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7607475 Apparatus for cooling with coolant at subambient pressure  
An apparatus includes heat-generating structure disposed in an environment having an ambient pressure, and a cooling system for removing heat from the heat-generating structure. The cooling system...
7574870 Air-conditioning systems and related methods  
Various embodiments of air conditioning systems are disclosed. The systems may include an air conditioner whose energy source is provided by heating of a first fluid. The first fluid may be in a...
7490476 Method for refrigerating a heat exchange panel  
Desalination apparatus based on porous restraint panels fabricated from a number of different layers of metal, thermoplastic, or other substances are used as sophisticated heat exchangers to...
7410597 Thermally conductive material  
A thermally conductive material includes a supercritical fluid and a number of carbon nanotubes incorporated in the supercritical fluid. The supercritical fluid may be selected from a group...
7100380 Organic rankine cycle fluid  
A method of operating an organic rankine cycle system wherein a liquid refrigerant is circulated to an evaporator where heat is introduced to the refrigerant to convert it to vapor. The vapor is...
6981382 Distal end for cryoablation catheters  
A system and method for transferring heat requires a supply tube connected in fluid communication with a capillary tube. A tip member is positioned to surround the distal end of the capillary tube...
6972365 Thermal management system and method for electronics system  
A thermal energy management system is provided having a heat spreading device that is operatively engaged with at least one semiconductor chip and a thermal bus operatively engaged with the heat...
6892553 Combined expansion device and four-way reversing valve in economized heat pumps  
A refrigerant system is operable in either heating mode or cooling mode. The system is also provided with an economizer cycle that will function in either heating mode or cooling mode. A four-way...
6889509 Coolant recovery system  
A coolant recovery system for reducing coolant loss within thermal management systems. The coolant recovery system includes a thermal management unit having a spray chamber and a coolant recovery...
6865897 Method for providing refrigeration using capillary pumped liquid  
A method for providing refrigeration to a refrigeration load such as superconducting equipment while reducing or eliminating potential two phase instability oscillations, wherein refrigeration...
6679081 Pumped liquid cooling system using a phase change refrigerant  
An improved cooling system provides cooling away from the surface of electrical and electronic components with very low parasitic power consumption and very high heat transfer rates. The component...
6629419 CFC 12 replacement refrigerant  
A refrigerant composition comprising a hydrofluorocarbon component including 1,1,1,2-tetrafluoroethane (HFC 134a), the composition further comprising an additive selected from a saturated...
6557359 Process for heating or cooling using mixtures of pentafluoropropane and a hydrofluorocarbon having 3 to 6 carbon atoms  
The invention discloses novel azeotrope-like mixtures of fluorinated compounds which are useful for heating and cooling as heat transfer agents and/or refrigerants. The azeotrope-like mixture...
6477847 Thermo-siphon method for providing refrigeration to a refrigeration load  
A method wherein refrigeration is generated, preferably using a pulse tube cryocooler or refrigerator, to produce cold working gas which is used to liquefy coupling fluid circulating between a...
6467295 Refrigerated cooling apparatus for semiconductor device  
The present invention relates to a refrigerated cooling apparatus for cooling heat generated from a semiconductor device by forming a circulating flow path of the air in a case with an evaporator...
6435274 Pulse thermal loop  
A pulse thermal loop heat transfer system includes a means to use pressure rises in a pair of evaporators to circulate a heat transfer fluid. The system includes one or more valves that...
6370889 Method for controlling refrigerant for an air conditioner  
An air conditioner capable of conducting a natural circulation operation by circulating refrigerant through an evaporator and a condenser located at a higher position than the evaporator, which are...
6279336 Assembly for switching electrical power  
The invention relates to an assembly for switching electrical power, wherein a semiconductor switch is arranged in a pressure-resistant vessel which is partially filled with an inert liquid in...
6220041 Method for determining a charging amount of refrigerant for an air conditioner, a method for controlling refrigerant for an air conditioner and an air conditioner  
An air conditioner capable of conducting a natural circulation operation by circulating refrigerant through an evaporator and a condenser located at a higher position than the evaporator, which are...
6202425 Non-compression cascade refrigeration system for closed refrigerated spaces  
A non-compression cascade refrigeration system 30 for refrigerating a closed refrigerated space includes a cascade condenser 34 in heat exchange relationship with a primary evaporator 24, a cascade...
6116035 Heat transfer device  
6018958 Dry suction industrial ammonia refrigeration system  
A dry suction refrigeration system includes an evaporator fed with liquid refrigerant which discharges a vapor refrigerant to an accumulator. A compressor receives vapor refrigerant from the...
5839290 Organic/inorganic composite wicks for caillary pumped loops  
An evaporator for a capillary pumped loop, has: (a) a tubular wick for containing coolant liquid centrally therein, the body of the wick being saturated with the liquid coolant; (b) a tubular heat...
5816056 Cooling with the use of a cavitating fluid flow  
A method and system are provided for cooling a medium. A fluid is moved tugh the medium and bubbles are induced in the fluid as it moves through the medium. The bubble formation is induced by...
5740679 Binary refrigerating apparatus  
A higher temperature side unit having a higher temperature side compressor and a condenser to form a higher temperature refrigeration cycle is disposed at a position higher than a position where a...
5666814 Heat transfer system  
The heat transfer system of the present invention transfers heat from above to below by means of phase change of an operating fluid without applying power from outside, and it facilitates to keep...
5435152 Air treating device having a bellows compressor actuable by memory-shaped metal alloy elements  
An air treating device having a bellows box in which is mounted a bellows compressor formed of two spaced apart diaphragms having memory-shaped metal alloy elements embedded therein. The diaphragms...
5404938 Single assembly heat transfer device  
A single assembly heat transfer device installed in an environmental control apparatus having a primary evaporator, a two-section heat pipe having an evaporator section and a condenser section, and...
5372014 Modular cooling system for multiple spaces and dispensed beverages  
A cooling system which is modular and capable of maintaining a variety of pre-selected temperatures for a plurality of liquids being dispensed and/or a plurality of spaces being air conditioned. A...
5324498 Purification of tungsten hexafluoride  
A process is provided for purifying liquid tungsten hexafluoride containing volatile and non-volatile impurities. The process comprises the steps of evaporating tungsten hexafluoride from...
5190670 Process and system for separating and condensing contaminants from a liquid  
A closed loop, recycle, condensing dual velocity, air stripper for the removal of organic contaminates from surface water and sub-surface water that provides a system completely different from...
5088294 Condenser with a built-in receiver  
A condenser for a refrigerant circuit including a compressor, a condenser, an expansion valve and an evaporator which are sequentially disposed is disclosed. The condenser includes a plurality of...
5054296 Pipe for cooling unit, cooling unit and individual cooling system  
A pipe for a cooling unit comprises an outer pipe, and an inner pipe shorter than the outer pipe and located at an evaporating portion in the outer pipe, a circulation gap being defined between the...
4958506 Container for transporting grafts  
The invention concerns an isothermic container for transporting grafts at a constant temperature equal to +4° C. For this purpose, the container according to the invention presents a thermal...
4915792 Process for separating a volatile component from a mixture  
A volatile component is separated from a mixture by vaporization in an evaporator and condensation in a condenser. The vapor is transported by a carrier gas that is circulated in and between the...
4873834 Cooling plant load reduction apparatus and method  
A cooling plant load reduction mechanism utilizing "waste" heat for powering a rankine cycle device for the simultaneous additional cooling of a structure and production of electricity that...
4866949 Carbonated liquid refrigeration system  
A separate refrigeration system in a conventional refrigerator for dispensing a chilled carbonated liquid such as water or a beverage from the front door of the refrigerator and is comprised of a...
4843832 Air conditioning system for buildings  
An air conditioning system for buildings includes a plurality of air conditioners on the different floors, a cooling gravity type heat pipe connecting vaporizers in the air conditioners with a cold...
4827733 Indirect evaporative cooling system  
An evaporative cooling system is disclosed which uses a heat pipe device comprising first and second heat exchangers to transfer heat from the space being cooled to an evaporative cooler....
4824454 Device for liquefying a gas  
In order to prevent icing of the cryogen, a device for liquefying a gas includes a heater provided in a cooling chamber at the output of a Sterling cycle engine. The heater is controlled by a gas...
4756164 Cold plate refrigeration method and apparatus  
An improved cold storage refrigeration system and method is presented. A first heat exchanger located in a cold storage unit is connected by means of a series of vertical pipes to a second heat...
4739631 Adsorption-desorption thermic machine  
The invention concerns a thermic machine comprising a reactor of the adsorption-desorption type, a condenser and an evaporator. According to the invention, the machine is constituted by a first...
4726199 Superconducting apparatus  
Disclosed is a superconducting apparatus comprising a superconducting coil and a cooling apparatus for cooling this superconducting coil. The cooling apparatus is constituted by a cooling medium...
4697427 Forced flow evaporator for unusual gravity conditions  
Low efficiency heat transfer in evaporators subject to unusual gravitational conditions is avoided through the use of a spiral evaporator conduit 12 receiving at an inlet 14 a vaporizable coolant...
4680936 Cryogenic magnet systems  
According to the present invention, improved cryogenic magnet systems for use in MRI devices are provided. These systems comprise an electromagnet immersed in a first tank containing a first...
4638646 Heat storing apparatus  
An apparatus for storing heat energy in the form of chemical energy comprises a first container for a liquid medium containing a non-volatile solute and a second container for a liquid medium...
4635449 Supplemental cooling device for a refrigerating unit  
A method and apparatus for utilizing the cool outdoor air or other cooling sources for cooling a volume are disclosed. The system comprises at least two coils suitable fluid pipe line, fluid and a...
4614091 Process and device for cooling in containers  
Process and Device for heat removal from the effective area of a cooling container with the application of dry-ice as cooling agent, where a refrigerant (e.g. FREON) is circulated in a closed pipe...
4593532 Evaporation-cooled gas insulated electrical apparatus  
An evaporation-cooled gas insulated electrical apparatus comprising, in a housing, an electrical device generating heat when in operation, a condensable refrigerant convertible between liquid and...
4583378 Refrigerator  
A refrigerator has a main body. A compressor is provided in the bottom portion of the body, and a receiving box for housing electric appliances is arranged in the body above the compressor. A...
Matches 1 - 50 out of 141 1 2 3 >