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| Number | Title | Issue Date |
| 5218844 | Absorption heat pump apparatus with indoor and outdoor heat exchangers An absorption heat pump apparatus is so formed that solution which has absorbed coolant vapor in absorber to increase in temperature, liquid coolant into which coolant vapor heat been condensed in a condenser, and coolant which has decreased in temperatur... | 06/15/1993 |
| 5218843 | Regenerative absorption cycles with super-pressure boiler An improved regenerative absorption cycle using a super-pressure boiler to achieve a high coefficient of performance (COP). In the basic cycle, an ammonia/water solution is boiled in high-pressure boiling conduit (66). Boiled-off high-pressure ammonia vap... | 06/15/1993 |
| 5216891 | Solution flows in direct expansion lithium bromide air conditioner/heater A process and apparatus for heating in an absorption cooling and heating system in which a refrigerant vapor and a concentrated absorbent solution are generated in a generator, the refrigerant vapor is condensed in an evaporator functioning as a condenser... | 06/08/1993 |
| 5205137 | Absorption air conditioner An absorption air conditioner having a regenerating chamber for heating and condensing a portion of a dilute solution generated in an absorber and an absorption chamber for causing refrigerant vapor generated in the regenerating chamber to be absorbed int... | 04/27/1993 |
| 5205136 | Triple-effect absorption refrigeration system with double-condenser coupling A triple effect absorption refrigeration system is provided with a double-condenser coupling and a parallel or series circuit for feeding the refrigerant-containing absorbent solution through the high, medium, and low temperature generators utilized in th... | 04/27/1993 |
| 5205352 | Heat exchanger for condensing vapor into liquid phase, power generating plant using the heat exchanger and absorption refrigerator using the heat exchanger A heat exchanger for condensing into liquid phase a vapor containing non-condensable gas components through heat exchange with a heat exchanging medium has a vessel having a vapor inlet for receiving the vapor containing the non-condensable gas components... | 04/27/1993 |
| 5186010 | Absorbent-refrigerant solution An absorbent-refrigerant solution containing a promoter which enhances the vapor absorbent properties of the absorbent-refrigerant. The promoter comprises titanium trifluoride and titanium tetrafluoride.... | 02/16/1993 |
| 5177979 | Method and apparatus for the absorption-cooling of a fluid The invention relates to an apparatus for the absorption cooling of a fluid, in particular air. Two separate mutually independent but interacting absorption cooling devices are provided, the cooling system of one of the two devices being used for cooling ... | 01/12/1993 |
| 5174129 | Absorption heat pump An absorption heat pump performs cooling and/or heating by using outside air as a radiation source and an absorption source. An absorber is inserted in a solution circulation path and a refrigerant path, absorbs refrigerant vapor in a solution, and ejects... | 12/29/1992 |
| 5157942 | Regenerative absorption cycles with multiple stage absorber An improved regenerative absorption refrigeration cycle having a high COP and a commercially practicable pumping system. In the basic cycle, an ammonia/water solution is boiled in an externally-heated generator (11). The boiled-off ammonia vapor is cooled... | 10/27/1992 |
| 5127234 | Combined absorption cooling/heating An improved process and apparatus for absorption cooling in which an absorbent-refrigerant solution from an absorber is heated in a generator producing absorbent-refrigerant vapor, the absorbent-refrigerant vapor is separated and condensed producing pure ... | 07/07/1992 |
| 5111670 | Absorption refrigeration system An absorption refrigeration system having an absorption refrigeration cycle which is formed by connecting a plurality of absorbers, a regenerator, a condenser and an evaporator with one another by means of pipes; the absorption refrigeration system compri... | 05/12/1992 |
| 5108638 | Absorbent solution for use with absorption refrigeration apparatus An absorbent solution for an absorption refrigeration apparatus is composed of water as a refrigerant and an absorbent. The absorbent is a mixture of at least three lithium compounds selected from the group consisting of lithium bromide, lithium iodide, l... | 04/28/1992 |
| 5097676 | Vapor exchange duplex GAX absorption cycle Apparatus and process are disclosed for increasing the sorbate content of a sorbent liquid beyond the level possible at a defined absorbing temperature and pressure. Specific useful results obtainable thereby are an increase in the efficiency of thermally... | 03/24/1992 |
| 5077986 | Energy recovery system for absorption heat pumps An improvement in an absorption refrigeration and/or heating system including apparatus (157) to convert the pressure energy and/or phase change energy in the solution and/or refrigerant of the absorption system into mechanical energy, with additional app... | 01/07/1992 |
| 5070703 | Hybrid air conditioning system integration A hybrid air-conditioning system having an absorption refrigeration subsystem for sensible heat loads and a cooperating liquid desiccant dehumidification subsystem for latent heat loads incorporates additional apparatus for effecting the efficient transfe... | 12/10/1991 |
| 5067330 | Heat transfer apparatus for heat pumps A refrigeration and heating system has been made in which improved efficiencies are obtained by placing helical concentric coils of at least two generators and recuperators on a common axis with a heating unit at the center and allowing the hot combustion... | 11/26/1991 |
| 5060487 | Absorption refrigeration system purge pump apparatus An absorption refrigeration system having absorber and generator elements and a solution pump flowing relatively dilute refrigeration solution from a system absorber sub-atmospheric operating pressure to a system generator operating pressure is provided w... | 10/29/1991 |
| 5058394 | Hybrid air conditioning system subsystem integration A hybrid air-conditioning system having an absorption refrigeration subsystem for sensible heat loads and a cooperating liquid desiccant dehumidification subsystem for latent heat loads incorporates additional apparatus for effecting the efficient transfe... | 10/22/1991 |
| 5048301 | Vacuum insulated sorbent driven refrigeration device Disclosed is a self-contained, rapid cooling device that retains heat produced from the cooling process and can be stored for indefinite periods without losing its cooling potential. A liquid in a first chamber undergoes a change of phase into vapor which... | 09/17/1991 |
| 5048308 | Absorption refrigerator An absorber comprises a vapor absorption portion including at least two flow paths through which an absorption solution flows down and absorbs a cooling medium vapor, at least two solution cooling portions separated from, and juxtaposed with, the vapor ab... | 09/17/1991 |
| 5044174 | Absorption type refrigerating machine A refrigerating machine including an evaporator section, absorber section, condenser section and a regenerator section respectively divided into two stages. The first evaporator stage and second evaporator stage are arranged so as to be enclosed by the fi... | 09/03/1991 |
| 5038574 | Combined mechanical refrigeration and absorption refrigeration method and apparatus A method and apparatus combining absorption refrigeration and mechanical expansion refrigeration to chill an air conditioning medium wherein a mechanical refrigeration system is alternately (1) connected in series with an absorption refrigeration system d... | 08/13/1991 |
| 5033274 | Rectification reflux by latent heat exchange with partially depressurized absorbent Apparatus and process are disclosed for increasing the efficiency of thermally powered absorption heat pumps which use volatile absorbents. The improvement reduces rectification losses in absorption cycles having at least two generators operating at diffe... | 07/23/1991 |
| 5027616 | Air-cooled absorption type cooling and heating apparatus An air-cooled absorption air-conditioner comprising a high-temperature regenerator for heating diluted solution which has absorbed refrigerant, a separator for separating refrigerant vapor obtained by the high-temperature regenerator from the diluted solu... | 07/02/1991 |
| 5024063 | Branched gax absorption vapor compressor Apparatus and process are disclosed for increasing the quantity of heat exchange possible between the temperature overlap portions of a generator and an absorber in an absorption cycle compressor or heat pump. Referring to FIG. 1, the heat duty of Generat... | 06/18/1991 |
| 5024064 | Method of operating adsorption refrigerator A method of operating an adsorption refrigerator comprising two adsorption columns each housing therein a solid adsorbent and heat transfer tubes and sealed with a refrigerant, a condenser, an evaporator, paths for refrigerant connnecting the adsorption c... | 06/18/1991 |
| 5022241 | Residential hybrid air conditioning system A residential-type hybrid air conditioning system having a conventional refrigeration subsystem which handles system sensible heat loads and a liquid desiccant dehumidification subsystem which handles system latent heat loads additionally incorporates an ... | 06/11/1991 |
| 5018367 | Cooling energy generator with cooling energy accumulator A cooling energy generator with a cooling energy accumulator comprises a refrigerant, absorbent liquid, and a container having a first chamber receiving the absorbent liquid, a second chamber receiving the liquid refrigerant and a vapor passage communicat... | 05/28/1991 |
| 5016444 | One-and-a-half effect absorption cycle Apparatus and process are disclosed for a new absorption heat pump cycle which achieves a COP of approximately one and a half times that achievable in a single-effect cycle, at generator temperatures substantially less than the minimum required for double... | 05/21/1991 |
| 5016445 | Absorption apparatus, method for producing a refrigerant effect, and an absorbent-refrigerant solution An absorption apparatus comprising a housing and an absorber contained within the housing for producing a strong refrigerant solution. A generator refrigerant reservoir is situated in the bottom of the housing for producing a rising refrigerant vapor. A c... | 05/21/1991 |
| 5009085 | Heat pumps An absorption-cycle heat pump comprises a rotary assembly including a vapor generator (GE,14), a condenser (CO,23), an absorber (AB,22), an evaporator (EV) and a solution heat exchanger (X,16). The vapor generator, the condenser and the absorber each incl... | 04/23/1991 |
| 5009086 | Passive refrigeration fluids condition A double-effect absorption refrigeration system is provided with a novel, generally concentric and vertically-elongated high-pressure condenser chamber, low-pressure desorber, and low pressure condenser combination. Such combination further includes novel... | 04/23/1991 |
| 5007251 | Installation for air-conditioning by absorption Installation for air-conditioning by absorption, having a high-pressure enclosure 1 containing a heater heated to high temperature, in which a refrigerating fluid is driven by vaporation to form a gaseous refrigerant, and a condenser on which the refriger... | 04/16/1991 |
| 5001904 | Fan cooled absorption refrigerating apparatus In an absorption refrigerating apparatus (18) operated by a fuel in gas or liquid state the condenser (50) is cooled by an air flow generated by a fan (82). The fan is driven by a heat operated motor consisting of an endless wire loop formed (84) of a sha... | 03/26/1991 |
| 4986079 | Apparatus and method of generating coldness A coldness generating apparatus comprising: an absorption type refrigerator having an evaporator for evaporating refrigerant, an absorber in which an absorbent for absorbing the thus-evaporated refrigerant steam is contained, a regenerator for heating and... | 01/22/1991 |
| 4972679 | Absorption refrigeration and heat pump system with defrost An integrated three-chamber absorption refrigeration and heat pump system with improved defrost capabilities having a solution pair including a material of unusable fluid stability at higher temperatures when manipulated in an apparatus and system to take... | 11/27/1990 |
| 4967566 | Process and apparatus to improve the power factor of compressor-operated (hybrid) refrigerators or heat pumps functioning with solution cycle A process for the operation of hybrid compression-absorption heat pumps or refrigerators with the use of fluid medium containing a mixture of differently volatile components (typically two) easily soluble in each other. During heat extraction, in a first ... | 11/06/1990 |
| 4966007 | Absorption refrigeration method and apparatus An absorption refrigeration method and apparatus having concentrator and evaporator phases operated at substantially equal pressure and wherein the concentrator phase utilizes a mechanically driven heat pump to concentrate absorbent solution and to conden... | 10/30/1990 |
| 4966014 | Solar absorption refrigeration This invention relates to ice-producing refrigerators which operate on an intermittent absorption cycle, and to solar heat collectors suitable for powering the intermittent absorption refrigerators. The refrigerators are useful for making ice and for stor... | 10/30/1990 |
