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Patent Searching and Data


Matches 301 - 350 out of 2,973

Document Document Title
WO/2006/128263A1
A heat pump system includes a compressor, a reversing valve, an outdoor heat exchanger and an indoor heat exchanger in a circuit, and a refrigerant-to-water heat exchanger. In the air cooling with water heating mode, the air heating with...  
WO/2006/118140A1
There are provided a configuration and update method for rapidly detoxifying an acid component remaining in an existing coolant piping of an air conditioner of separate type when updating an indoor unit or outdoor unit while using the ex...  
WO/2006/115625A1
A refrigerant charging system (10) and method for charging a refrigeration system with refrigerant includes a refrigerant source (12) , one or more cartridges (14) , an input line (16) , an output line (18) , and a scale (36) preferably ...  
WO/2006/113069A1
A charging system for charging a refrigeration system of a vehicle includes a refrigerant source, a coupler, a line, and a control valve. The coupler is adapted for connection to a connection point on the refrigeration system. The line f...  
WO2005044604A3
An apparatus, system and method for servicing a coolant system, such as, an automobile air conditioner are disclosed. In one embodiment, the apparatus may comprise a device for measuring a parameter of the coolant system; and means for s...  
WO2005089121A3
A PID control for a vapor compression system utilized to heat water identifies a particular range of error signals and derivative of the error signals that could be indicative of the cycle moving in an inefficient direction. If this dete...  
WO/2006/091390A2
A refrigerant cycle is provided with a single three-way service valve that is utilized for draining and adding refrigerant. In the prior art, a second two-way valve was used in combination with the three-way valve. The present invention ...  
WO/2006/087902A1
A use side circuit (12) and a heat source side circuit (11) are connected by connection piping (45) to form a refrigerant circuit (10), and then, in a connection piping cleaning process, a compressor (21) is operated to circulate a refri...  
WO/2006/084930A1
The invention relates to a device for the recovery of oil and/or coolant from installations comprising a refrigeration cycle, of the type that comprises means for connecting to the installation, means for expanding a refrigerant substanc...  
WO2005117515B1
An apparatus (12) and method for injecting sealant mixtures based on organosilanes into a hermetically sealed refrigeration and air conditioning systems are described. The mixtures are injected at controlled flow rates and viscosity to p...  
WO/2006/066580A1
When according to the invention, using a method and a system comprising a compressor (4) for filling CO2 into an air conditioning system (18) via an oil filter (5) and a gas cooler (6), CO2 may be pumped to an internal pressure container...  
WO/2006/065567A2
An apparatus for separating an oil from a refrigerant has a housing, an inlet conduit for receiving a refrigerant/oil mixture, a separator medium, a refrigerant outlet conduit, and an oil outlet conduit. The inlet conduit has an inlet ex...  
WO/2006/055091A1
A charging system for charging a refrigeration system of a vehicle (32) includes a controller (28), a refrigerant source (12), at least one line (16) fluidly connecting the refrigerant source to the refrigeration system; a control valve ...  
WO/2006/055092A1
A refrigerant charging system (10) and method for charging a refrigeration system (32) with a vapor-phase refrigerant includes a refrigerant source (12), an input line (16), a sensor (19) and a pressure regulator (18). The input line (16...  
WO2005113807A3
A leak detection dye carrier is formed using a two-stage process (53). In a first stage, the dye carrier (52) is saturated with a mixture (54) of a dye powder and an evaporable solvent, such as alcohol. The solvent is permitted to evapor...  
WO2005117515A3
An apparatus (12) and method for injecting sealant mixtures based on organosilanes into a hermetically sealed refrigeration and air conditioning systems are described. The mixtures are injected at controlled flow rates and viscosity to p...  
WO/2006/039066A2
An apparatus for managing refrigerant charge in an air conditioning unit comprising a cooling circuit through which a refrigerant flows from a compressor, through a condenser, and through an evaporator, a heat recovery circuit extending ...  
WO2005116543A3
An apparatus and methodology for abating fungi in a building (1) supported on a ground surface and having an upper enclosed living space (12) and a lower enclosed space (16) beneath the upper enclosed space (12) and proximate or beneath ...  
WO/2006/032935A1
In heat pumps, where the heating and the cooling- working- moods are changed inĀ­turns, the liquid phase of the working medium is to be collected, from the indoor and from the outdoor units. According to this invention, this function is ...  
WO/2006/019445A1
A refrigerant charging system for charging a refrigeration system with refrigerant includes a refrigerant source, a storage vessel, input and output lines, and a device for detecting mass of refrigerant within the storage vessel. The inp...  
WO/2006/019458A1
A method and system for discharging refrigerant, such as carbon dioxide, from an air conditioning system. The discharge rate of the refrigerant from the air conditioning system is controlled by a discharge rate controller, even as refrig...  
WO/2006/019527A1
A refrigerant charging system and method for charging a refrigeration system with refrigerant includes a refrigerant source (12), one or more cartridges (14), an input line (16), a scale (36), a pressure sensor (28) and a temperature sen...  
WO/2006/014773A2
A method for detecting and predicting refrigerant level includes the steps of determining an estimated value for a parameter indicative of refrigerant level and comparing that estimated value to an actual value. The difference between th...  
WO2005113408A3
A container, a method for dispensing a fluid contained in the container and a valve are disclosed. The container includes a valve that permits the contents of tlhe container to be dispensed and re-sealed after use. In some embodimcnts, t...  
WO/2005/117515A2
An apparatus (12) and method for injecting sealant mixtures based on organosilanes into a hermetically sealed refrigeration and air conditioning systems are described. The mixtures are injected at controlled flow rates and viscosity to p...  
WO/2005/119140A1
The invention relates to a method for washing cooling or air conditioning circuits (27), according to which a washing agent is conducted through said cooling or air conditioning circuit (27). Said agent dissolves and absorbs the soluble ...  
WO/2005/116543A2
An apparatus and methodology for abating fungi in a building (1) supported on a ground surface and having an upper enclosed living space (12) and a lower enclosed space (16) beneath the upper enclosed space (12) and proximate or beneath ...  
WO/2005/113807A2
A leak detection dye carrier is formed using a two-stage process (53). In a first stage, the dye carrier (52) is saturated with a mixture (54) of a dye powder and an evaporable solvent, such as alcohol. The solvent is permitted to evapor...  
WO/2005/113408A2
A container, a method for dispensing a fluid contained in the container and a valve are disclosed. The container includes a valve that permits the contents of tlhe container to be dispensed and re-sealed after use. In some embodimcnts, t...  
WO2004084276A3
An apparatus for controlling the temperature of an electronic device under test (10) includes a thermal head (14). The thermal head defines a flow channel (32) for passage of a refrigerant fluid so as to cause transfer of thermal energy ...  
WO/2005/108884A1
Storage container (30) comprising: an inner surface (32) defining a storage compartment (33); an outer surface (31) defining an external surface of the container; a cavity (34) disposed between the inner and outer surfaces for receiving ...  
WO/2005/093345A1
An air conditioning, heating or refrigeration system includes a controller that automatically determines if refrigerant amount is above or below the desired amount within the system. In one example, a sensor measures the temperature diff...  
WO/2005/089121A2
A PID control for a vapor compression system utilized to heat water identifies a particular range of error signals and derivative of the error signals that could be indicative of the cycle moving in an inefficient direction. If this dete...  
WO2005009788A3
A sub-unit (12) for a vehicle air conditioning system is shipped with a condenser (30), chiller (32) and fluid lines (34, 36). Snap together couplings (44) are placed on free ends of the fluid lines whereby the sub-unit can be pre-charge...  
WO2005062813A3
An accumulator acts as a buffer to prevent over-pressurization of the vapor compression system while inactive. By determining the maximum storage temperature and the maximum storage pressure a system will be subject to when inactive, a d...  
WO/2005/078364A1
An enclosed oil separating tank (2) for separating combustible refrigerant recovered from a refrigerating cycle from refregerating machine oil, vacuum units (4, 6) for sucking gas in the oil separatating tank (2) to produce vacuum in the...  
WO/2005/073646A1
An automotive air conditioning refrigerant recycling system incorporates an improved upstream oil separator (11) that removes virtually all contaminating lubricants from a refrigerant stream before the refrigerant is delivered to sensiti...  
WO/2005/066556A1
An air conditioning or refrigeration system includes an attached refrigerant receptacle associated with the system. During shipment or storage, the pressure within the system may exceed a selected threshold for the low pressure side. Und...  
WO/2005/062813A2
An accumulator acts as a buffer to prevent over-pressurization of the vapor compression system while inactive. By determining the maximum storage temperature and the maximum storage pressure a system will be subject to when inactive, a d...  
WO/2005/057099A1
Carbon dioxide refrigerant is circulated through a vapor compression system including a compressor, a gas cooler, an expansion device, and an evaporator. Carbon dioxide is extracted from a vehicle exhaust stream that includes combustion ...  
WO/2005/052472A1
A refrigerating apparatus, wherein the capacity of a compressor (21) is set based on a Froude number Fr during the washing operation. The Froude number represents the ratio of the inertia force of a gas refrigerant flowing in a gas side ...  
WO/2005/047782A1
An air conditioning system includes a supplemental storage container that allows for transferring refrigerant into or out of an air conditioning or refrigeration system based upon different operating conditions. In one example, a control...  
WO/2005/044604A2
An apparatus, system and method for servicing a coolant system, such as, an automobile air conditioner are disclosed. In one embodiment, the apparatus may comprise a device for measuring a parameter of the coolant system; and means for s...  
WO/2005/040696A1
A system for monitoring the amount of refrigerant supplied from a refrigerant tank to a plurality of refrigerant systems comprising a tank valve for connection to a refrigerant tank at a predetermined location. A rack of refrigerant rack...  
WO/2005/038360A1
A freezing apparatus having a structure enabling separation and removal of an incondensable gas in a refrigerant circuit by using a separation film, the gas being the gas having been left in refrigerant connection piping in a field insta...  
WO/2005/036074A1
A portable device for measuring the refrigerant pressure in an automobile air conditioning system and, if needed, charging the system with additional refrigerant is provided. An actuator is coupled to a pressurized container that selecti...  
WO/2005/017423A1
A freezer device has a refrigerant circuit (10) and a recovery container (40) for oil. In the refrigerant circuit (10), a compressor (21), an outdoor heat exchanger (24), and an indoor heat exchanger (33) are connected to perform a freez...  
WO/2005/009788A2
A sub-unit (12) for a vehicle air conditioning system is shipped with a condenser (30), chiller (32) and fluid lines (34, 36). Snap together couplings (44) are placed on free ends of the fluid lines whereby the sub-unit can be pre-charge...  
WO/2005/003654A1
An electronic refrigerant charging-pressure display system includes a charge pressure display part provided on a printed circuit board installed around a high-pressure gauge, the charge pressure display part being designed to display a s...  
WO/2004/113803A1
In a freezing device having an arrangement in which an non-condensable gas remaining in refrigerant communication pipes during on-site construction is mixed with a refrigerant in a refrigerant circuit and in this mixed state it is separa...  

Matches 301 - 350 out of 2,973