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3850227 |
PROCESS FOR IMPROVING HEAT TRANSFER EFFICIENCY AND IMPROVED HEAT TRANSFER SYSTEM
The instant disclosure teaches a process for improving heat transfer efficiency and an improved heat exchange system utilizing an improved highly corrosion resistant enhanced metal tubing...
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3839137 |
CORRUGATED FILM HAVING INCREASED STIFFNESS
Corrugated polymeric film can be stiffened in the direction transverse to corrugation lines by creating flattened, i.e., noncorrugated, narrow width lanes in that transverse direction.
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3830290 |
HEAT TRANSFER PIPE WITH LEAKAGE INDICATOR
There are provided three concentric pipes two of which have arranged thereon a series of tapered projections which contact an adjacent pipe. Said projections thus provide means for heat transfer...
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3819334 |
CATALYTIC REACTION APPARATUS FOR PURIFYING WASTE GASES CONTAINING CARBON MONOXIDE
A catalyst composition obtained by dispersing a power catalyst containing a hydrated oxide or oxides or manganese dioxide in an organic solution containing alkoxytitanate, alkoxy substituted...
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3817320 |
PASSIVE COOLER
A passive cooler arranged for three stages of cooling including an outer L-shaped member serving as two of the cooling stages and an inner member serving as the third stage of cooling at a...
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3809155 |
EROSION-CORROSION RESISTANT ALUMINUM RADIATOR CLAD TUBING
A composite aluminum article having increased resistance to erosion corrosion in aqueous environments comprising an aluminum base alloy cladding consisting essentially of 0.8 to 1.3 percent zinc,...
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3806698 |
OPERATION OF A HEATING DEVICE
A method of heating a gas in which the gas is passed through an arc maintained between a pair of electrodes while cooling the electrodes by passing cooling water in contact with the surface of the...
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3804155 |
GAS-LIQUID PERIODIC HEAT EXCHANGER
A gas-liquid periodic heat exchanger wherein evaporation of the liquid into the gas is minimized. The heat exchanger contains a rotating disc or other matrix which alternately contacts the liquid...
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3802491 |
MARINE EXHAUST SYSTEM
An exhaust assembly comprising inner and outer concentrically arranged flexible conductors held in concentric relation by spacers and fittings at the opposite ends, the fitting at one end being...
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3768291 |
METHOD OF FORMING SPIRAL RIDGES ON THE INSIDE DIAMETER OF EXTERNALLY FINNED TUBE
Helical external fins and helical internal ridges are formed simultaneously on a tube by rolling the fins up out of the tube with inclined rotating discs, and pressing the tube onto a rotatable...
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3768290 |
METHOD OF MODIFYING A FINNED TUBE FOR BOILING ENHANCEMENT
Tubing having circumferentially extending fins, either annular or helical, is modified by forming or bending the fins transversely so that the tip of each fin convolution is closely adjacent to a...
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3756040 |
CRYOGENIC REFRIGERANT EVAPORATOR-DIFFUSER
A cryogenic refrigerant evaporator-diffuser system comprising an elongated conduit into which a cryogenic liquid refrigerant is injected. A plurality of orifices are provided at predetermined...
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3753364 |
HEAT PIPE AND METHOD AND APPARATUS FOR FABRICATING SAME
A unit for recovering thermal energy which utilizes a plurality of unique heat pipes, and the method and apparatus for fabricating the heat pipes is disclosed. The heat pipes are disposed...
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3753666 |
NOBLE METALS HAVING A HIGH EMITTANCE COATING OF IRON TITANATE
A method of applying a high-emittance coating to the noble metals and intra-alloys thereof, the coating being applied by plasma arc spraying iron titanate powder on the surface of the noble metal....
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3751295 |
PLASMA ARC SPRAYED MODIFIED ALUMINA HIGH EMITTANCE COATINGS FOR NOBLE METALS
A method of applying a controlled emittance to a noble metal selected from the group including ruthenium, rhodium, palladium, osmium, iridium and platinum, and intra-alloys thereof. The coating is...
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3750745 |
HIGH HEAT FLUX HEAT PIPE
An improved heat pipe capable of conveying a greater heat flux than a conventional heat pipe is provided in practice of this invention. A heat pipe transfers heat from a heat source to a heat sink...
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3739710 |
PROCESSING KETTLE
A novel improved processing kettle is disclosed, the kettle comprising an inner hemispherical plate defining an inner lining and an outer hemispherical shell at least partially surrounding the...
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3724537 |
HEAT EXCHANGER WITH BACKED THIN TUBES
This application discloses a heat exchanger having thin lining tubes, as of plastic or metal, deformed against structural tubular backing and thermal exchange elements to provide extensive...
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3722229 |
SMOOTH SURFACE CHILLER CRYSTALLIZER
A chiller equipped with a scraper for crystallizing and separating p-xylene in a mixture of C 8 aromatic hydrocarbons including p-xylene by indirect cooling, in which the scraped surface exhibits...
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3704690 |
HIGH PRESSURE HEAT EXCHANGER FOR AMMONIA GAS SYNTHESIS PLANTS
A high pressure heat exchanger particularly useful for ammonia gas synthesis plants in which the hot recycle gas passes through an insulated guide tube and hood and then through a tubesheet having...
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3696863 |
INNER-OUTER FINNED HEAT TRANSFER TUBES
Inner-outer finned heat transfer tubes are provided for use in heat exchangers. The heat transfer tubes include a central core body surrounded by a tubular member. The central core has a plurality...
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3696861 |
HEAT TRANSFER SURFACE HAVING A HIGH BOILING HEAT TRANSFER COEFFICIENT
A heat transfer surface comprising a heat conductive base member and a plurality of spaced apart fins extending therefrom, each of said fins being bent over towards the next adjacent fin so as to...
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3684007 |
COMPOSITE STRUCTURE FOR BOILING LIQUIDS AND ITS FORMATION
A composite metal structure for boiling liquids comprising a smooth surface metal substrate and a cover sheet bonded to the substrate with sub-surface cavities and spaced restricted openings...
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3677336 |
HEAT LINK, A HEAT TRANSFER DEVICE WITH ISOLATED FLUID FLOW PATHS
A heat transfer device, defined here as a heat link, having a capillary vaporizer adjacent a heat source, transfers heat to a heat sink by vaporization and condensation of a heat transfer fluid...
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3672020 |
METHOD OF MAKING A HEAT PIPE HAVING AN EASILY CONTAMINATED INTERNAL WETTING SURFACE
A novel method of making a heat pipe having an easily contaminated internal wetting surface, comprising cleaning the surface and then coating the cleaned surface with a material that is soluble in...
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3667241 |
CONSTRUCTION OF A CHAMBER FOR COOLING HOT GASES
A construction of a chamber for cooling hot gases such as fuel gases or custion gases includes means for introducing the hot gases into the chamber in a whirling flow and into contact with a...
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3666005 |
SEGMENTED HEAT PIPE
An improved heat pipe capable of conveying a greater heat flux than a conventional heat pipe is provided in practice of this invention. A heat pipe transfers heat from a heat source to a heat sink...
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3658125 |
INTERNAL CONFIGURATION FOR A RADIAL HEAT PIPE
A radial heat pipe has a plurality of radial struts covered with capillary lining which extend from an outer cylindrical heat output wall to an inner cylindrical heat input wall to assist in...
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3654432 |
ELECTRICALLY HEATED CATALYTIC AIR PURIFIER
The invention relates to air-treatment equipment for removing impurities from the air, particularly substances having an odor or taste and bacterial spores. The equipment includes a heating...
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3653942 |
METHOD OF CONTROLLING TEMPERATURE DISTRIBUTION OF A SPACECRAFT
A method of controlling the temperature distribution of a spacecraft is provided which comprises forming on at least a portion of the external surface of the spacecraft a coating comprising metal...
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3654430 |
RAILROAD CAR THAWING DEVICE UTILIZING DISPOSABLE REFLECTOR SHEETS
A heating device for thawing railroad cars includes a heater and an elongated support for a disposable reflective member. The heater comprises a plurality of electric heating elements disposed in...
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3650005 |
METHOD FOR PRODUCING TUBE IN SHEETS
A method for producing tube in sheet is applied a pasty stop weld prepared by adding a solvent to a zinc powder or powdered zinc alloy having a purity of at least about 90 percent and kneading the...
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3630276 |
SHELL-SIDE LIQUID METAL BOILER
A shell-side liquid metal boiler including a tube and shell heat exchanger particularly suited for use in effecting a heat exchange between continuously flowing primary and secondary fluids within...
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3628923 |
METHOD OF MAKING HEADER JOINT FOR A CLAD TUBULATION
A ferrous core-forming tube is internally and externally clad with titanium. The ferrous core is chemically etched away from between the claddings for some distance from their ends so that these...
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3627029 |
METHOD AND APPARATUS FOR LOW-TEMPERATURE HEAT EXCHANGE
A method of exchanging heat between a solid and a fluid at very low temperatures comprising disposing at the interface thereof a film of material and exchanging heat through the film, the film...
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3622403 |
PRODUCTION OF METAL TUBING WITH ROUGH INNER SURFACES
Metal tubing having inner surfaces of a controlled roughness of a sand-grained type consistency are characterized by (1) the same or only a slightly higher resistance to flow, (2) a higher...
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3613779 |
APPARATUS FOR OBTAINING HIGH TRANSFER RATES IN FALLING WATER FILM EVAPORATORS AND CONDENSERS
Narrow strips of very thin hydrophobic material are arranged in parallel rows on a hydrophilic heat exchange substrate for use in fluid evaporation or condensation. Fluid rivulets of arcuate cross...
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3598180 |
HEAT TRANSFER SURFACE STRUCTURE
A heat transfer surface structure is described wherein both heat and vaporizable liquid are conveyed through a capillary material to a free vaporizing surface of the capillary material where the...
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3598177 |
CONDUIT HAVING A ZERO CONTACT ANGLE WITH AN ALKALI WORKING FLUID AND METHOD OF FORMING
A heat pipe capable of operation at temperatures above 900° C. is described characterized by an alkali metal working fluid contained within a conduit having a crystal face orientation only in...
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3586097 |
PLASMA FREEZER
A plasma freezer for use in cryoprecipitation of antihemophilic factor from whole blood. Freezing and thawing tanks may be filled with novel cassettes containing plasma filled bags, while the...
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3564200 |
ELECTRIC RADIANT HEATING PANEL
A heating system employing electromagnetic wave energy propagation to produce heat at the point of absorption of the electromagnetic waves. The system includes a radiator having a vitreous coating...
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3559729 |
THERMODYNAMIC CIRCULATORY SYSTEM APPARATUS
Thermodynamic circulatory system with a heat exchanger of high heat flux density which receives a liquid metal stream and delivers a substantially homogeneous, two-phase metallic stream. The heat...
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3548930 |
ISOTHERMAL COVER WITH THERMAL RESERVOIRS
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3547185 |
METHOD FOR PROMOTING DROPWISE CONDENSATION ON COPPER AND COPPER ALLOY CONDENSING SURFACES
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3546787 |
FLUIDIZED BED COOLER
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3546431 |
IMMERSION HEATER AND METHOD OF MAKING THE SAME
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3534555 |
LAMINAR FLOW ENHANCEMENT
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3530930 |
HEAT TRANSFER METHOD AND APPARATUS
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3527288 |
METHOD OF HEATING GASES
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3523577 |
HEAT EXCHANGE SYSTEM
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