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Patent Searching and Data


Matches 701 - 750 out of 8,967

Document Document Title
WO/1992/006339A1
A vapour compression system, in which the pressure and flow rate of refrigerant in components of the system to control and to optimise use of heat-transfer surfaces and to minimise power consumption, comprises a compressor (1), a condens...  
WO/1991/019141A1
The object of the invention is to provide a method and apparatus for reclaiming refrigerants which includes a refrigerant boiler (6) having a refrigerant inlet (1) for admitting contaminated refrigerant into the boiler (6). The suction i...  
WO/1991/019140A1
A refrigerant filter/accumulator and an oil separator, both suitable for refrigerant recovery equipment, are disclosed. In the filter/accumulator (10) refrigerant enters (11), is filtered by cup-shaped filter (15), and liquid-refrigerant...  
WO/1991/014142A1
In systems or units for collecting volatile liquids, e.g. refrigerants from scrapped refrigeration systems, the liquid may be successively filled into a closed collector tank (12), inasfar as the vapour of the liquid as collected in the ...  
WO/1991/014143A1
A refrigeration process including a refrigeration cycle (1), and refrigerant purge and recovery operations is disclosed. The refrigeration cycle may be a vapor compression cycle (2) or an absorption cycle, for example. A purge stream (12...  
WO/1991/008428A1
A device (48) is provided for sensing refrigerant temperatures in refrigerator systems, and for the control of refrigerant loading in a refrigerator evaporator circuit coils (34a, 34b). Such evaporator coils (34a, 34b) are supplied with ...  
WO/1991/008427A1
A device (48) is provided for sensing refrigerant temperatures in refrigerator systems, and for the control of refrigerant loading in a refrigerator evaporator circuit coil (34a, 34b). Such evaporator coils (34a, 34b) are supplied with r...  
WO/1990/014873A1
A condenser comprising cooled heat exchangers of some known construction for condensing a gas mixture so that most of the condensable gases in the first section are condensed and in the second section of a condenser a medium for absorbin...  
WO/1990/014565A1
A universal accumulator (10) for utilization in an automotive air conditioning system. An inlet fitting (26) and an outlet fitting (28) are connected to the top (20) of the accumulator housing (12). The adjustable connection of the outle...  
WO/1990/012263A1
Compression refrigerating system with an oil and air separator (1) inserted between the refrigerant receiver (13) and the evaporators (1) of the system, and in which the refrigerant in the mixture of oil and refrigerant by its evaporatio...  
WO/1990/008931A1
In prior hot gas defrost systems for refrigeration systems part of the hot gas is diverted to flow through the cooling coil (34a, 34b), while the remainder flows through the condenser (16) to avoid overload of the compressor (10); as the...  
WO/1990/007092A1
Apparatus (1) for separating and removing contaminants from refrigerant of a vapour compression refrigeration system. The apparatus (1) has a primary separation chamber (3), a refrigerant inlet (8) through which contaminated refrigerant ...  
WO/1990/000710A1
The present invention relates to a device for controlling the supply of oil to a cooling and freezing plant which includes a number of freezing compressors (14-17) and a number of cooling compressors (26-31), whereby the cooling medium p...  
WO/1990/000709A1
The present invention relates to a device for controlling the supply of oil to a cooling and freezing plant which includes a number of freezing compressors (14-17) and a number of cooling compressors (26-31), whereby the cooling medium p...  
WO/1989/009371A1
Containment means in the form of water-absorbing polymers are included in the path of a refrigeration cycle to remove accumulated water or water vapor that inherently develops. Such polymers do not lose their efficiency even when they be...  
WO1989005428A3  
WO/1989/005428A2
A microprocessor provides a diagnostic capability, and includes tables of acceptable values of parameters, such as air discharge temperature, suction pressure, etc., for different automobile makes and air conditioner types; provision is ...  
WO/1989/003963A1
A refrigerant reclaim system includes a compressor (30), a heat exchanger (10), an oil separator (20), a condenser (40), a chill tank (50), a filter-dryer (63) and a cooling coil (65) in the chill tank. Refrigerant to be reclaimed is dra...  
WO/1989/000666A1
A heat pump (1) has a refrigerating circuit comprising a compressor (2), a condenser (3), an expansion valve (4), and an evaporator (5). The evaporator (5) is arranged essentially vertically and consists preferably of a buried refrigeran...  
WO/1988/007654A1
The apparatus (10) consists of a positive type compressor (36) which is driven by a motor (42) and to which refrigerant to be recovered is supplied via a centrifugal separator (24) into which an evaporator (23) and a heat exchanger (25) ...  
WO/1987/006683A1
An oil separator, applicable in compression refrigerating machines, comprises a vertical cylindrical casing (1) with a sleeve (4) for feeding a liquid cooling agent and with sleeves (5, 6) for feeding and carrying away a vaporous cooling...  
WO/1987/005381A1
A fluid flow control system for use with a heat exchange apparatus that includes a first heat exchanger or condenser (6) to extract heat from the heat exchange apparatus, a compressor (8) and a second heat exchanger or evaporator (10) to...  
WO/1987/002757A1
A refrigerant recovery and purification system (10) for recovering refrigerant from a heat pump, air conditioner, or other vapor compression refrigerant system into a storage tank while concurrently purifying the recovered refrigerant of...  
WO/1986/001882A1
Device for returning oil to at least one compressor (1) in a cooling or refrigerating system, in which the compressor sucks oil (16) from an oil collecting container (13) through at least one suction conduit (14) connected to the collect...  
WO/1983/001985A1
Charging and distributing device for a piston engine, the device including a variable displacement rotary compressor delivering through one of its shafts to a coaxial rotating distribution tube (1, 25), the tube being formed with ports (...  
WO/1983/001491A1
A rotary piston compressor which, due to its geometry, has eliminated virtually all dead space and therefore is of increased efficiency and has a high capacity for handling liquids in liquid/gas mixtures. The specification describes the ...  
JP2016125749A
【課題】複数段圧縮冷凍サイクルにおいて冷 凍機油の枯渇を抑制することが可能な冷凍装 置を提供する。【解決手段】低段側の第1圧 縮部の吐出側と第2圧縮部の吸入側との...  
JP2016125767A
【課題】本発明は、容量の大きい空気調和装 置に用いる場合にも、圧力損失を小さくし、 気液分離性能及び液冷媒貯留機能の低下を抑 制し、圧縮機の信頼性を確保することを...  
JP2016121858A
【課題】気液分離器の液相冷媒出口から冷媒 を流出させる冷媒回路で冷媒を循環させる場 合に気液分離器以外の箇所にオイルを溜めて おくことが可能な冷凍サイクル装置を提...  
JP5946656B2  
JP5949077B2  
JP2016118317A
【課題】油不足による圧縮機の不具合の発生 を防止する。【解決手段】圧縮機4の外面で あって圧縮機4の内部に溜められる油Lの油 面S1よりも下側に接続される第一の配...  
JP5940489B2  
JP2016114351A
[Subject] Refrigeration equipment which can make a check person recognize visually correctly whether the amounts of oil of freezer oil which carries out lubricous [of the compressor of refrigeration equipment] are insufficient is provide...  
JP2016114308A
[Subject] There is the present invention in obtaining an intermediate pressure receiver which can lead a stored liquid phase refrigerant which became a saturated liquid inside a container to an expansion device without producing a flash....  
JP5939764B2  
JP5935062B2  
JP5934931B2  
JP5933235B2  
JP2016102631A
[Subject] An air harmony device provided with an accumulator which is not overflowed even if it accumulates liquid cooling intermediation is provided. [Means for Solution] The accumulator 17 is in an air harmony device which is provided ...  
JP2016102598A
[Subject] A fall of heating capability of an indoor heat exchanger resulting from a liquid reservoir of an indoor heat exchanger is controlled. [Means for Solution] A refrigerant circuit (20) has the expansion valve (23) provided in a li...  
JP5927633B2  
JP2016099064A
[Subject] Don't secure an attachment place of the gas side filter and the liquid side filter in the case of local construction, and provide heat pump which can improve construction nature. [Means for Solution] Gas side closing valve 5 by...  
JP2016095040A
[Subject] Freezer oil collected on an evaporator is made callable by a simple and low cost means. [Means for Solution] An oil return way connected to an oil sump part provided in the lower part of an evaporator, the oil sump part, and a ...  
JP2016095103A
[Subject] There is the object of the present invention in providing refrigeration equipment in which detection with insufficient oil is possible based on information acquired from one set of a compressor, when the amount of oil possessio...  
JP5926154B2  
JP5926710B2  
JP5921425B2  
JP5921777B1
Compressor 1 and many path type condensation machine 2 provided with main part 21 of a condensation machine which has a plurality of refrigerant courses, It has expansion valve 3 and evaporator 4, and had the frozen cycle through which a...  
JP5921714B2  

Matches 701 - 750 out of 8,967