temperature sensitive annular expansion passageway. |
| 07/28/1988 | WO1988005519A2 Cryogenic recondenser with remote cold box |
| 07/26/1988 | CA1239542A1 Air-conditioning system |
| 07/19/1988 | US4758257 Gas liquefaction method and apparatus |
| 07/12/1988 | US4756167 Helium cooling apparatus |
| 07/05/1988 | US4754608 Cryogenic refrigerator |
| 06/29/1988 | CN87107633A 气体谐振装置 A gas resonance device |
| 06/28/1988 | CA1238495A1 Cryogenic refrigerator with gas spring loaded valve |
| 06/22/1988 | EP0271989A1 Refrigerant |
| 06/14/1988 | US4750338 Device for cooling a detector, particularly in an optical seeker |
| 06/01/1988 | DE3639893A1 Vortex tube |
| 05/24/1988 | CA1237061A1 Apparatus for condensing liquid cryogen boil-off |
| 05/18/1988 | EP0267727A2 Gas resonance device |
| 05/18/1988 | EP0128199B1 Refrigeration system with clearance seals |
| 05/11/1988 | EP0267144A2 Split sterling cryogenic cooler |