Matches 151 - 200 out of 282 < 1 2 3 4 5 6 >
Match Document Document Title
4452233 Solar energy collector  
A solar energy collector of the kind which heats a fluid employs removable energy transfer tubes having an outer glass envelope and an evacuated space between the envelope and an inner metal tube....
4448348 Forced air flue heater device  
This device is a heat capturing, recirculating economizer ventilator, which is sheet metal and is in kit form, to be assembled by the user, for being applied to standing-fireplaces, stoves, and the...
4438807 High performance heat transfer tube  
A high performance heat transfer tube for use in an evaporator of a refrigeration system is disclosed. The tube has at least one helically extending fin convolution on its external surface and at...
4438808 Heat exchanger tube  
A spine fin heat exchanger is disclosed in which the density of the spine fins is greater along the portions of the passes within the pattern of high flow of air or the like across the heat...
4428403 Conduit having spirally wound monofilament material  
Device useful as a heat exchanger for blood or as an apparatus in which blood may be treated or reacted with selected reactants. Device comprises hollow tubing which has plastic monofilament placed...
4403385 Process of preparing a double wall heat exchanger  
A process for forming a double wall heat exchanger. A first ductile tube is placed inside of a second ductile tube. The first tube tightly fitting inside of the second tube. The first tube is the...
4402914 Apparatus for continuous production of emulsions  
A continuous throughput endless loop reactor for polymerizing monomers formed by a material conveying conduit connected in an endless loop having spaced apart raw material inlet means and polymer...
4381592 Method of producing helically wound spine fin heat exchanger  
A spine fin heat exchanger is disclosed in which the density of the spine fins is greater along the portions of the passes within the pattern of high flow of air or the like across the heat...
4360059 Tube type heat exchanger  
Elements and tube-type heat exchanger employing such elements include a hollow core and a spiral baffle formed integrally with the core and extending axially thereof. The spiral baffle includes...
4352227 Apparatus for producing a finned tube for heat transfer  
An apparatus for producing a wire fin tube for heat transfer which comprises a wire fin forming station, a fin guiding station, a wire fin delivery station, a tube feeding device and a welding...
4351389 Heat exchanger apparatus  
A heat exchanger apparatus has a center pipe and an outer pipe formed with spiralling grooves attached to the outside of the center pipe. The outer pipe grooves are pressed against the center pipe...
4348794 Double-walled finned heat transfer tube  
A double-walled finned heat transfer tube is provided for use in heat exchangers. The heat transfer tube includes an inner tube inserted within an externally finned outer tube. The assembly is...
4337824 Double wall heat exchanger  
A double wall heat exchanger for use in solar heaters and the like. An outer drawn copper tube of predetermined thickness and inside diameter is slid over a second drawn copper tube also of a...
4336642 Method of enlarging the heat exchange surface of a tubular element  
A method of enlarging the heat exchange surface of a tubular element used for guiding a medium in a heat exchanger, and the product obtained thereby.
4330036 Construction of a heat transfer wall and heat transfer pipe and method of producing heat transfer pipe  
A heat transfer wall comprises a heat transfer wall body, a number of fins integrally formed on one surface of the body, extending parallel to each other and having breaks formed therein at...
4314587 Rib design for boiler tubes  
A tubular member of the type, primarily intended for utilization in a boiler, and having rifling, i.e., ribbing, provided on the internal surfaces thereof that is operable for purposes of effecting...
4299106 Finned tubing  
The invention provides for a method of and an apparatus for manufacturing finned tubing from tubular metal fin stock in which the fin stock is in axially continuous form. There are provided at...
4290389 Once through sliding pressure steam generator  
A once through steam generator (10) for sliding pressure operation from supercritical pressure at high loads into the subcritical range at low loads, having vertical tubes (14) lining the furnace...
4287724 Air chiller/drier  
A device for cooling air to a temperature below its dew point and for separating condensed liquid from the cooled air to produce dry air is disclosed.
4286975 Chimney heat exchanger  
A heat exchanger for installation on the top of a chimney of a building includes a housing having a lower end receiving the top of the chimney and an upper end with openings permitting the escape...
4286655 Finned tube for heat exchangers  
A finned tube for heat exchangers comprises a plurality of sections adjoining to one another. The sections are of V-shape, define a central core, and are provided with arc-shaped wings. The...
4275569 Internal cooling of heat exchanger tubes  
The present invention is an apparatus and method for cooling heat exchanger tubes at controlled conditions. The apparatus comprises a housing sealingly connected to each heat exchanger tube. There...
4259771 Apparatus for producing heat transfer tube  
Apparatus for efficiently producing a wire fin tube for heat transfer which comprises fin-forming means for shaping a plurality of wires to a wavy shape, said fin-forming means including a pair of...
4258782 Heat exchanger having liquid turbulator  
A heat exchange device comprising a liquid flow tube with an inner cylinder located interiorly of the tube and a turbulator arranged generally helically around the cylinder with edgewise adjacent...
4257389 Humidifier  
A humidifier is disclosed for use with a forced air furnace in which water flowing in a coiled tube disposed in the exhaust path for waste gas from the combustion chamber is vaporized by heat...
4253519 Enhancement for film condensation apparatus  
A system for enhancing the performance of the external condensing surfaces of the vertical tubes of a film condensation heat exchanger comprising a network of enhancement elements adjacent the tube...
4248179 Internally grooved heat transfer conduit  
A heat transfer conduit is provided having a groove formed in its inner wall and a lip extending along the groove adjacent thereto. The lip and groove inhibit the formation of a vapor barrier...
4246057 Heat transfer surface and method for producing such surface  
The invention relates to improving the heat transfer properties in boiling liquids of tubes and other surfaces by applying a very porous reticulated organic foam layer in contact with the tube...
4245695 Heat transfer tube for condensation and method for manufacturing same  
A heat transfer tube for condensation easily obtainable through an additional machining process applied to a low fin tube and a method for manufacturing the same. There is formed a toothed...
4227572 Finned tubing  
Finned tubing for use in heat exchangers has tapered helical fins with serrations disposed between connecting webs. The opposed edges of the serrations, interior of the periphery, taper to a...
4224984 Finned tube useful for heat exchangers  
A length of a tubing is helically wound with a fin made of a heat-radiating strip and which is corrugated to provide a series of transverse crimps. A base is provided by flattening a portion of the...
4195688 Heat-transfer wall for condensation and method of manufacturing the same  
A heat-transfer wall kept at a low temperature so that hot vapor brought into contact with its surface condenses thereon. The surface is grooved at a fine pitch, having thin and sharply tapering...
4184544 Apparatus and method for recovering waste heat from flue gases  
A heat exchange attachment is wound around a flue pipe for heat transfer from the pipe to the surrounding atmosphere. The attachment includes a pliable elongated band of conductive material having...
4179911 Y and T-finned tubes and methods and apparatus for their making  
This invention concerns finned tubes for use in heat exchanging whereby the fins have a generally T or Y shape. There is disclosed process and apparatus for making these Y and T-finned tubes...
4179902 Hot water system and condensing unit therefor  
This invention relates to a hot water system which utilizes heat from the refrigerant of a refrigeration system to produce hot water. The utilized heat consists of the superheat of the refrigerant...
4161214 Laundry hot water supply coil assembly  
A laundry dryer source of heat for providing warm gas to dry laundry is utilized to heat water for laundry washer use, and is particularly suited for coin operated laundries. Each dryer has a gas...
4154296 Inner finned heat exchanger tube  
The present invention relates to an inner finned tube particularly suitable for use in a continuous plate-finned heat exchanger. The plate fins are spaced apart along the tube in heat exchange...
4143710 Heat transfer fin structure  
An improved heat transfer fin structure of the type normally fabricated from sheet metal and wrapped about a conduit to provide enhanced heat transfer efficiency between the conduit and a fluid in...
4138997 Solar heat collector  
An improved solar energy collector has a twisted expanded metal/bristle fin combination structure which provides improved energy absorbing efficiency, good peripheral stability, and efficient heat...
4138288 Method and apparatus for oxygenating and regulating the temperature of blood  
A blood oxygenator includes a heat exchanger wherein heat transfer fluid flows through a tube which is ribbed along its length. The tube is positioned within a chamber connected in an...
4132264 Plastic heat exchange tube  
A plastic heat exchange tube for use in combination with large dry and wet/dry type cooling towers. The tube includes a tubular center portion around which an open ended channel portion spirals...
4118944 High performance heat exchanger  
Apparatus for and a method of operating a high performance shell and tube type heat exchanger utilizing tubes having integral internal fins. A specific tube circuit configuration is selected to...
4116270 Tubular coiled heat exchanger and device for manufacturing same  
A tubular coiled heat exchanger adapted for cooling or heating of various fluids in various fields of industry. The heat exchanger comprises a shell and a core around which tubes having essentially...
4107832 Method for winding spiral fins onto oval tubing  
A method and device for producing finned heat transfer tubing of oval cross section by winding one or more continuous metal strips around the tubing in the form of spiral fins, the contact edge of...
4103408 Method for the cold working of heat exchanger tubing for the attachment of spiral fins  
A method for the cold rolling of narrow flat lands on the cylindrical surface of heat exchanger tubing, just prior to the winding onto the tubing of one or more metal strips for the production of...
4102027 Spine finned tube  
A heat exchanger tube comprising a primary tubular element for carrying a heating or cooling medium and a secondary heat transfer surface spirally wound about the tubular element. The heat transfer...
4086959 Automotive oil cooler  
Submerged oil cooler for automotive vehicles requires only two pricipal parts but can provide more heat transfer at a lower pressure drop than conventional oil coolers which utilize three principal...
4085491 Solar energy heat exchanger and method for making same  
A fluted strip of heat conducting material is spirally wound edgewise about a length of pipe and, in combination, define a heat exchanger for receiving solar energy. The lateral edges of the flutes...
4074753 Heat transfer in pool boiling  
A heat transfer surface for use in a flooded evaporator. In a preferred embodiment, a fibrous material is wrapped on the surface of a tubular heat exchange member so that the strands of material...
4044797 Heat transfer pipe  
A heat transfer pipe for use in a heat exchanger such as air conditioner, freezer and boiler, wherein grooves are formed in the inner wall surface of the pipe, which are by far finer in size than...
Matches 151 - 200 out of 282 < 1 2 3 4 5 6 >