F25B 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler

Patents for F25B 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler (17,040)
08/1994
08/04/1994	CA2153393A1 Refrigerant management control and method for a thermal energy storage system
08/03/1994	EP0419606B1 Expeller with a gas-bubble pump
08/02/1994	US5333469 Method and apparatus for efficiently controlling refrigeration and air conditioning systems
08/02/1994	US5333467 Apparatus and method of preventing fluid escape from a conduit
08/02/1994	CA2063904C Modulated temperature control for environmental chamber
07/1994
07/27/1994	EP0607953A1 Refrigerant expansion valve
07/19/1994	US5329782 Process for dehumidifying air in an air-conditioned environment
07/12/1994	US5329462 Expansion valve control
07/06/1994	EP0604417A1 Method of high-side pressure regulation in transcritical vapor compression cycle device.
06/1994
06/29/1994	EP0604356A1 Expansion valve control
06/29/1994	CN2170482Y Combined liquid supply injector
06/29/1994	CN1088673A Air conditioning apparatus
06/28/1994	US5323844 Refrigerant heating type air conditioner
06/28/1994	US5323808 Refrigerant charge connecting unit
06/28/1994	US5323621 Gas defrost system
06/28/1994	US5323618 Heat storage type air conditioning apparatus
06/22/1994	EP0602996A1 Dual capacity thermal expansion valve
06/21/1994	CA1330261C Method and apparatus for the sensing of refrigerant temperatures and control of refrigerant loading
06/14/1994	CA2074444C Combination lift piston/axial port unloader arrangement for a screw compressor
06/14/1994	CA2018716C Incremental electrically actuated valve
06/09/1994	WO1994012835A1 By-pass manifold valve system for charging, repairing and/or testing refrigerant systems
06/09/1994	WO1994009300A3 Expansion valve for air conditioning system with proportional solenoid
06/01/1994	EP0599170A1 Refrigerant circuit
05/1994
05/31/1994	US5316263 System for controlling electronic expansion valve provided in refrigerating machine
05/25/1994	EP0527856A4 Food freezer
05/18/1994	CN1086888A 空调器 Air Conditioner
05/17/1994	US5311748 Control system for heat pump having decoupled sensor arrangement
05/10/1994	US5309733 Air-conditioning system
05/03/1994	US5307646 Flake ice machine
05/03/1994	US5307643 Method and apparatus for controlling refrigerant gas in a low pressure refrigeration system
05/03/1994	US5307642 Refrigerant management control and method for a thermal energy storage system
04/1994
04/28/1994	WO1994009329A1 Expansion valve for air conditioning system
04/28/1994	WO1994009328A1 Thermal storage control arrangements
04/28/1994	WO1994009300A2 Expansion valve for air conditioning system with proportional solenoid
04/20/1994	EP0593353A1 Coupling flange for airconditioning in a vehicle
04/20/1994	EP0593194A1 Method for sequentially operating refrigeration system with multiple evaporators
04/20/1994	CN1085646A Control system for an air conditioning/refrigeration system
04/20/1994	CN1024293C Closed compression engine
04/19/1994	US5303864 Expansion valve
04/19/1994	US5303562 Control system for heat pump/air-conditioning system for improved cyclic performance
04/14/1994	WO1994008164A1 Low friction solenoid actuator and valve
04/13/1994	CN2161877Y Refrigeration balance system for air conditioner
04/12/1994	US5301520 Water removing device in refrigerating system
03/1994
03/31/1994	WO1994007091A1 Evaporator for air conditioner
03/29/1994	US5297728 Thermal expansion valve
03/29/1994	US5297392 Air conditioning apparatus
03/22/1994	US5295656 Expansion valve for air conditioning system with proportional solenoid
03/15/1994	US5294156 Flange coupling for connecting pipes for carrying refrigerant during refrigerating cycle
03/15/1994	CA2040220C Refrigeration system with saturation sensor
03/08/1994	US5291941 Airconditioner having selectively operated condenser bypass control
03/08/1994	US5291754 Expeller with a gas-bubble pump
03/08/1994	US5291745 Method of improving temperature uniformity of a space conditioned by a refrigeration unit
03/08/1994	US5291744 Liquid pressure amplification with superheat suppression
03/02/1994	EP0502883B1 Apparatus for the sensing of refrigerant temperatures
03/02/1994	CN1083204A Method and device for automatically regulating refrigerant flow
03/01/1994	US5289692 Apparatus and method for mass flow control of a working fluid
02/1994
02/23/1994	EP0583909A1 Multi-temperature evaporator refrigerator system with variable speed compressor
02/23/1994	EP0583657A2 Method of dissipating heat
02/23/1994	CN1082699A Control system for heat pump having decoupled sensor arrangement
02/23/1994	CN1082698A Unit for controlling of operation of refrigerator
02/22/1994	US5288110 Flexible connector assembly
02/15/1994	US5285653 Refrigerant flow control device
02/15/1994	US5285652 Sensor for pressure controlled switching valve for refrigeration system
02/15/1994	CA2101415A1 Multi-temperature evaporator refrigerator system with variable speed compressor
02/08/1994	US5284026 Control system for an air conditioning/refrigeration system
02/08/1994	US5284024 Method of monitoring the operation of a refrigeration unit
02/03/1994	DE4238531A1 Expansion valve for refrigeration circuit evaporator - uses at least one setting valve and ON-OFF valves in parallel between input and output connections
01/1994
01/26/1994	CN2154442Y Balance capillary throttle device for air conditioner
01/13/1994	DE4323334A1 Refrigerating unit, esp. for air-conditioning in railway train - has spring-loaded, inclined-seat safety valve between evaporator and compressor, controlled by pressure on exit side of compressor
01/11/1994	US5277364 Dual capacity thermal expansion valve
01/04/1994	US5275008 Air conditioner with auxillary condenser defrost
12/1993
12/28/1993	US5272885 Air-conditioning apparatus having heat source unit and plural indoor units connected to the heat source unit
12/28/1993	US5272884 Method for sequentially operating refrigeration system with multiple evaporators
12/28/1993	US5272878 Azeotrope assisted power system
12/22/1993	EP0575063A1 Air conditioner
12/16/1993	DE4219499A1 Automatic shut-off valve operating system for compression cooling plant - has valve block containing suction valve, pressure valve, ventilation valve and by=pass valve with spring and control piston
12/16/1993	DE4219096A1 Cyclone reverse flow sub-assembly optimises separation of hot fluid phases - by reverse flow through ring jet followed by vigorous expansion and condensation
12/15/1993	CN2149593Y Jet type liquid transferring plate refrigerator
12/14/1993	US5269465 Liquid distributor tray for heat exchange equipment
12/14/1993	US5269459 For refrigerant systems
12/14/1993	US5269158 Evaporator for a compressor-refrigerating apparatus
12/09/1993	WO1993024795A1 System for controlling operation of refrigerating device
12/07/1993	US5267452 Back pressure valve
12/01/1993	CN1079046A Structure of micro-heat pipe
11/1993
11/30/1993	US5265438 Dual restrictor flow control
11/29/1993	CA2097165A1 Air conditioner
11/25/1993	WO1993023739A1 Electronic moisture sensing system
11/25/1993	WO1993023696A1 Flexible connector assembly
11/24/1993	CN2147475Y Quick winding bar
11/24/1993	CN1022860C Method for using thermodynamic expansion valve on constant pressure expansion system
11/23/1993	US5263333 Multi-type air conditioner system with optimum control for gaseous flow adjustment valve and liquid expansion valve
11/18/1993	EP0569619A1 Thermal expansion valve
11/11/1993	WO1993022605A1 Refrigeration system utilizing an expansion device in the evaporator
11/11/1993	CA2112248A1 Refrigeration system utilizing an expansion device in the evaporator
11/09/1993	US5259213 Heat pump efficiency enhancer
11/09/1993	US5259210 Refrigerating apparatus and method of controlling refrigerating apparatus in accordance with fuzzy reasoning
11/03/1993	EP0568264A2 Air conditioner
11/03/1993	CN1078035A Airconditioner
11/02/1993	USRE34426 Dispensing tool assembly for charging a refrigerant into a system
11/02/1993	US5257737 Thermostatic expansion valve for refrigerating plants

1 ... 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 ... 171