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7427375 |
Diffuser for an annealing furnace
A diffuser ( 24 ) for an annealing furnace has a plurality of radially extending generally and vertically oriented vanes ( 40 ) for radially directing furnace gases. The vanes have top edges ( 42 )...
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7196297 |
Process and system for thermally uniform materials processing
The present invention provides a system and method for binder removal and sintering of materials such as ceramic materials and products, LTCC intervals, solid oxide fuel cells and powder metals. A...
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7011510 |
Hot isostatic pressing apparatus and hot isostatic pressing method
A hot isostatic pressing apparatus (HIP apparatus) comprises a vertically cylindrical high-pressure vessel comprising a high-pressure cylinder 1 and upper and lower lids 2 and 3; a bottomed...
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7008210 |
Hot isostatic pressing apparatus
A treatment chamber for heating and pressing workpieces and a heat insulating structure which covers the treatment chamber sideways and from above are provided within a high-pressure vessel. Below...
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6767206 |
Arrangement and method for heating gas in a gas duct in connection with continuously operated sintering
The invention relates to an arrangement and method for heating gases in a gas circulation duct in connection with continuously operated sintering. In the sintering furnace, hot gas is fed in from...
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6715662 |
Waste energy recovery system for a controlled atmosphere system
A continuous controlled atmosphere brazing system includes a dry-off oven for driving off moisture from materials to be brazed, a pre-heat section for pre-heating the material and a brazing furnace...
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6648946 |
Process for recovering helium using an eductor
This invention is directed to a process for recovering helium. The process includes a) passing a first gas containing helium to an eductor to produce a second gas; b) passing the second gas through...
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6609907 |
Apparatus and method to control emissions of nitrogen oxide
A combustion apparatus and process for improved flue gas recirculation wherein the recirculation line penetrates into an exhaust duct, such as the exhaust stack for capturing and directing a...
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6530778 |
Condensation oven for heat treating a workpiece
A condensation oven arranged to treat a workpiece including a casing having an internal structure defining a hermetic enclosure accessible via at least one door, a heater device operable to heat...
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6514066 |
Device for hot isostatic pressing
A device in hot isostatic pressing has first, second and third pumps. The first pump is adapted to pump a cooled pressure medium emanating from a cooling loop in the pressure vessel upwardly from a...
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6511300 |
Impeller for axial flow type blower
An impeller arrangement in which adjacent blades (ventilating surfaces) are overlapped with each other as viewed in the axial direction is realized easily and cost-effectively even in a...
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6328561 |
Method for cooling a furnace, and furnace provided with a cooling device
A furnace includes a core tube that has an elongate boundary wall and is configured to accommodate wafers for processing the wafers in a treatment atmosphere. The furnace includes a cooling chamber...
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6311685 |
Heat exchanger for ovens for food cooking
The heat exchanger is particularly for ovens for food cooking comprising a radial fan, and is associated with a burner supplied by a blower. The heat exchanger has a first part of pipe into which...
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6250907 |
Device for hot-isostatic pressing of parts
A method of treating parts (34) in a treatment chamber (33) by hot-isostatic pressing with an inert gas as pressure medium and in the presence of a purifying agent (25a) for the inert gas comprises...
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6138660 |
Forced convective track oven having oval spirals
A forced convective track oven comprises a track conveyor including first and second circular spirals, the first circular spiral for conveying bakery trays and dough products upwardly and the...
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6065463 |
Forced convective track oven
A forced convective track oven comprises a track conveyor including first and second cylindrical spirals, the first cylindrical spiral for conveying bakery trays and dough products upwardly and the...
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5951281 |
Gas flow circulation type tubular heating equipment
The present invention relates to a gas recirculating tubular heating equipment which improves the heat transfer performance, reduces a heat transfer area to approximately 1/2 or under of that of a...
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5795146 |
Furnace chamber having eductor to enhance thermal processing
A furnace for thermally processing product includes one or more eductors. The eductor provides for increased circulation of atmosphere within the furnace for heat transfer or outgassing purposes....
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5772429 |
Portable oven for heating of tiles
A portable oven for simultaneous preparation of multiple floor tiles, providing an efficient means to heat the tiles so they are soft and can be cut to fit the area to be tiled, and preferably...
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5744029 |
Gas chromatography oven
A chromatography oven is described to achieve faster cool-down rates and to preferably lower the temperature difference that can be maintained between the oven temperature and ambient temperature....
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5683242 |
Oven with temperature balancing
An oven for electronics manufacturing including a heated chamber having openings at each end to the ambient environment wherein heated air is circulated by a centrally located fan to pass over...
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5601070 |
Convection oven
A convection oven having an insulated oven chamber bounded by a front access door, a floor, a ceiling, two side walls, and a rear wall. An inlet air passageway, which includes a heating element,...
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5568803 |
Relating to gaseous fuel burner assemblies and to appliances incorporating such burner assemblies
A gaseous fuel burner assembly for heating a space particularly an oven of a domestic cooking appliance comprises a gaseous fuel burner separated from the space by a baffle plate, and, also...
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5222474 |
Convection cooking oven with enhanced temperature distribution uniformity
A gas fired convection cooking oven is provided with an improved air delivery and heat exchange structure for creating within the oven's cooking chamber a recirculating flow of heated air to cook...
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H001197 |
System for and method of decontaminating toxic agents from interior contaminated surfaces of combat vehicles and like enclosures
Heat is used to decontaminate toxic agents from the interior contaminated rfaces of combat vehicles and like enclosures. The heat vaporizes the toxic agents, but does not cause heat damage to the...
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5165889 |
Gas convection oven with heat exchanger and baffles
A convection oven comprises a heating compartment, a burner for effecting combustion of gas, a heat exchanger for conducting therethrough the products of combustion of gas initiated at the burner,...
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5123832 |
Hot isostatic press
The invention relates to a device for cooling of the furnace chamber (4) in a hot isostatic press by means of devices (7, 8) for circulation of a coolant in the furnace chamber (4), the coolant...
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5035610 |
Internal heat exchange tubes for inductrial furnaces
An internal heat exchange tube for cooling work within an industrial furnace is positioned to extend within the furnace and is closed at its axial end which is inside the furnace. Within the tube...
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4974663 |
Cross-circulating method and apparatus for autoclave
A method for circulating a gas in an autoclave which comprises a pressure container (A) having a wind tunnel (7) in which moldable materials (1) are placed and the gas is circulated by a blow fan...
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4968121 |
Hermetically sealed apparatus and method for maintaining crystals at a controlled operating temperature
An apparatus for maintaining a crystal at a precisely controlled operating temperature over extended periods of time without significant thermal degradation of the crystal. The apparatus has...
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4963091 |
Method and apparatus for effecting convective heat transfer in a cylindrical, industrial heat treat furnace
A low cost, improved convective heat transfer furnace is disclosed which includes a cylindrical casing to which is attached blanket insulation and the casing is closed at its ends to define a...
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4951648 |
Conveyor oven
Infrared (IR) strip heaters are juxtaposed with convection heaters for simultaneous, independently controlled, combined radiant/convective heating in a conveyor oven. Apertured plates with portions...
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4928663 |
Enhanced air-flow convection oven
An enhanced, air-flow convection oven is disclosed, comprising an oven chamber liner circumscribed by a thermally insulated outer oven shell with a heat source in a combustion chamber between the...
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4927358 |
Apparatus for producing honeycomb panels
Apparatus for producing honeycomb panel comprising a heating chamber isolated by a wall from outer air and a plurality of drawout trays capable of being individually inserted into and withdrawn...
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4906182 |
Gas cooling system for processing furnace
A cooling system for a processing furnace provides improved cooling efficiency in a more compact arrangement than known furnace cooling systems. In the system a blower is situated within the...
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4891008 |
High temperature convection furnace
A fuel fired heat treating furnace having an imperforate inner shell for containing a work load in isolation. The shell is made of a refractory material which provides a good heat exchange from the...
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4867132 |
Gas fired convection oven with improved air delivery and heat exchange structure
A gas fired convection cooking oven is provided with an improved air delivery and heat exchange structure for creating within the oven's cooking chamber a recirculating flow of heated air to cook...
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4813398 |
Convection oven
A gas-fired convection oven comprises a cooking cavity having a centrifugal fan mounted on a rear wall thereof. A vertical shroud mounted adjacent to the fan forms a narrow heat exchanging chamber...
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4805881 |
Internal gas generator for heat treating furnace
An internal gas generator in combination with a standard heat treat furnace is provided for producing either an endothermic product gas or a purge gas. The generator includes a reaction tube...
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4770630 |
Heat treatment apparatus
A heat treatment apparatus which comprises a treatment chamber formed with heat insulating walls, a graphite heater installed in the treatment chamber, a gas supply port supplying non-oxidizing gas...
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4756680 |
Apparatus for high efficiency hot isostatic pressing
A process for high efficiency hot isostatic pressing in a hot isostatic pressing treatment for sintering or densifying a ceramic or metallic workpiece in a high temperature and high pressure gas...
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4717340 |
Debinderizer for rapidly removing binder from a green body
The disclosure relates to a system for removing binder from "green" bodies wherein debinding action takes place substantially uniformly throughout the sytem for large load as well as for small...
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4648377 |
Gas convection oven and heat exchanger therefor
A gas convection oven includes a heating chamber having a gas combustion chamber formed therein and a blower positioned within the combustion chamber for circulating air through the heating and...
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4631029 |
Baking oven with heated air distribution-II
A bakery oven, of the type employing a continuous spiral conveyor for carrying goods to be baked through an oven enclosure, employs an air distribution system to direct heated air from near the top...
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4627814 |
Continuous type atmosphere heat treating furnace
A continuous heat treating furnace for heat treating a ferrous metal work in a protective atmosphere, including a furnace separated into a charge chamber and a heat treating chamber by a partition...
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4616997 |
Ingot pusher furnace
An ingot furnace pusher furnace includes a fixed baffle assembly suspended from a furnace top wall. The baffle assembly includes a horizontal top baffle plate and a bottom baffle sheet disposed...
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4615867 |
Apparatus for cooking, dehydration and sterilization-drying of organic wastes
Apparatus for cooking-dehydration and sterilization-drying of organic wastes, comprises a chamber (1) heated by a double walled enclosure (2) that communicates with fire tubes (3), the enclosure...
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4604055 |
Lip-hung retort furnace
A fluidized bed furnace includes a furnace housing having an outer shell. A furnace base and an outer top plate are secured to the respective lower and upper ends of the housing. A vertical retort...
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4582301 |
Pass-through furnace for heat recovery in the heat treatment of aggregates of metallic articles or parts
For recovery of heat, aggregates of metallic articles through which gas can flow are carried in a succession of baskets through a preheat zone, a treatment zone and a cooling zone of a heat...
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4556043 |
Air delivery system for an impingement food preparation oven including a conical air deflector
An improved air delivery system is provided for an impingement food preparation oven including a plurality of air ducts disposed in a cooking chamber, a plenum connected to the air ducts, and a...
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