Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 2,893

Document Document Title
WO/2018/192813A1
The disclosed method for filling a pipe circuit (2) of a heat pump (1) with a refrigerant involves the steps of installing the heat pump (1) in an operating location while the pipe circuit (2) contains substantially no refrigerant; and f...  
WO/2018/185271A1
Method for fire- and explosive safe charging of a refrigerant to refrigerators, air conditioning units, cooling or heating circuits etc., where the method comprises at least the following steps: • Connecting a charging adapter to a uni...  
WO/2018/169844A1
The present invention provides a pressure relief and recovery loop, a carbon dioxide refrigeration system and a control method thereof. The pressure relief and recovery loop includes: a gas storage reservoir (110), which is used for stor...  
WO/2018/146719A1
A refrigeration cycle device has: a main refrigerant circuit in which a compressor, a load-side heat exchanger, a load-side throttle device, a heat source-side heat exchanger, and a gas-liquid separator are connected through refrigerant ...  
WO/2018/140276A1
Device and method for injecting one or more additives into systems, such as a sealing agent to repair leaks in such systems, including air conditioning and refrigeration systems. In certain embodiments, the device is a disposable or sing...  
WO/2018/134790A1
Disclosed in the present invention are a gas discharge device for discharging non-condensable gas in a refrigeration and air conditioning system, and a method thereof. The gas discharge device comprises a cold accumulation tank, and a co...  
WO/2018/134789A1
The present invention provides a gas discharge device for discharging non-condensable gas in a refrigeration and air conditioning system, and a method thereof. The gas discharge device comprises an evaporative condenser, which isolates l...  
WO/2018/129670A1
An ice making machine set and a refrigeration system, the ice making machine set comprising: a vertical fluid storage tank (2), which is vertically arranged and which is provided with a fluid inlet port and an air outlet port, a refriger...  
WO/2018/121374A1
A liquid-state refrigerant replenishing apparatus (100) used for replenishing a liquid-state refrigerant in a storage tank (300) into a refrigeration apparatus (200), comprising: a pressure boosting apparatus (2) used for delivering a ga...  
WO/2018/120659A1
An outdoor unit (100) for an air conditioner and the air conditioner. The outdoor unit (100) for the air conditioner comprises: a housing (1), a fluorine charging port (14), and a connector component. The fluorine charging port (14) is d...  
WO/2018/077001A1
Disclosed are a refrigerant filling machine and a method for creating a vacuum, leakage detection and refrigerant filling using this refrigerant filling device, comprising high and low pressure lines (1, 2) correspondingly connected to r...  
WO/2018/062981A3
The invention relates to a fully autonomous air conditioning system which uses the combined effects of electric compression and solar heat input in order to generate a cooling cycle. The heat energy is captured from solar radiation by me...  
WO/2018/047599A1
Provided is a heat pump cycle (HP) that comprises a refrigerant circuit (R) having: a compressor (2) that compresses a refrigerant; a heat exchanger for heat radiation (a radiator (4) and an outdoor heat exchanger (7)) that radiates heat...  
WO/2018/033166A1
The invention relates to a device for testing intersections between a filling adapter and a motor vehicle air-conditioning system. The problem addressed is that of providing a solution with which requirements of different refrigerants (R...  
WO/2018/025200A1
An air conditioning recharging machine (1) comprising a pair of flexible hoses (8) (9) connected to said air-conditioning system (2), a recharging assembly (10) to supply a refrigerant fluid to the air-conditioning system (2) through sai...  
WO/2017/212599A1
This air-conditioning device comprises: a heat source unit which has a compressor, a first flow path switching device, and a heat-source-side heat exchanger; indoor units which each have a throttle device and a use-side heat exchanger; a...  
WO/2017/205320A1
The present disclosure relates to apparatuses and methods for multi-phase vacuum-assisted recovery of refrigerant from a vehicle. One apparatus for multi-phase vacuum-assisted recovery of refrigerant from a vehicle includes a compressor ...  
WO/2017/205413A1
The disclosure relates to apparatuses and methods for indicating status, of multi -phase vacuum-assisted recovery of refrigerant from a vehicle. One apparatus for multi-phase vacuum- assisted recovery of refrigerant from a vehicle includ...  
WO/2017/203481A1
Maintenance apparatus (1) of an air conditioning system (2) mounted on a motor vehicle (3). The maintenance apparatus (1) comprises : two external ducts (8), a discharging circuit (15), which is connected to the ducts (8) to receive the ...  
WO/2017/199345A1
An air conditioner 100 is provided with: a first pipe 4a and a second pipe 4b, which connect an indoor unit 1 and an indoor unit 2 to each other; a first gas sensor 5 that is provided close to the first pipe 4a; a second gas sensor 6 tha...  
WO/2017/195122A1
An injection device for injecting an additive into a refrigeration or air conditioning system, comprises a tubular element (10) defining an inner chamber (12), said inner chamber having a volume at least equal to the volume of the quanti...  
WO/2017/184663A1
A purge system for removing non-condensables from a chiller system includes a purge chamber, a plurality of carbon beds fluidly connected to the purge chamber into which a flow of refrigerant and non-condensables is selectably directed f...  
WO/2017/163294A1
A refrigerant shortage prediction apparatus according to the present invention has: a reception unit that receives a plurality of operation data including the outside air temperature, the operation frequency of the compressor of an air-c...  
WO/2017/162961A1
The invention relates to a container housing a composition comprising tetrafluoropropene. The container is made from metal and includes an inner surface, said inner surface being in contact with the composition and being at least partial...  
WO/2017/146334A1
The present invention relates to an environmentally-friendly hydraulic cooling-circulation cooling tower having a function of preventing super-cooling. More specifically, the present invention relates to an environmentally-friendly hydra...  
WO/2017/131095A1
A refrigerant recovery system (90A) comprises an extraction pipe (61), a stabilizer holding container (70), a recovery pipe (62), a recovery container (80), and a recovery device (85). The extraction pipe (61) can be connected to a refri...  
WO/2017/126446A1
When transferring and filling a mixed refrigerant as a liquid from a supply container to a supply destination container and a device, said mixed refrigerant including HFO-1123 and HFC-32 and having 10%-92% by mass of HFO-1123 in a liquid...  
WO/2017/126447A1
When transferring and filling a mixed refrigerant as a liquid from a supply container to a supply destination container and a device, said mixed refrigerant having 10%-92% by mass of HFO-1123 in a liquid phase relative to 100% by mass of...  
WO/2017/110339A1
A control unit (8) performs, when a total capacity of a plurality of indoor heat-exchangers (52a, 52b) is smaller than the capacity of an outdoor heat-exchanger (24), a heating refrigerant charging operation until a heating refrigerant c...  
WO/2017/110816A1
A control unit (8) starts a heating refrigerant filling operation performed having a refrigerant circuit (10) set to a heating cycle state when filling the refrigerant circuit (10) with a refrigerant, and performs the heating refrigerant...  
WO/2017/111239A1
An oil separator includes a container having an inner circumferential surface of a cylindrical shape; an inlet pipe that penetrates through from an outside of the container to an inside of the container, comprises an inlet port through w...  
WO/2017/089556A1
Disclosed is a globe valve (100) for closing and opening a secondary opening (6) of a pipe in a manifold system of a heating or cooling system, in order to fill or empty the heating or cooling system, or one or more sections of said heat...  
WO/2017/069281A1
A vapor compression system includes a heat transfer system including an arrangement of components moving a refrigerant through a vapor compression cycle to condition a controlled environment and a refrigerant management system including ...  
WO/2017/062642A1
Disclosed are methods and compositions comprising HFC-32, HFC-125, transHFO-1234ze, HFC-134a and HFO-1234yf that may be used as a replacement refrigerant in existing systems, and particularly used to partially replace R-404A in existing ...  
WO/2017/062620A1
Disclosed are methods of recharging an operating system of the type containing a less than full charge of existing working fluid with a recharging fluid that is different than said existing fluid, the method comprising: (a) identifying a...  
WO/2017/057377A1
Provided is a refrigerant leakage spot specifying method that is capable of, while suppressing an increase in cost, specifying a refrigerant leakage spot when leakage of a refrigerant occurs. The refrigerant leakage spot specifying metho...  
WO/2017/041181A1
A device comprises: a container; a first fitting coupled to the container; and a second fitting coupled to the container, wherein the first fitting is configured for coupling to a first service port of a system and the second fitting is ...  
WO/2017/027716A1
Methods, systems and apparatuses are described that are directed to on-site recovery and/or repurposing of refrigerant, where an original refrigerant is converted into a refrigerant different from the original refrigerant. The refrigeran...  
WO/2017/018494A1
A refrigerating device comprises a refrigerant circuit (3) in which refrigerant flows. This refrigerant circuit (3) is provided with a refrigerant recovery container (15) that can be removed and into which refrigerant flows during refrig...  
WO/2017/001886A1
A heat exchanger, such as for example, a condenser coil constructed as a fin and microchannel tube is fluidly connected with a volume constructed and configured to store refrigerant in certain operations, such as for example during a pum...  
WO/2017/004009A1
The present invention provides a refrigerating system, including: a refrigerating loop, including a compressor, a condenser, a throttling element, and an evaporator that are connected in sequence through a pipeline; and a purification lo...  
WO/2016/203507A1
The purpose of the present invention is to provide a refrigeration cycle device which allows the change of a refrigerant to be easily carried out. The refrigeration cycle device (100) according to the present invention includes a connect...  
WO/2016/193857A1
A method for loading refrigerant fluid in a A/C system (200) from an apparatus for recovering and regenerating refrigerant fluid (100) comprises a step of hydraulically connecting the apparatus (100) with the A/C system (200) by a high p...  
WO/2016/158822A1
The purpose of the present invention is to provide refrigerant circulation devices and a refrigerant circulation method which are capable of inhibiting a refrigerant comprising a hydrofluoroolefin (HFO) or hydrochlorofluoroolefin (HCFO) ...  
WO/2016/138922A1
The present invention relates to a refrigerator having a compressor (1) with inlet and outlet tube (4, 5) structures and an improved service inlet tube for maintenance and repair purposes. The present invention more particularly relates ...  
WO/2016/135904A1
A refrigeration apparatus 1 has a refrigerant circuit 10 which is configured by a heat-source-side unit 2 and at least one use-side unit 4 being connected by piping and circulates a refrigerant therethrough. The heat-source-side unit 2 h...  
WO/2016/135653A1
A device (100) for separation of oil particles by a coolant for air conditioning systems comprises a hollow container body (110) and an inlet (111) arranged to let enter the hollow container body (110) a coolant with oil particles, mainl...  
WO/2016/127973A8
The invention relates to a method for operating a filling adapter for filling refrigerant R744 into vehicle air conditioning systems as well as to a corresponding adapter. Said adapter comprises mechanical clamping elements actuated by a...  
WO/2016/127973A1
The invention relates to a method for operating a filling adapter for filling refrigerant R744 into vehicle air conditioning systems as well as to a corresponding adapter. Said adapter comprises mechanical clamping elements actuated by a...  
WO/2016/127063A1
A cyclonic type lubricant separator with various features that reduces pressure losses, manages local gas velocities which may contribute to entrainment of liquid(s) (e.g. oil), maintains and/or improves oil separation (e.g. achieving lo...  

Matches 1 - 50 out of 2,893