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Matches 401 - 450 out of 2,928

Document Document Title
WO/1999/013278A1
An apparatus and method for reclaiming refrigerants comprising a decontamination system (14) for removing contaminants from liquid and vapour phases of a refrigerant with an inlet and outlet control system (16, 18) to regulate the flow o...  
WO/1999/002928A1
A freezer which needs not have all its components made pressure-resistant and can prevent the accumulator from increasing in size. A buffer tank (6) into which the refrigerant in the freezer is introduced. When the freezer stops in conne...  
WO/1998/049503A1
A refrigeration system (10) which controls subcooling by controlling the amount of refrigerant diverted from the condenser (14) to the receiver (16) based upon the difference in temperature between the phase change transition temperature...  
WO/1998/044288A1
A refrigerant supply container, in which a change in composition of a non-azeotropic refrigerant at the time of transfer filling can be kept within an allowable range. The refrigerant supply container has a non-azeotropic refrigerant, wh...  
WO/1998/030651A1
A method for filling a mixed refrigerant, characterized in that, in using as the refrigerant a nonazeotropic mixture comprising 23 to 27 % by weight of difluoromethane, 13 to 17 % by weight of pentafluoroethane, and 58 to 62 % by weight ...  
WO/1998/030847A1
A refrigeration system having a closed circulating circuit filled with a refrigerant which on evaporation expands and gives rise to an increase in pressure in the whole of or parts of the circulating circuit, and which at ambient tempera...  
WO/1998/023703A1
To use a non-azeotropic mixture consisting of HFC32 (23 wt.%), HFC125 (25 wt.%) and HFC134a (52 wt.%) as a cooling medium, the mixture in a container on the supply side such as a bomb is made to have a composition of HFC31 (23.5 to 25.0 ...  
WO/1998/016784A1
A system for the in situ destruction of compressible refrigerant from a refrigerant containing apparatus includes a refrigerant recovery apparatus (30) for receiving refrigerant from the refrigerant containing apparatus (20) and a refrig...  
WO/1998/013653A1
A refrigerant recycle and reclaim system includes two liquid refrigerant receivers (40, 42); a low (30) and a high (34) pressure compressor in fluid communication with each other, each having their own oil separator (32, 36); a condenser...  
WO/1998/012109A1
The present invention relates to a method and apparatus for charging a closed, pressurizable fluid system (40) with an appropriate fluid (44), comprising a) (16) connecting to the system (44) a closed, unpressurized container (42) contai...  
WO/1997/045683A1
A pressure relief system (212) for a mechanical refrigeration system. The pressure relief system (212) has a pair of rupture disks (100 and 102) connected in series to a pressure vessel that contains refrigerant. The pressure relief syst...  
WO/1997/039295A1
An improved charging device (20) comprising a vessel (22) for holding a liquid (24) therein. A component (26) on the vessel (22) is for allowing the liquid (24) to exit therefrom. A facility (28) on the vessel (22) is for dispensing the ...  
WO/1997/026492A1
A combined refrigerant recovery, evacuation and recharging apparatus for transferring refrigerant from a first container to a second container and deeply evacuating the first container. The apparatus includes a compressor (16) having a s...  
WO/1997/011324A1
A method and apparatus are disclosed for separation of non-condensible gas from recovered refrigerant collected in a collector tank (12). Non-condensible gas is intermittently vented from the collector tank. The vented non-condensible ga...  
WO/1997/005435A1
A portable refrigerant reclamation and purification apparatus and method removes impurities and contaminants from refrigerant blends and reclaims them. Contaminated refrigerant is introduced through a spray nozzle (15) into a separation ...  
WO/1997/000108A1
The present invention relates to a system for separating a mixture containing at least two components, each component having a different volatility. The separation is achieved through the use of a fractional distillation column (12) and ...  
WO/1996/037759A1
A fluid dispensing apparatus (1) for dispensing a predetermined weight of fluid under substantially constant pressure including: (a) containing means (2) adapted to contain at least the predetermined amount of fluid; (b) an inlet to the ...  
WO/1996/035896A1
A power steering fluid system (10) having fluid travelling through a fluid path (12) having first (24) and second (26) directions. The system includes a fluid pump (16) positioned to pressurize fluid in the fluid path, a gear box (18) po...  
WO/1996/033376A1
The present invention relates to a fluid containment system for minimizing the loss of refrigerant fluid from a refrigerant evaporator (13). The mechanical refrigeration system (10) includes an evaporator (13) for absorbing energy from t...  
WO/1996/024827A1
A liquid injector has a tubular body (11) surrounding and shielding a glass tube (7). The body and tube are sealed at opposing ends by a valve coupler (3) and an end fill cap (13), each with their own O-ring seals. There are three openin...  
WO/1996/020379A1
A system for automatically capturing pressurized refrigerant in an emergency from a refrigerant chiller system (30) which includes an evaporator (34), the system comprising: I) a sealed containment tank system (10) capable of containing ...  
WO/1996/012921A1
An air conditioner which includes ports (22, 23, 24) provided on portions in a refrigerant circuit where oil are liable to gather, such as bottoms of a compressor (1), accumulator (5), a receiver (12) and the like, through which ports a ...  
WO/1995/003516A1
A quick cooling air conditioning system that preserves high pressure refrigerant, in a portion of the refrigerant path or in a dedicated reservoir (205), after the shutdown of the air conditioning compressor (201). The quick air cooling ...  
WO/1994/027100A1
Method of replacement of at least one CFC lubricant compatible with chlorofluorocarbon-containing cooling fluids, by at least one HFC lubricant compatible with hydrofluorocarbon-containing cooling fluids, before the replacement of the CF...  
WO/1994/018511A1
A chlorofluorocarbon recovery device for extracting and recovering chlorofluorocarbon from car air conditioners, home air conditioners, and refrigerators that are to be scrapped, wherein a compressor (4) for a car air conditioner that is...  
WO/1994/017348A1
An arrangement for removing from a refrigerating system or heat pump system a lubricating oil used together with a first type of refrigerant in the system and replacing this oil with an oil which is compatible with a second type of refri...  
WO/1994/014016A1
A vapour compression system is disclosed comprising a compressor (1), a heat rejecting heat exchanger (2), an expansion means (3), and an evaporator (4) connected in series, operating at supercritical pressure in the high pressure side o...  
WO/1994/012835A1
Two alternative embodiments (Figs. 1 and Figs. 5) of a double, by-pass valve system for a closed refrigerant type system allowing its safe servicing, the first being included in the original manufacturing of the compressor unit in the re...  
WO/1994/007029A1
A manually operated refrigerant recovery pump includes a piston/cylinder (34) wherein the piston defines opposing fluid chambers (30, 32) in the cylinder. A handle (28) is attached via a connecting rod to the piston. First (17) and secon...  
WO/1994/000722A1
A portable refrigerant recovery and recycling apparatus (60) and method for removing and recycling chlorofluorocarbon (CFC), hydrofluorocarbon (HFC) and hydrochlorofluorocarbon (HCFC) refrigerants from refrigeration systems (10) through ...  
WO/1993/013370A1
An apparatus and a method is provided for varying high side pressure in a transcritical vapor compression cycle by means of variable volume element(s) connected to the flow circuit. The apparatus comprises a variable volume element (5) h...  
WO/1993/006423A1
A vapor compression cycle device operating at supercritical pressure in the high-side of a circuit comprising compressor (10), gas cooler (11), internal heat exchanger (12), throttling valve (13), evaporator (14), low pressure refrigeran...  
WO/1992/022778A1
The present invention relates to a system for recovering and purifying a halocarbon composition, particularly halon. Forming a part of the present system is a liquid heat exchange unit (72) filled with a liquid heat transfer medium (78)....  
WO1992016802A3  
WO/1992/019923A1
A fluid transfer system for filling or draining refrigerating equipment includes an enclosure (E) having a bottle (30, 60) placed therein, said enclosure being heated or cooled by an exchanger (10). The air used for heat exchange with th...  
WO/1992/016801A1
Portable apparatus (10) for recovering, recycling, recharging and/or flushing refrigerant of air-conditioning or refrigeration systems of vehicles or buildings. A vertical column (28) on a wheeled base (not shown) supports a generally un...  
WO/1992/016802A2
Refrigerant recovery and purification system optionally capable of drawing a nearly full vacuum on the system to be evacuated and having multi-port valve means for setting to different configurations for different refrigerant processing ...  
WO/1992/014109A1
The invention disclosed herein relates to an apparatus for being detachably connected to a chemical or refrigeration system for selectively receiving and dispensing a gaseous refrigerant or chemical from and to that system, respectively,...  
WO/1992/008535A1
A fluid purifier includes a vacuum separator (10) having a rotating disc (17) disposed inside a chamber (11) which is maintained at a negative pressure. Oil contaminated with a chlorofluorocarbon is introduced onto the surface of the dis...  
WO/1992/002771A1
The present invention pertains to an environmentally safe, lightweight, portable, user-friendly, self-contained, low-maintenance, refrigerant recycling, purification, and storage system capable of removing refrigerants from refrigeration...  
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/1991/014142A1
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/1991/013290A1
An emissionless furnace boiler and effluent gas recovery system includes a pressure vessel (30) having a fluid input (29) and fluid output (38). The system is capable of maintaining an entropy characteristic equal to at least the condens...  
WO/1991/009260A1
A refrigerant recovery processing and storage unit (1) for removing and storing refrigerant from an air conditioning and refrigeration system is disclosed. The unit creates a pressure difference between the inlet (52) and outlet (51) sid...  
WO/1991/006478A1
A low boiling refrigerant, which is vented from a heat exchange system, such as an air-conditioner, is transferred directly from the exhaust valve of the heat exchange system through a tube to a collecting cylinder or tank (15). The coll...  
WO/1991/002932A1
Process and system for recovering refrigerant from refrigeration systems without substantial contamination of the atmosphere, said system comprising means for removing refrigerant from the system under the vapor pressure of the refrigera...  
WO/1991/000485A1
A refrigerant recovery and purification system (10) particularly applicable to automotive air conditioning systems employs a centrifugal separator (14) connected directly to the disabled automotive air conditioning system and which conne...  
WO/1991/000484A1
In a system for recovering of refrigerants the refrigerant is sucked into a separator container (2) by the action of a compressor (8), which forces the compressed gaseous refrigerant through filters (22, 28) for removing oil and humidity...  
WO/1990/015293A1
The present invention relates to a method and apparatus for cooling a bottle for reclaiming and storing of refrigerant such as CFC. The method comprises a cooling jacket (4) covering a bottle (1) and that a cooling medium for instance li...  
WO/1990/007683A1
The present invention involves the regulation of specific enthalpy at evaporator inlet by deliberate use of the pressure and/or temperature before throttling for capacity control. Capacity is controlled by varying the refrigerant enthalp...  

Matches 401 - 450 out of 2,928