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Patent Searching and Data


Matches 301 - 350 out of 9,017

Document Document Title
WO/2010/131877A3
The present invention relates to an air conditioner, and more particularly, to an air conditioner comprising an oil recovery channel which is arranged to recover oil from a shell and tube-type evaporator, or to recover oil from an oil se...  
WO/2010/116739A1
Provided is an oil separator which can separate coolant and refrigeration machine oil with high efficiency, which can effectively prevent the outflow of separated oil towards the coolant conduction line side, which can reduce pressure lo...  
WO/2010/113461A1
A cooling system configured in such a manner that, irrespective of the outside air temperature and the temperature condition of a refrigerant discharged from a compressor, the compressor can effectively obtain sufficient lubrication and ...  
WO/2010/113395A1
A refrigeration device having a refrigeration cycle which is formed by connecting, via piping and in parallel to an indoor unit (20) which is provided with a pressure reduction means (21) and an evaporator (22), outdoor units (1a, 1b) wh...  
WO/2010/113858A1
Provided is a heat pump device wherein noises generated during a partial load operation can be easily insulated. The heat pump device is comprised of a turbo compressor (6) which compresses a refrigerant; a condenser (2) which condenses ...  
WO/2010/113804A1
Disclosed is a refrigeration cycle device wherein the overage and shortage of a refrigerant in a refrigerant circuit can be accurately judged even if there is an element such as a heat exchanger in which it is difficult to calculate the ...  
WO/2010/104057A1
Provided is a heat pump device wherein the installation area thereof or an increase of the volume thereof can be suppressed. A heat pump device (1) is comprised of a turbo compressor (5) which compresses a refrigerant; a condenser (2) wh...  
WO/2010/097537A1
The invention relates to a separation device (2), including a body (3) defining a separation chamber (4), at least one inlet opening (7) leading into the separation chamber and to be connected to a discharge opening of the refrigerating ...  
WO/2010/090288A1
In order to allow for decreased labor and shortened work time, and to contribute to decreased cost, when joining coolant pipes to a container body, a refrigeration cycle container (R) is constituted so that the coolant pipes (P) are join...  
WO/2010/082535A1
A heat exchanger (1) is provided with a pair of tanks (2) arranged so as to be spaced from each other and extending in the vertical direction, heat exchange pipes (4) arranged next to each other between both the tanks (2) so as to be spa...  
WO/2010/071038A1
A heat exchanger (1) includes: a pair of tanks (2, 3) arranged at a predetermined interval; a plurality of tubes (4a) having both end portions communicably connected to the pair of tanks (2, 3); a prolonged liquid container (5) which is ...  
WO/2010/063653A1
An adsorber for separating a gas from an auxiliary fluid in a gas compressor has a pressure tank (1) for the gas/auxiliary-fluid mixture which is to be separated, wherein, for the purpose of separating the auxiliary fluid from the gas, t...  
WO/2010/061624A1
A refrigeration system, wherein, even if the refrigeration cycle thereof uses a refrigerant in a supercritical state, the refrigerant supplied to an expander can be sufficiently cooled into a liquid-like state to improve the coefficient ...  
WO/2010/047116A1
Provided is a cooling cycle device wherein a refrigeration cycle is constituted by connecting, by using piping, a cooling compressor (21) having a refrigerant oil enclosed therein, a first heat exchanger (22a), a cooling medium flow volu...  
WO/2010/047320A1
Three heat exchange paths (P1-P3) comprised of multiple heat exchange tubes (2) arranged sequentially in vertical alignment are provided in a condenser (1). A first header tank (3), which connects the heat exchange tubes (2) of the first...  
WO/2010/042310A3
In certain embodiments, removing non-condensable gas from a cooling system includes trapping contents of a discharge tube of a heat exchanger, where the heat exchanger is in thermal communication with an ambient environment at an ambient...  
WO/2010/040355A1
Piston compressor for a cooling system, the piston compressor having a crankcase (8) with an oil sump (5), wherein said crankcase (8) is connected to the suction side (9) of said compressor by means of a pressure equalization connection ...  
WO/2010/038449A1
To manufacture hollow parts such as a muffler and an accumulator which form a refrigeration cycle device, a circular tube-like member is cut into a predetermined length and opposite ends of the cut circular tube-like member are processed...  
WO/2010/038672A1
A heat exchanger equipped with a receiver tank, wherein intermediate members do not project into the receiver tank and wherein the intermediate members and the receiver tank can be fixed while being simply and satisfactorily positioned. ...  
WO/2010/039682A2
A refrigerant vapor compression system includes a flash tank disposed in the refrigerant circuit intermediate a refrigerant heat rejection heat exchanger and a refrigerant heat absorption heat exchanger. The flash tank has a shell defini...  
WO/2010/039682A3
A refrigerant vapor compression system includes a flash tank disposed in the refrigerant circuit intermediate a refrigerant heat rejection heat exchanger and a refrigerant heat absorption heat exchanger. The flash tank has a shell defini...  
WO/2010/035419A1
An air conditioner (1) comprises a refrigerant circuit (10) having a compressor (21), an oil separator (22) for separating a refrigerating machine oil from the refrigerant compressed by the compressor (21), an outdoor heat exchanger (24)...  
WO/2010/036480A3
A flash tank economizer includes a sensor for sensing a condition indicative of pressure in the flash tank, and when that pressure is found to equal or exceed the critical pressure of the particular refrigerant being used, a controller r...  
WO/2010/036480A2
A flash tank economizer includes a sensor for sensing a condition indicative of pressure in the flash tank, and when that pressure is found to equal or exceed the critical pressure of the particular refrigerant being used, a controller r...  
WO/2010/033418A3
In certain embodiments, estimating air in a cooling system includes measuring a property that can be used to estimate the air to yield a plurality of measurements. The measurements are performed for different heat loads and for different...  
WO/2010/028493A1
A method for maintaining a charged and pressurized air conditioning or refrigeration system, such method including introducing into the system fluid of the air conditioning or refrigeration system a hydrolytic drying agent, and distribut...  
WO/2009/136581A1
An air-conditioning device (1) is provided with a two-stage compression type compression mechanism (2), a heat source side heat exchanger (4), an expansion mechanism (5), a use side heat exchanger (6), a switching mechanism (3), a first ...  
WO/2009/132795A1
The invention relates to a combination device comprising an accumulator and a heat exchanger for a motor vehicle air conditioner having a coolant circuit, wherein the accumulator and the heat exchanger together are disposed in a pressure...  
WO/2009/133640A1
An air conditioner comprises a heat source side refrigerant circuit (A) having a compressor (11), an outdoor heat exchanger (13), a first refrigerant branch section (21) connected with the compressor (11), a second refrigerant branch sec...  
WO/2009/134355A1
A refrigeration system includes an evaporator, a compressor compressing a refrigerant coming out of the evaporator, a condensing unit which includes a finned tube guiding the refrigerant from the compressor back to the evaporator; and an...  
WO/2009/132015A3
Alternative means of inhibiting frosting in the interior heat exchanger of a DX system when switching from the heating mode to the cooling mode are disclosed which may include an automatic valve (1) for directing hot gas refrigerant into...  
WO/2009/132015A2
Alternative means of inhibiting frosting in the interior heat exchanger of a DX system when switching from the heating mode to the cooling mode are disclosed which may include an automatic valve (1) for directing hot gas refrigerant into...  
WO/2009/128271A1
In an ejector-type refrigeration cycle device provided with a first compression mechanism (11a) and a second compression mechanism (21a), a refrigerant outlet of a suction-side evaporator (16) is connected to a refrigerant suction port (...  
WO/2009/128487A1
A refrigerating apparatus in which a working refrigerant is brought into a supercritical state in at least a part of a refrigerating cycle and a compression work can be reduced while refrigerator oil is prevented from being exhausted. A ...  
WO/2009/113279A1
In a freezing apparatus equipped with a compression mechanism having a plurality of compressors, oil separators (37a) and (37b) are installed on the discharge pipe (56a) of the first compressor (14a) and the discharge pipe (56b) of the s...  
WO/2009/109036A1
In accordance with the present disclosure there is provided an efficient refrigeration system for cooling an environment using ammonia and sodium thiocyanate using a low grade heat source. The refrigeration system comprises a condenser f...  
WO/2009/107615A1
An air conditioner which can appropriately determine the amount of refrigerant without requiring much time even if there is a liquid refrigerant accumulated in an accumulator when the determination is performed. An air conditioner (1) ha...  
WO/2009/105601A1
A coaxial economizer (40) for use in a chiller system (20) comprising an inner housing (184) and an outer housing (186) having a common longitudinal axis. The outer housing has an inlet for receiving a fluid from a upstream compressor st...  
WO/2009/098863A1
A refrigeration circuit (11) has an oil separator (60) for separating oil from a high-pressure refrigerant and also has a recovery mechanism (40) for recovering energy of the separated oil. Power recovered by the recovery mechanism (40) ...  
WO/2009/098862A1
A refrigeration circuit (11) has an oil separator (60) for separating oil from a high-pressure refrigerant and also has an oil supply circuit (70) for supplying the oil, separated by the oil separator (60), to a compression mechanism (20...  
WO/2009/096193A1
Disclosed is an economizer (24) that is provided in a multistage compression refrigeration system with a refrigerant circuit in which a multistage compressor, a condenser, a multistage expansion mechanism and an evaporator are successive...  
WO/2009/090067A3
The invention relates to a device for removing a first gas from a system (2) having a second different gas, comprising a collecting container (10) for collecting the first gas, the collecting container (10) having a variable inlet openin...  
WO/2009/090067A2
The invention relates to a device for removing a first gas from a system (2) having a second different gas, comprising a collecting container (10) for collecting the first gas, the collecting container (10) having a variable inlet openin...  
WO/2009/084532A1
An air conditioner for a vehicle comprises an air-conditioning unit (1) which is equipped with an evaporator (3), a refrigeration cycle (30) which includes the evaporator (3) and in which a refrigerant circulates in the order of a compre...  
WO/2009/072379A1
A refrigerant circuit of a supercritical cycle in which carbon dioxide is used as a refrigerant and which can hold a surplus refrigerant amount. The refrigerant circuit (10) of a refrigerating cycle in which carbon dioxide is used as a r...  
WO/2009/069604A1
An air conditioner (1) using carbon dioxide as the refrigerant has a two-stage compression type compression mechanism (2), a heat source-side heat exchanger (4), an expansion mechanism (5), a utilization-side heat exchanger (6), an inter...  
WO/2009/066738A1
A condenser having two deaeration chambers separated by cooling water, wherein both the deaeration chambers are prevented from communicating with each other even if the pressure difference between the deaeration chambers increases. The c...  
WO/2009/066736A1
A compressor having extended service life. An evaporator has a housing having a suction opening capable of being connected to a suction section of a compressor and evaporates at least a part of droplet-like or mist-like working liquid in...  
WO/2009/061268A1
Liquid separator (2), designed as a U-shaped pipe (5) and arranged essentially horizontally, for a plate heat exchanger evaporator (1) system for separation of liquid droplets from vapour transported from the evaporator to the separator.  
WO/2009/054571A1
An air conditioner includes a plurality of compressors, a plurality of oil separators, a plurality of oil collection pipes, a common inlet pipe, and a plurality of branch inlet pipes. The oil separators are connected to outlets of the co...  

Matches 301 - 350 out of 9,017