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 30 - Heat pumps
Patents for F25B 30 - Heat pumps (6,899)
12/2005
12/22/2005WO2005121685A1 Inlet arrangement for a plate heat exchanger
12/22/2005WO2005121657A2 Thermal control system and method
12/22/2005CA2571074A1 Inlet arrangement for a plate heat exchanger
12/21/2005CN1711448A Air conditioning system and methods
12/21/2005CN1710358A Heat pump type air conditioner having an improved defrosting structure and defrosting method for the same
12/21/2005CN1232787C Low temperature air heat source heat pump system
12/21/2005CN1232778C Device and method for controlling running of air conditioner
12/21/2005CN1232774C Composite air-conditioning system of energy storing by enclosed different pressure-bearing water-containing layer
12/21/2005CN1232769C Energy-saving central air conditioner capable of supplying cool, heat, warm water and steam.
12/14/2005CN1231731C Heat pump air conditioning system comprising additional heater and operating method thereof
12/14/2005CN1231730C Dual-section heat-pump type heat and electricity combined supply system by using internal combustion engine as power
12/08/2005US20050268628 System and method of increasing efficiency of heat pumps
12/08/2005DE202005013396U1 A method for providing cold and warm water to a paint application process has a heat recovery system utilising the cold water generation section of the installation
12/07/2005CN1704697A Photon heat pump
12/01/2005WO2005114073A2 Sub-surface and optionally accessible direct expansion refrigerant flow regulating device
12/01/2005DE202005015256U1 Heat pump for a turbine drives a turbine rotor and energy is released via a gear to the rotor
11/2005
11/30/2005CN1229611C Method for operating air conditioner in warming mode
11/30/2005CN1229609C Absorption type cold/hot water machine
11/30/2005CN1229596C Heat pump type hot-water supply apparatus
11/24/2005WO2005111564A1 Torque detection device
11/24/2005US20050257557 Apparatus and method for controlling heating operation in heat pump system
11/23/2005EP1598610A2 Apparatus and method for controlling heating operation in heat pump system
11/23/2005EP1314214A4 Johnson reversible engine
11/23/2005CN1699890A Heat recovery type water source heat pump
11/23/2005CN1228594C Heat pump device
11/23/2005CN1228590C Cold and heat cogeneration apparatus
11/23/2005CN1228589C System and method for defrosting stop feed-back
11/23/2005CN1228588C Compound air-cooled heat pump set
11/23/2005CN1228577C Floor type heat pump air conditioner
11/17/2005WO2005062814A3 Vapor compression startup method and system
11/17/2005US20050252235 Thermal compressive device
11/17/2005DE202005014597U1 A brine/water heat pump system has two separated circulation circuits connected through a heat exchanger providing heating and cooling without a mixer circuit
11/16/2005CN2740971Y Air source hot-pumping refrigerator set in paramos
11/10/2005WO2005059448A3 Transcritical vapor compression optimization through maximization of heating capacity
11/09/2005CN1695029A Drying apparatus
11/09/2005CN1693823A Heat pipe buried heat-exchange device
11/03/2005WO2005103586A2 Heat pump
11/03/2005WO2005066555A3 Thermal refrigeration device or heat pump
11/03/2005DE202005009543U1 Servo mechanism for hot water device, has pump that pumps cool water into condenser which converts cool water into warm water flowing into water tank through outlet conduit, where condenser cools cooling agent to high pressure liquid
11/03/2005DE102004015297A1 Vorrichtung und Verfahren zur zyklischen Dampfkompression Apparatus and method for cyclical vapor compression
11/02/2005CN1692260A Heat pump using gas hydrate, and heat utilizing apparatus
11/02/2005CN1692258A Heat pump system
11/02/2005CN1690596A Low-temperature thermal source heat pump capacity regulation method
11/02/2005CN1690595A Heat pump and compressor discharge pressure controlling apparatus for the same
11/02/2005CN1690594A Frost-proof heat pump capable of continuous operation
11/02/2005CN1690593A Frost-proof heat pump capable of continuous operation
10/2005
10/27/2005WO2005100880A1 Combined heat utilization method employing snow ice as heat source and heat pump system
10/27/2005WO2005100868A1 Composite heat utilizing method with snow and ice used as heat source, and heat pump system
10/27/2005DE202005013499U1 Cooling medium circuit for a heat pump has compressor evaporator and expansion valve with two condensers operating at different temperatures
10/27/2005CA2562798A1 Combined heat utilization method employing snow ice as heat source and heat pump system
10/26/2005CN1687677A Heat exchange application method of transporting cold and heat source in straight flow from city native ground wastewater
10/26/2005CN1224818C Cooling-heating air-conditioner system
10/19/2005CN1223813C Dual-section heat pump type heat-electricity combined supply system by using gas turbine as power
10/13/2005WO2005074485A3 Heater cycling for improved oil return
10/12/2005CN2733270Y Water source heat pump energy conserving apparatus
10/12/2005CN1680762A Thermal supplying apparatus with co-shaft of three device connected directly and its use
10/06/2005WO2005059447A3 Heat generating expander for heat pump systems
10/06/2005DE102004011222A1 Checking method for an electric connection in an electric motor driving a scroll compressor records temperatures during the scroll compressor's operation
10/05/2005EP1582826A1 Heat pump and method for cyclic vapour compression
10/05/2005CN2731365Y Heat pump system for extracting soil energy
10/05/2005CN2731364Y Heat pump system for extracting water energy
10/04/2005US6951116 Air conditioner and method for controlling electronic expansion valve of air conditioner
09/2005
09/29/2005WO2005090874A1 Multi-variable control of refrigerant systems
09/29/2005US20050211437 Geothermal pipe weight
09/28/2005EP1578628A1 Air conditioning system for a vehicle and associated operating method
09/28/2005CN1673650A Thermoelectric cold triple supply system based on gas engine hot pump and gas turbine engine
09/28/2005CN1220849C Heat pump type hot water supply device
09/22/2005US20050204755 Drying apparatus
09/22/2005DE10344698B4 Wärmepumpe oder Kältemaschine mit Verdrängungsverflüssiger Heat pump or refrigerator with Verdrängungsverflüssiger
09/22/2005DE102004010066A1 Vaporizer defrosting method for air/water heat pump, involves switching heat pump circulation from reversal cycle mode of operation to heat pump operation, and feeding hot gas to vaporizer through bypass, if liquefier freezes
09/21/2005EP1577624A2 A heat pump
09/21/2005CN2727655Y Absorption heat pump unit
09/21/2005CN1220015C Air-cooled air-condition finned tube evaporator of two-stage vapour-liquid separation
09/21/2005CN1220013C 热泵系统 Heat pump system
09/21/2005CN1220012C Refrigerating circulation apparatus
09/20/2005US6945062 Heat pump water heating system including a compressor having a variable clearance volume
09/15/2005WO2005085717A1 An air conditioning system taking the ground as a heat source with heat pump
09/14/2005CN1667333A Air-conditioning system using earth as heat source by heat pump
09/08/2005US20050193752 Multi-variable control of refrigerant systems
09/07/2005CN2723914Y Sea water source heat pump unit
09/01/2005US20050189431 Heat pump type water heater
09/01/2005US20050188718 Regenerative heat pump system
09/01/2005DE102005001160A1 Spiralkompressor Scroll compressor
08/2005
08/31/2005CN2722139Y Temperature adjuster of condensing fluid-source hot pump
08/31/2005CN1661757A Electronic heat pump device, electronic equipment using electronic heat pump device and method of manufacturing electronic heat pump device
08/31/2005CN1661312A Method for carring heat through air applicable to cold or heat sources of raw sewage in city
08/25/2005WO2005077015A2 Defrost mode for hvac heat pump systems
08/25/2005US20050183432 Thermal control system and method
08/25/2005DE202005007664U1 Heat generator comprises a heat exchanger with refrigerant liquid distribution with forced refrigerant liquid supercooling in a cascade arrangement and a pressure-specific refrigerant injection in a probe tube chamber
08/24/2005CN2720355Y Central air-conditioner of ground source heat-pump
08/24/2005CN1659410A Air conditioning system with refrigerant charge management
08/24/2005CN1657847A Fuid evaporation condensation heat pump
08/24/2005CN1657846A Heat pump (refrigerating) system with injector and liquid storage subcooler
08/23/2005US6931879 Closed loop direct expansion heating and cooling system with auxiliary refrigerant pump
08/18/2005WO2005074485A2 Heater cycling for improved oil return
08/18/2005DE102005001928A1 Heat pump type hot water supply apparatus has auxiliary heat exchanger arranged for exchanging heat between water circulating through path and low pressure refrigerant before sucking into compressor
08/17/2005EP1563229A1 Air conditioning system and methods
08/17/2005CN2718474Y Condenser for separating thermal pipe with horizontal condensation tube
08/17/2005CN1656346A Solid substance sorption heat pump
08/17/2005CN1654905A Refrigerating and heating machine
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