Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 7 - Compression machines, plant, or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
Patents for F25B 7 - Compression machines, plant, or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit (1,593)
10/2008
10/02/2008WO2008117408A1 Heat pump device
09/2008
09/18/2008WO2008112591A2 Refrigeration system
09/18/2008WO2008112572A1 Refrigeration system
09/18/2008WO2008112569A2 Refrigeration system
09/18/2008WO2008112554A1 Refrigeration system
09/18/2008US20080223053 Air Conditioner
09/18/2008DE102007018439B3 Kälteanlage Refrigeration system
09/10/2008CN201115207Y Dual cooling source liquid cooling system for full solid wireless transmission device and electronic power component
09/04/2008US20080209928 System and method for controlling air conditioner
09/04/2008US20080209922 Restriction in Vapor Injection Line
09/03/2008EP1963764A1 Defrost system
09/03/2008CN100416880C Multi-stage refrigeration of high-temperature superconducting
08/2008
08/27/2008EP1960719A1 Multi-circuit refrigerant system using distinct refrigerants
08/27/2008EP1960717A1 Multi-circuit refrigerant system utilizing pulse width modulation techniques
08/27/2008CN100414216C Method using natural gas as refrigerant
08/27/2008CN100413716C Vehicle air conditioning system
08/20/2008CN201104043Y Ultra-low temperature refrigerating device
08/20/2008CN201104042Y Two-stage compression high temperature water source heat pump unit using low-temperature heat source
08/20/2008CN201104041Y Large temperature difference low-temperature water supply units
08/20/2008CN101248318A Combined thermoelectricity and magnetic refrigeration system
08/19/2008US7412842 Compressor diagnostic and protection system
08/06/2008CN201096428Y Superposition type refrigerating unit auxiliary device
08/06/2008CN100408942C Air-conditioner refrigerator and control method therefor
08/05/2008CA2332055C Precooling system for joule-thomson probe
07/2008
07/23/2008CN101226013A Grade compression-segmenting heat-taking type steam compression heat pump
07/23/2008CN101225292A Mixed refrigerant adapted for refrigerating temperature range of minus 105 degree centigrade to minus 125 degree centigrade
07/23/2008CN101225291A Mixed refrigerant adapted for refrigerating temperature range of minus 90 degree centigrade to minus 100 degree centigrade
07/22/2008US7401472 Modular heating or cooling system
07/10/2008US20080163631 Methods for configuring tubing for interconnecting in-series multiple liquid-cooled cold plates
07/08/2008US7395678 Refrigerant receiving apparatus
07/03/2008US20080156007 Distributed refrigeration system for modular kitchens
07/03/2008US20080156003 Using refrigeration and heat pipe for electronics cooling applications
07/02/2008EP1939548A1 Co2 refrigerator
07/02/2008CN101210748A Air-conditioner hot-water composite machine
06/2008
06/17/2008US7386989 Air conditioner
06/17/2008US7386984 Refrigerator
06/12/2008WO2008067697A1 Method for absorbing and converting difference energy in the space and system thereof
06/11/2008CN101196379A Hot water heat converter and central air conditioner using the same
06/05/2008US20080127662 Method, System, and Apparatus for Modular Central Plant
06/05/2008US20080127657 Power generation system driven by heat pump
05/2008
05/29/2008WO2008061960A1 System for using surplus heat energy
05/29/2008DE102007055608A1 Combined air-conditioning installation and refrigerating circuit for air-conditioning a vehicle's interior has a first refrigerant with a Rankine circuit and a second refrigerant
05/28/2008EP1925786A1 System for using surplus heat energy
05/28/2008CN100390475C Air-conditioner with a dual-refrigerant circuit
05/27/2008US7377120 HVAC twinning control
05/21/2008CN101182958A Two-stage compression high-temperature water source heat pump machine group using low-temperature heat power supply
05/20/2008US7373783 Outdoor unit of air conditioner and controlling method for the same
05/14/2008EP1921399A2 Two stage transcritical refrigeration system
05/13/2008US7370692 Heat dissipating structure having different compactness
05/08/2008US20080104964 Air-conditioning apparatus and method
04/2008
04/17/2008WO2008045039A1 Dual-circuit chiller with two-pass heat exchanger in a series counterflow arrangement
04/17/2008US20080087031 Air conditioner
04/17/2008US20080087030 Water-cooled air conditioner
04/02/2008CN101156029A Refrigerant system with variable speed compressor in tandem compressor application
04/02/2008CN101153752A Freezing device
03/2008
03/27/2008US20080072611 Distributed microsystems-based control method and apparatus for commercial refrigeration
03/26/2008EP1902263A2 Method for refrigerating a thermal load
03/11/2008US7340909 Central control system for multi-type air conditioners and operating method thereof
03/06/2008US20080053122 Air conditioning system and controller for the same
03/05/2008CN101137872A Hvac system with powered subcooler
02/2008
02/27/2008CN201028858Y Double-unit two-stage screw type refrigerant compressor unit
02/27/2008CN201028857Y Stacked refrigeration unit auxiliary device
02/27/2008CN201028856Y Stacked refrigeration unit auxiliary device
02/26/2008US7334417 Air conditioner and power line communication system
02/21/2008US20080041072 Heat pump with accumulator at boost compressor output
02/14/2008US20080034771 Evaporator pressure regulator control and diagnostics
02/14/2008US20080034765 Refrigeration System
02/12/2008USRE40049 Precooled cryogenic ablation system
02/07/2008WO2008016348A1 Operation and control of tandem compressors and reheat function
02/06/2008CN101120218A Refrigeration cycle utilizing a mixed inert component refrigerant
01/2008
01/30/2008CN201014830Y Liquid phase transition refrigerating plant
01/30/2008CN201014829Y Binary refrigeration system
01/02/2008CN201000245Y Air conditioner hot-water compounding machine
12/2007
12/27/2007US20070295013 Cooling And/or Heating Device
12/13/2007US20070283705 Gas Pressure Reducer, and an Energy Generation and Management System Including a Gas Pressure Reducer
12/12/2007EP1864064A1 Method for the liquefaction of a hydrocarbon-rich system
12/12/2007CN100354582C Building exhaust and air conditioner condensate
12/06/2007WO2006098808A3 Dual mode compressor with automatic compression ratio adjustment for adapting to multiple operating conditions
12/05/2007CN101084401A Hot gas bypass through four-way reversing valve
11/2007
11/29/2007US20070271936 Refrigerator and Air Conditioner
11/28/2007EP1859208A1 Hvac system with powered subcooler
11/27/2007USRE39924 Refrigeration system with modulated condensing loops
11/22/2007WO2007132805A1 Refrigeration system
11/22/2007WO2007132804A1 Refrigeration system
11/22/2007WO2007132803A1 Refrigeration system
11/14/2007CN100348917C Cascade type heat pump heating air conditioner
11/07/2007CN200972282Y Water heating set with two-stage compression air heat pump
11/07/2007CN200972281Y Large temp. differential self-cascade heat pump with segregator
10/2007
10/30/2007US7287396 Evaporator pressure regulator control and diagnostics
10/30/2007US7287395 Distributed cooling system
10/18/2007US20070240428 Hybrid magnetic refrigerator
10/18/2007DE4224896B4 Kühlverfahren und Vorrichtung The cooling method and apparatus
10/11/2007WO2006129034A3 Method for refrigerating a thermal load
10/11/2007US20070234753 Ammonia/co2 refrigeration system
10/10/2007CN101052847A Compressor diagnostic and protection system
10/10/2007CN101050895A Cascade refrigerating unit auxiliary device
10/10/2007CN101050894A Cascade refrigerating unit auxiliary device
10/10/2007CN100342193C Environmental protection fluorine-free super low-temperature refrigerator
10/04/2007US20070227167 Control method for variable capacity compressors
10/04/2007DE10194530B4 Multi-stage mixed refrigerant cryogenic system that achieves low temperature by repetition of expansion and evaporation of a mixed refrigerant.
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