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Freezing patents



      
           
This page is updated frequently with new Freezing-related patent applications. Subscribe to the Freezing RSS feed to automatically get the update: related Freezing RSS feeds. RSS updates for this page: Freezing RSS RSS


Methods and apparatus for detecting ice formation on aircraft

Boeing

Methods and apparatus for detecting ice formation on aircraft

Date/App# patent app List of recent Freezing-related patents
04/16/15
20150104722
 Freeze-tolerant valve patent thumbnailnew patent Freeze-tolerant valve
A valve for reducing the likelihood of ice-related blockage in a fuel cell and methods for starting a fuel cell system. The valve includes a valve plate and coupling plate that are cooperative with one another within a valve body such that flexural forces imparted to the valve plate from a pressurized fluid are transferred to localized contact surfaces between the valve plate and coupling plate.
Gm Global Technology Operations Llc
04/16/15
20150103867
 Methods and  detecting ice formation on aircraft patent thumbnailnew patent Methods and detecting ice formation on aircraft
In one aspect, methods of detecting ice formation on an aircraft are described herein. In some implementations, a method of detecting ice formation on an aircraft comprises disposing an ice detector on an exterior surface of the aircraft, the ice detector comprising a probe surface and a pyroelectric material layer disposed on at least a portion of the probe surface.
The Boeing Company
04/02/15
20150091979
 Liquid discharge recording  recovering liquid patent thumbnailLiquid discharge recording recovering liquid
A liquid discharge recording apparatus includes: a first liquid containing 2-pyrrolidone; a liquid discharge head configured to discharge the first liquid; a second liquid containing a solvent of which freezing point is less than 20 degrees celsius and of which specific gravity is less than 1.12 g/cm3; and an absorber which contains the second liquid and which is configured to absorb the first liquid exited from the liquid discharge head.. .
Brother Kogyo Kabushiki Kaisha
03/26/15
20150083374
 Closed loop ice slurry refrigeration system patent thumbnailClosed loop ice slurry refrigeration system
A closed loop refrigeration system comprises an ice slurry mixture which comprises ice, water, and a freezing point depressant. The system also comprises a first storage device for storing the ice slurry mixture, and an agitator disposed in the first storage device.
03/26/15
20150083164
 Hose handling system and methods of use patent thumbnailHose handling system and methods of use
Embodiments of the present invention include a hose handling system having a hose guide plumbed via a wash line to a fluid delivery device. The hose guide includes a pulley installed on a frame member, and a spray nozzle adapted to dispense a wash mixture.
03/19/15
20150075191
 Ice cube release and rapid freeze using fluid exchange apparatus and methods patent thumbnailIce cube release and rapid freeze using fluid exchange apparatus and methods
An ice piece release system that includes a chilled compartment set at a temperature below 0° c., a warm section at a temperature above 0° c., and a tray in thermal communication with the chilled compartment. The tray includes a plurality of ice piece-forming receptacles and a cavity in thermal communication with the receptacles.
Whirlpool Corporation
03/12/15
20150068402
 Three-dimensional air-adsorbing structure patent thumbnailThree-dimensional air-adsorbing structure
A three-dimensional air-adsorbing structure. The structure has a three-dimensional, unitary, skeletal, porous scaffold, air-adsorbing material particles, and one or more hydrophobic binders that couple air-adsorbing material particles to each other to form agglomerates and couples particles and agglomerates to the scaffold.
Bose Corporation
03/05/15
20150064319
 Method of injection of an antimicrobial composition for rapid cooling of poultry during processing patent thumbnailMethod of injection of an antimicrobial composition for rapid cooling of poultry during processing
A method for rapidly cooling poultry carcasses during processing by injecting the carcasses with a composition including water and an antimicrobial agent. The composition may be in slush ice form or liquid form.
03/05/15
20150061666
 Sample-preparation method to manipulate nuclear spin-relaxation times, including to facilitate ultralow temperature hyperpolarization patent thumbnailSample-preparation method to manipulate nuclear spin-relaxation times, including to facilitate ultralow temperature hyperpolarization
A method of providing a material sample in a state favorable to retaining spin polarization includes cooling a material sample from a temperature above a freezing point of the material sample down to a second temperature below the freezing point of the material sample; maintaining the sample at about the second temperature for a period of about several hours; and reducing temperature of the material sample to a third temperature lower than the second temperature to provide the material sample in a state favorable to retaining spin polarization, where the steps of cooling, maintaining and reducing are performed in the absence of an adulterant material. The method of providing a sample of pyruvic acid in a state favorable to retaining spin polarization may include cooling the sample of pyruvic acid in the absence of an adulterant material from a temperature above a freezing point of the sample of pyruvic acid down to less than about 200 kelvin to provide the sample..
Bruker Biospin Corporation
03/05/15
20150060327
 Lubricant base oil and  producing same patent thumbnailLubricant base oil and producing same
A lubricant base oil that is a hydrocarbon oil having a kinematic viscosity at 100° c. Of 2.0 to 9 mm2/s, a viscosity index of 130 or more, a freezing point of −30 to −5° c., and an sbv viscosity at −20° c.
Jx Nippon Oil & Energy Corporation
01/22/15
20150020852

Substrate processing apparatus and substrate processing method


A substrate processing apparatus comprises: an air flow generator which generates a down flow by gas flowing from top to bottom around a substrate w held horizontally; a liquid film former which forms a liquid film by supplying a liquid on an upper surface of the substrate; a cooling gas discharge nozzle which discharges cooling gas of a temperature lower than a freezing point of the liquid to the liquid film and thereby freezes the liquid film; and a remover which removes a frozen film formed by freezing the liquid film from the substrate. The air flow generator reduces a flow velocity of the down flow when the cooling gas is discharged to the liquid film from the cooling gas discharge nozzle than when the liquid is supplied to the substrate from the liquid film former..
Dainippon Screen Mfg. Co., Ltd.
01/22/15
20150020850

Substrate processing apparatus and substrate processing method


A substrate processing apparatus comprises: a liquid film former which forms a liquid film by supplying a liquid on an upper surface of the substrate w held horizontally; a cooling gas discharge nozzle which discharges cooling gas of a temperature lower than a freezing point of the liquid forming the liquid film to the liquid film; a thawing liquid discharge nozzle which discharges a thawing liquid to a frozen film formed by freezing the liquid film; a thawing liquid supplier which supplies the heated thawing liquid to the thawing liquid discharge nozzle via a pipe; and a receiver which receives the cooling gas and the thawing liquid respectively discharged from the cooling gas discharge nozzle and the thawing liquid discharge nozzle at the respective retracted position and guides the cooling gas and the thawing liquid to a common flow passage.. .
Dainippon Screen Mfg. Co., Ltd.
12/25/14
20140377644

Nonaqueous solvent, nonaqueous electrolyte, and power storage device


A nonaqueous solvent that includes an ionic liquid and has at least one of the following characteristics: high lithium ion conductivity, high lithium ion conductivity in a low temperature environment, high heat resistance, a wide available temperature range, a low freezing point (melting point), low viscosity, and the like. The nonaqueous solvent includes an ionic liquid and a fluorinated solvent.
Semiconductor Energy Laboratory Co., Ltd.
11/27/14
20140350269

Acetals esters produced from purified glycerin for use and application as emollients, lubricants, plasticizers, solvents, coalescents, humectant, polymerization monomers, additives to biofuels


It refers to a new group of acetal monoesters and diesters which have in its structure the ester function and cyclic ethers that give these products excellent properties as solvency, plasticity in polymers, solubility in polar and nonpolar means, spreadability, wetting, low volatility, non-toxicity and biodegradability. These properties make these products excellent candidates as solvents in formulations of pesticides, agricultural herbicides, for the paint and leather industry in domestic or industrial hygiene formulations; as plasticizers for polymers such as polyvinyl chloride, nitrocellulose, cellulose, acrylics, polyvinyl vinyl and its copolymers; as lubricants in industrial formulations, textile industry; as emollients agents which donate oiliness for the cosmetic industry; as wetting agents that are commonly used, and as biodiesel additives to reduce the freezing point and to improve its combustion..
11/27/14
20140350134

Method of aerogel synthesis


The present disclosure provides a method for producing an aerogel, the method comprising reacting at least one acid monomer with at least one diamino monomer in a first solvent under conditions appropriate to form a polyimide polymer; conducting a solvent exchange wherein the first solvent is exchanged for a second solvent, said second solvent having a freezing point, wherein said solvent exchange further comprises (1) submersing the polyimide polymer in the second solvent in a pressure vessel and (2) creating a high pressure environment inside the pressure vessel for a first period of time; cooling the polyimide polymer to a first temperature below the freezing point of the second solvent; and subjecting cooled polyimide polymer to a first vacuum for a second period of time at a second temperature.. .
11/13/14
20140332216

Pozzolan for use in a cement composition having a low heat of hydration


A method of cementing in a subterranean formation comprises: introducing a cement composition into a wellbore penetrating the subterranean formation, wherein at least a portion of the subterranean formation has a temperature less than or equal to the freezing point of an aqueous liquid, and wherein the cement composition comprises: (a) cement; (b) water; and (c) a pozzolan, wherein the cement composition has a heat of hydration of less than 50 btu per pound; and causing or allowing the cement composition to set in the wellbore after the step of introducing. The pozzolan can have a calcium oxide concentration of less than 15% by weight of the pozzolan, and the pozzolan can have a concentration of at least 15% by weight of the cement.
10/30/14
20140322389

Beverages containing rare sugars


Zero- and reduced-calorie frozen carbonated beverages comprising rare sugars are provided herein. The beverages contain a freezing point depressant composition comprising at least one rare sugar and, optionally, one or more other freezing point depressant compounds.
10/30/14
20140321500

Method based on inspection to avoid excessive maintenance of an automobile cooling system


The purpose of this invention is to overcome the defect of the present judgment method for automobile cooling system. It is an inspection method based on the aging degree of lubricating oil of the oil reservoir sensor.
10/23/14
20140312262

Corrosion inhibiting, freezing point lowering compositions


The present invention relates to corrosion inhibiting, freeze point lowering compositions comprising a mixture of a freeze point lowering agent and a corrosion inhibiting compound. The corrosion inhibiting, freeze point lowering compositions can be used in deicing brines or deicing solutions..
10/02/14
20140294600

Control device for electric pump


A control device for an electric pump, the electric pump pumping a cooling medium, the control device includes a controller configured to determine a presence of an abnormality in the electric pump when a temperature of the cooling medium is higher than a threshold value and the electric pump is locked. The threshold value being predetermined as a temperature that is higher than a freezing point of the cooling medium..
09/25/14
20140284342

Insulated beverage apparatus and cooling device


A device for a beverage container may include a tubular member that is insulated and has an axis. The tubular member may further include an upper axial end and a lower axial end.
09/25/14
20140283583

System for pipeline drying and freezing point suppression


Method for dewatering, pressure testing, hydrotreating, suppressing methane hydrate formation and suppressing solution freezing point in pipeline operations have been disclosed, where the solution used in the operations includes an effective amount of a metal formate salt. The metal formate salt solutions have a low viscosity, have a high density, have a low metals corrosivity, are non-volatile, have a low solubility in hydrocarbons, are readily biodegradable, have a low toxicity, are non-hazardous, have a low environmental impact, have a freezing point depression property forming water/formate eutectic point mixtures, and have a water-structuring and water activity modification property..
09/11/14
20140251590

Seal support system


An apparatus and method for preventing the temperature of liquid inside a seal support system from falling below the freezing point of the liquid while maintaining substantially constant pressure inside the seal support system, includes a pressure vessel in closed loop fluid communication with a mechanical seal. The closed loop includes a feed line to the mechanical seal and a thermostatic valve for releasing liquid when the temperature of the liquid falls below a predetermined temperature.
08/14/14
20140228463

Porous polymer structures and methods and articles relating thereto


A porous polymer structure may be formed by cooling a substrate to a temperature at or below a freezing point of a monomer, wherein the monomer is capable of free-radical polymerization; exposing the substrate to an initiator and the monomer, each in a vapor phase, wherein a concentration of the monomer in the vapor phase is above a saturation pressure of the monomer; converting the initiator to a free radical; crystalizing and depositing the monomer on the substrate; and polymerizing at least some of the monomer on the substrate, thereby forming a porous polymer structure on the substrate.. .
08/14/14
20140224638

Method and desolvating flowing liquid


Methods and apparatus for desolvating flowing liquid streams while retaining temporal resolution of dissolved substrates are disclosed. A novel small-scale self-regulating spray dryer preserves temporal resolution while desolvating a liquid chromatography eluent stream and depositing the solute onto an optical surface for infrared spectrographic analysis.
08/14/14
20140224193

Antifreeze concentrate with corrosion protection and aqueous coolant composition produced therefrom


Antifreeze concentrate with corrosion protection which is suitable for coolants and heat transfer fluids and comprises freezing point-lowering liquids and also particular sulfur-comprising organic compounds, inorganic molybdate salts, inorganic phosphate salts and aliphatic, cycloaliphatic or aromatic monocarboxylic, dicarboxylic or tricarboxylic acids as corrosion inhibitors. Aqueous coolant compositions which are suitable for cooling an internal combustion engine whose cooling apparatus has been made of aluminum using a soldering process using a fluoroaluminate flux can be obtained therefrom..
08/07/14
20140220213

Method and system for treating food items with an additive and solid carbon dioxide


Embodiments of the invention generally provide methods and systems that distribute an additive in solid carbon dioxide in an interior of food processing equipment. The additive may be injected into a flow of liquid carbon dioxide upstream of an expander at or adjacent to the interior.
07/31/14
20140214138

Hybrid medical cooling pad with increased water flow area


A medical pad having a dual layer portion including a fluid circulation and containment layers and a single layer portion including the fluid circulation layer. The fluid circulation layer is for containing a first thermal-exchange fluid circulatable therethrough, with the medical pad being operable for thermal exchange between the first thermal-exchange fluid and a patient through a first side of the fluid circulation layer.
07/03/14
20140186502

Method and system for treating food items with an additive and solid carbon dioxide


Embodiments of the invention generally provide methods and systems that distribute an additive in solid carbon dioxide in an interior of food processing equipment. The additive may be injected into a flow of liquid carbon dioxide upstream of an expander at or adjacent to the interior.
06/05/14
20140154666

Erythrocyte preservation method


A method for preserving erythrocytes comprising the steps of obtaining an erythrocyte concentrate; subjecting the erythrocyte concentrate to a gas system that includes 65% to 100% by volume and optionally one or more ballast gases from 0% to 35% by volume; and, maintaining the erythrocyte concentrate that has been subjected to the gas system at a temperature that is above the freezing point of the erythrocyte concentrate and up to a temperature of about 30° c.. .
05/29/14
20140144473

Method for in-situ cleaning of compressor blades in a gas turbine engine on an aircraft and compositions


Wherein the second liquid composition, has a freezing point of −10° c. Or below and is non-aqueous and hydrophilic..
05/22/14
20140138105

Fire suppression fluid containing a carboxylate salt


An aqueous fire sprinkler fluid containing low carbon number carboxylate salts for freezing point depression is described. The salts may be used in conjunction with glycols.
05/15/14
20140134683

Method for producing acrylamide


The present invention relates to a method for producing acrylamide comprising: supplying a raw material water to a reactor, supplying acrylonitrile to the reactor, and hydrating acrylonitrile using a biocatalyst, wherein a temperature of the raw material water in the supplying step of the raw material water to the reactor is equal to or more than freezing point of the raw material water and lower than the reaction temperature by 5° c. Or more.
05/08/14
20140128517

Method for dissolving and degassing polymer, and producing porous film


A method for dissolving and degassing a polymer is described, including a dissolution/degassing step. In the dissolution/degassing step, a mixture containing the polymer and a solvent is agitated, in a pressure-reduced condition with a gauge pressure of −50 to −90 kpa and at a temperature lower than the boiling point of the solvent in the pressure-reduced condition but higher than the freezing point of the same, to dissolve the polymer and simultaneously degas the polymer solution, so as to obtain a polymer solution..
05/08/14
20140127516

Composite for preventing ice adhesion


The present invention relates to a novel composite for preventing ice adhesion. A superhydrophobic or superhydrophilic surface with a hydrophobic, low freezing point liquid adsorbed onto surface asperities results in a durable, renewable anti-icing surface.
05/01/14
20140119983

Heat transfer fluids and corrosion inhibitor formulations for use thereof


Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 90 weight percent of a freezing point depressant; 16 to 80 ppm of magnesium ions; an azole compound; an inorganic phosphate; a carboxylate; and an acrylate based polymer, wherein the heat transfer fluid concentrate has a ph of 7-9.5 and the weight ratio of acrylate based polymer to magnesium ions is 1 to 25. The heat transfer fluid concentrate can be used to make a heat transfer fluid..
05/01/14
20140119982

Heat transfer fluids and corrosion inhibitor formulations for use thereof


Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 85 weight percent of a freezing point depressant, based on the total weight of the heat transfer fluid concentrate; 50 to 2000 ppm of lithium ions; an azole compound; an inorganic phosphate; a carboxylic acid; and an acrylate based polymer, wherein the heat transfer fluid has a ph of 7.0-9.5. The heat transfer fluid concentrate can be used to make a heat transfer fluid..
04/24/14
20140109788

Liquid electrically initiated and controlled gas generator composition


A liquid electrically initiated and controlled composition comprising an oxidizer, soluble fuel additive(s), and other optional additives to enhance the chemical or ballistic properties, or a combination thereof is disclosed. The liquid composition further comprises stabilizers to enhance thermal stability, sequestrants to minimize deleterious effects of transition metal contaminants, and combustion enhancers maximizing efficiency.
04/17/14
20140102662

Thermal energy battery with enhanced heat exchange capability and modularity


This invention provides a thermal energy battery having an insulated tank contains a multitude of densely packed plastic tubes filled with a phase-change material (pcm, such as ice) that changes from solid to liquid and vice-versa. Energy is stored when the pcm transitions from liquid to solid form, and released when the pcm transitions back from solid to liquid form.
04/03/14
20140094537

Aqueous pour point depressant dispersion composition


The present invention relates to an aqueous pour point depressant dispersion composition comprising a thermoplastic polymer, preferably ethylene vinyl acetate (eva); a dispersing agent; water; optionally an aqueous freezing point depressant; and optionally a stabilizing agent wherein the volume average particle size of the dispersed thermoplastic polymer is equal to or less than 1 micrometers and a method to make and use said composition.. .
04/03/14
20140090434

Pipe diameter expansion apparatus and pipe diameter expansion method


A pipe diameter expansion apparatus includes: a hollow cylindrical member that can be placed in a pipe filled with water, and through which a heat medium having a lower temperature than a freezing point of the water flows from one end to the other end; at least two plate-like fins provided to protrude outward from the cylindrical member; and a heat insulator that is provided between the two fins, and reduces heat transmission between inside and outside the cylindrical member.. .
03/20/14
20140081515

Automotive friction assist system with improved traction


An automotive friction assist system with improved traction enables a motor vehicle to stop quickly and start easily on low friction surfaces, such as those present during icy conditions. The system operates by introducing more static friction points between the leading contact edges of wheels of a motor vehicle.
03/13/14
20140070136

Heat transfer fluids and corrosion inhibitor formulations for use thereof


Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 85 weight percent of a freezing point depressant, based on the total weight of the heat transfer fluid concentrate; 50 to 2000 ppm of lithium ions; an azole compound; an inorganic phosphate; a carboxylic acid; and an acrylate based polymer, wherein the heat transfer fluid has a ph of 7.0-9.5. The heat transfer fluid concentrate can be used to make a heat transfer fluid..
02/27/14
20140056756

Corrosion protection formulation for protection against zinc and cadmium corrosion


Corrosion protection formulation comprising (a) from 0.01 to 5% by weight of alkylamine ethoxylates as surfactant component, (b) from 0.01 to 10% by weight of corrosion inhibitors, (c) from 0 to 0.3% by weight of thickeners, (d) from 5 to <75% by weight of freezing point-lowering alcohols selected from among alkanols, glycols, polyalkylene glycols and glycerol, (e) from 5 to 90% by weight of vegetable and/or fatty oils, (f) from 0 to 5% by weight of water and (g) from 0 to 5% by weight of conventional emulsifiers. The formulation is particularly suitable for protecting zinc or zinc-plated components or surfaces or cadmium or cadmium-plated metallic surfaces against corrosion caused by runway deicing compositions used at airports..
02/13/14
20140045698

N-alkyl lactam ethers, and compositions and uses thereof


Described is a class of symmetrical and asymmetrical n-alkyl lactam ethers. One preferred ether is bis-n-ethyl pyrrolidone ether.
02/13/14
20140044631

Cold bed adsorption sulfur recovery process


A process for removing sulfur from a gas stream is provided in which a plurality of reactor units, each comprising a condenser and reactor, are selectively operable under claus reaction and cold bed adsorption conditions. The arrangement of reactor units within the plant is periodically changed following a front-middle-back sequencing scheme.
01/30/14
20140030403

Stabilized masticated frozen dessert


A process for preparing a frozen dessert having stabilized ice crystals to imitate the taste of ice cream, which process comprises: (a) providing a key ingredient, (b) adding a freeze inhibitor, in suitable amounts, and adequate sweetness to attain a stabilized starting freezing point of about 27° f. And melting point at about 17° f.; (c) adding a stabilizer in suitable amounts to create a microcrystalline ice particles; (d) rapidly freezing the mix until frozen solid at the temperature at which ice cream freezes; (e) masticating the frozen product to yield a soft serve dessert product for immediate consumption, said product having a contantometer rate significantly less than that of prior art desserts..
01/23/14
20140020716

Hose handling system and methods of use


Embodiments of the present invention include a hose handling system having a hose guide plumbed via a wash line to a fluid delivery device. The hose guide includes a pulley installed on a frame member, and a spray nozzle adapted to dispense a wash mixture.
12/05/13
20130323156

Method and sequencing-batch purification of potassium nitrate from solid waste produced by glass-strengthening process


Provided is a method and an apparatus for purifying potassium nitrate from the solid waste produced by a chemical glass-strengthening process. In the method, the solid waste is melted into a liquid waste at first.
11/07/13
20130295479

Humid stream orifice via geometry and material that is robust to becoming blocked


A component for reducing the likelihood of ice-related blockage in a fuel cell and methods for starting a fuel cell system. In one embodiment, the component is a separate insert configured with a sharp leading edge such that water droplets present in a reactant fluid that pass through an orifice in the component are conveyed away from an unstable formation at the edge to a more stable formation in an adjacent part of the component.
10/03/13
20130255306

Passive thermally regulated shipping container employing phase change material panels containing dual immiscible phase change materials


A passive thermally regulated shipping container with at least one removable pcm panel containing dual immiscible phase change materials having different freezing points.. .
09/19/13
20130240180

System and superheating and/or supercooling of liquids and use of the system and/or method


System and method for for superheating and/or supercooling of liquids and use of the system and/or method, wherein the liquid is within a capillary tube, wherein there is at least one heating and/or cooling means for heating the liquid above boiling point of the liquid at ambient pressure or cooling the liquid below freezing point of the liquid at ambient pressure, wherein the at least one heating and/or cooling means is in thermal contact with the capillary tube in an area, in which there is liquid inside the capillary tube, and wherein the capillary tube is scratch-free at its inner surface.. .
09/19/13
20130240047

Low temperature transport and storage of amine gas treatment solutions


A liquid aminoether acid gas absorbent which is subject to freezing in a cold climatic zone though which the aminoether is to be shipped is rendered freeze-resistant by mixing the aminoether with water prior to transport through the cold climatic zone; the aminoether/water mixture typically contains 10 to 40 weight percent water, based on the weight of the aminoether. The aminoether/water mixture can also be stored in the cold climatic zone without being externally maintained at a temperature above the inherent freezing point of the aminoether..
08/29/13
20130220209

Lower threshold temperature indicator device


A device for indicating that an ambient temperature has fallen to or below a predetermined lower threshold temperature. The device includes: a porous membrane having first and second spatially separate zones; a first freezable liquid infused in the porous membrane, the first freezable liquid having a freezing point corresponding to the predetermined lower threshold temperature; a second liquid for contacting the first zone of the porous membrane, the second liquid being immiscible with the first liquid; and an indicator window for indicating migration of the second liquid from the first zone to the second zone.
08/22/13
20130213952

Wireless thermostatic controller electric heating system


An electric heating system controlled with a remote thermostat. The system may incorporate wireless technology and a line voltage equipment interface sub-system.
07/04/13
20130167877

Substrate processing apparatus and substrate processing method


In a substrate processing apparatus, a liquid film of a supercooled liquid of pure water is formed on the upper surface of a substrate and then cooled with cooling gas into a frozen film. The temperature of the liquid film is lower than the freezing point of pure water, and thus the liquid film is in an easy-to-freeze state.
06/06/13
20130139527

Method for controlling a heating and air conditioning system in a vehicle


A method is provided for controlling a heating and air conditioning system in a vehicle. The evaporator of the air conditioner is switched off below a predefined external temperature threshold in order to prevent the risk of icing.
05/30/13
20130134102

Process and water purification


A process for purifying water via freezing is disclosed. The process may include: contacting an aqueous mixture with a flotation medium, wherein the flotation medium has a density greater than or equal to the density of ice or hydrate and less than the density of the aqueous mixture or concentrated brine at its freezing point; reducing the temperature of the aqueous mixture to a temperature equal to or below the freezing point of the aqueous mixture to form ice or hydrate and a concentrate; phase separating the concentrate and the flotation medium; recovering the concentrate; and recovering the ice or hydrate and flotation medium as a slurry.
05/09/13
20130116760

Cooling medical pad


A medical pad has multiple layers. A first layer is for containing a first thermal-exchange fluid circulatable therethrough, with the medical pad being operable for thermal exchange between the first thermal-exchange fluid and a patient through a first side of the first layer.
05/09/13
20130112113

Method for producing hydraulic powder


The present invention provides the production of the hydraulic powder containing c3a in an amount of 0.5 to 9.5% by weight through a step of grinding a hydraulic compound in the presence of the alkanolamine having a freezing point of not higher than 0° c.. .
05/02/13
20130109893

Fuel compositions containing an isomerized component of a single carbon number and methods of preparing the fuel compositions


Fuel compositions containing an isomerized component of a single carbon number may contain at least 97 wt. %, based on the total weight of the fuel composition, of an isomerized component consisting of aliphatic paraffin isomers all having the formula cnh2n+2, where 10≦n≦22 and n has the same value for each aliphatic paraffin isomer in the isomerized component.
04/25/13
20130099157

Coolant formulations


The technology of this invention relates to an aqueous heat transfer solution exhibiting enhanced stability as well as thermal conductivity. The solution comprises silicon oxide nanoparticles, to which a freezing point depressant may potentially be added.
04/25/13
20130098460

Process for transferring a liquid using a pump


A process to pump liquid held in a passive tank to an active tank when the active tank has a liquid level below a set point level and when the passive tank contains liquid at a temperature above the freezing point of the liquid, the active tank including a discontinuous level gauge configured to provide at least x+1 indications of the level of liquid in tank as a function of the relative position of a moving part with respect to x set point levels, x being at least equal to 2. The process includes: reading the level indication from a level gauge; starting a pump and measuring a time during which a pump transfers liquid; stopping the pump if this time is greater than a time constant, which depends on the value of the level indication, and if a next set point level is not reached..
04/25/13
20130098074

High performance refrigerator having insulated evaporator cover


A high performance refrigerator includes a cabinet with a refrigerated interior, an insulating cover separating a portion of the cabinet from the refrigerated interior, and a refrigeration fluid circuit having an evaporator located within the portion of the cabinet separated by the insulating cover from the refrigerated interior. The refrigerator also includes a controller that commands the refrigerator to perform a defrosting cycle when the evaporator coil requires defrosting.
03/28/13
20130078353

Sugar-free frozen beverage with fiber


The present invention relates generally to the field of beverages and beverage concentrates. In particular, the invention relates to a novel sugar-free beverage concentrate with fiber.
03/07/13
20130058723

Apparatus and limiting ice formation


A container adapted to be placed near a walkway or road and adapted to receive a solid ice prevention composition such as salt pellets. The container has an entrance opening and an exit opening.


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