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| Number | Title | Issue Date |
| 7850449 | Heat treatment equipment In an embodiment, heat treatment equipment comprises a process tube, an exhaust duct connected to the process tube, and, during operation, exhausting gases present within the process tube. The heat treatment equipment also comprises a hollow pressure control member ... | 12/14/2010 |
| 7416406 | Furnace framework system with expansion joint Aspects of this invention include a furnace framework system which includes a framework with a first end piece, a second end piece and inter-connecting structural members operatively connecting the first end piece with the second end piece, with a combustion chamber... | 08/26/2008 |
| 7216464 | Modular oven wall panel assembly A modular oven, such as a batch process oven, includes a standardized set of self supporting, interconnectable panels which, when assembled, from a self-supporting heat containment shell, free of added structural support members. The present invention is also direct... | 05/15/2007 |
| 7134397 | System for applying vertical compressive force to furnace walls A binding system for applying a vertical compressive force to the refractory walls of a rectangular or circular furnace comprises a compressive member engaging a laterally extending surface of the furnace wall and a support member to which the compressive member is ... | 11/14/2006 |
| 7086857 | Use of thermal insulation for noise abatement In a residential furnace having a layered insulation material on the inner walls of the heat exchanger compartment, the inner aluminum foil layer has a plurality of holes formed therein in order to allow for the outer layer to absorb the sound within the heat exchan... | 08/08/2006 |
| 7086856 | Carbon baking furnace A carbon baking furnace comprising a refractory lined kiln defining a baking path, further comprising a means for substantially continuously receiving green carbon articles, means for packing said green carbon articles in a sacrificial medium, a means for substantia... | 08/08/2006 |
| 7037106 | Apparatus for uniform flow distribution of gas in processing equipment A uniform flow control system for processing equipment with a plurality of work pieces located within the processing equipment, including a gas circulating device that circulates gas, a work chamber that can accommodate the plurality of work pieces and an expansion ... | 05/02/2006 |
| 6905332 | Modular oven, panel assembly and method of assembling the same A modular oven, such as a batch process oven, having a standardized set of self supporting, interconnectable panels which, when assembled, from a self-supporting heat containment shell, free of added structural support members. Also described are the self-supporting... | 06/14/2005 |
| 6840766 | Refractory vessel and lining therefor A refractory vessel that can be used as a gasifier for black liquor includes a generally cylindrical metal shell having a dome. A refractory shell has a cylindrical portion spaced inwardly from the metal shell and a dome portion that is spaced inwardly from the meta... | 01/11/2005 |
| 6769908 | Wafer heat-treatment system and wafer heat-treatment method A wafer heat-treatment system for processing a wafer by a high-temperature heat-treatment process and cooling the heat-treated wafer, comprises walls surrounding a closed space placing the wafer and having a hollow sealing a gas therein, and a pressure-regulating un... | 08/03/2004 |
| 6725787 | Refractory vessel and lining therefor A refractory vessel that can be used as a gasifier for black liquor includes a generally cylindrical metal shell having a dome. A refractory shell has a cylindrical portion spaced inwardly from the metal shell and a dome portion that is spaced inwardly from the meta... | 04/27/2004 |
| 6540510 | Hemispherical dome for refractory vessel A refractory vessel comprising a metal shell having a generally cylindrical portion and an upper hemispherical dome. A refractory liner has a cylindrical portion spaced inwardly from the cylindrical portion of the metal shell and a hemispherical portion s... | 04/01/2003 |
| 6368102 | High-temperature, non-catalytic, infrared heater A high-temperature, non-catalytic, infrared heater is formed within a housing having a bottom and at least one side lined with a refractory material. The burner includes a burner surface area and is positioned within the housing. A re-radiating surface is... | 04/09/2002 |
| 6286442 | Support device for furnace A support device for a furnace, particularly the bottom furnace of a flash smelting furnace, includes a fastening device flexibly connecting a pillar element to a support structure. The pillar element includes a support part having a slot for receiving a ... | 09/11/2001 |
| 6074206 | Industrial oven with bi-directional expansion joints An industrial oven uses bi-directional expansion joints to accommodate lateral and longitudinal movement intersecting support beams of the oven's structural framework resulting from expansion of the support beams, the supported beams, and/or other oven co... | 06/13/2000 |
| 6055977 | Windows or the like of heaters, these windows or the like being equipped with an expansion compensation device, and device for this purpose Disclosed is a window construction for a heater, which generally has a frame and at least one panel fitted on the frame. The frame and the at least one panel are usually made of different materials having different expansion coefficients. An expansion com... | 05/02/2000 |
| 5913678 | Arrangement for sealing combustion-chamber bricks In an arrangement for sealing combustion-chamber bricks (8) which are force-cooled in a convective manner, the bricks (8) being arranged in at least two brick rows (6) in accordance with of an increasing combustion-space diameter and being put into suppor... | 06/22/1999 |
| 5910006 | Kiln lid mounting assembly An assembly for use in mounting a lid on a kiln body. An anchor member is mounted on a side surface of the kiln body defined by a metal outer layer of the body, which anchor member has a horizontal pivot pin fixed adjacent its upper end. Spaced hinge port... | 06/08/1999 |
| 5840436 | Spalling-resistant, creep-resistant and oxidation-resistant setters A rectangular spalling-resistant refractory setter for use in heating furnace, which is made of a material having a bending strength of 1,000 kgf/cm2 or higher at 1,000-1,300° C. and which has slits extending from each of at least one pair of ... | 11/24/1998 |
| 5704301 | Rotary combustor and spring assembly therefor Rotary combustor and spring assembly therefor. The combustor includes a tire surrounding a kiln and a spring assembly interposed between the tire and kiln for interconnecting the tire and kiln. The spring assembly includes a clevis member attached to the ... | 01/06/1998 |
| 5429176 | Thermal radiation baffle for apparatus for use in directional solidification A thermal radiation baffle for apparatus for use in directional solidification of crystalline material, to be mounted at one end of a furnace, and to allow a mould containing the material in molten form to pass through, has at least one clamped layer of i... | 07/04/1995 |
| 5366596 | Dry thermal processor The processor is of the type incorporating horizontal, concentric, co-extensive inner and outer tubular members which rotate together. The processor is modified in the following respects: The front end of the inner tubular member is circumferentially corrugate... | 11/22/1994 |
| 5290189 | High temperature industrial heat treat furnace Modifications are provided to a standard, batch type industrial heat treat furnace of a hot wall design which permit the furnace to be operated efficiently at high temperatures. The furnace is of a cylindrical design having a forward heat treat chamber an... | 03/01/1994 |
| 5277580 | Wall construction system for refractory furnaces An improved wall construction system for refractory furnaces is disclosed. The system includes an outer support structure into which are incorporated a plurality of connecting pin receiving sleeves or apertures. The system further includes a plurality of ... | 01/11/1994 |
| 5259758 | Industrial oven with expandable surfaces An industrial oven has insulated walls and insulated doors each including an inner shell connected to an outer shell by a plurality of pins extending through oversized holes in sheet metal plates forming the inner shell. The metal plates are simple metal ... | 11/09/1993 |
| 5258101 | Pyrolytic conversion system A pyrolytic converter utilizing a rotatable drum surrounded by an outer drum support structure and disposed in an oven chamber pyrolyzes materials including plastic waste, tires, materials from automobile shredding operations, containers and trays of plas... | 11/02/1993 |
| 5254001 | Hot replaceable tuckstones for industrial furnaces A tuckstone assembly (14) for an industrial type furnace (10) fills a space between a wall of the furnace and a supporting member (19) that supports the furnace superstructure. The tuckstone assembly (14) has a support block (26) having a sloped upper sur... | 10/19/1993 |
| 5172848 | Method and apparatus for convection brazing of aluminum heat exchangers A convection braze furnace for brazing aluminum heat exchangers in an inert gas rich atmosphere includes entrance and exit vestibules forming atmosphere barriers of suspended stainless steel strips. The interior of the braze furnace is divided into multip... | 12/22/1992 |
| 5172847 | Method and apparatus for convection brazing of aluminum heat exchangers A convection braze furnace for brazing aluminum heat exchangers in an inert gas rich atmosphere includes entrance and exit vestibules forming atmosphere barriers of suspended stainless steel strips. The interior of the braze furnace is divided into multip... | 12/22/1992 |
| 5169310 | Hermetic package for an electronic device and method of manufacturing same A hermetic package for an electronic device is manufactured by providing a green glass ceramic body with a green via to produce a workpiece. The workpiece is sintered at a temperature at or above 500° C., while compressing the workpiece at a pressure at... | 12/08/1992 |
| 5136860 | Chamber for the continuous treatment of filaments In order to be able to operate chambers for the continuous fluid treatment of textile yarns and which comprise several chamber parts with an improved sealing effect, even at elevated pressures and temperatures when aggressive fluids are used, one or both ... | 08/11/1992 |
| 4997366 | Rear wall construction for burn-in environmental systems A rear module wall before a burn-in system that provides burn-in boards for electronic components to permit passing connections through slots while maintaining a good heat seal. The module rear wall is a sandwich type construction of a plurality of layers... | 03/05/1991 |
| 4968009 | Cooling device for a high temperature, high pressure vessel A cooling device for a high pressure vessel which is simple in construction and high in safety and has a high cooling faculty without the necessity of changing a design of the high pressure vessel. The cooling device has a cylindrical cooling medium jacke... | 11/06/1990 |
| 4953480 | Rotary waterwall combustor with improved tire attachment An improved attachment for positioning a rotary waterwall combustor within a tire so it rotational axis is fixed and the rotary waterwall combustor, the tire and the attachment linkage are free to expand independently without inducing stresses due to diff... | 09/04/1990 |
| 4941647 | Protective lining for aluminum refining vessel A refractory sheet member is positioned in a cut-out portion of graphite side and end plates of an aluminum holding and refining vessel to create an effective barrier to the flow of molten aluminum through the channel formed upon the pulling of the plates... | 07/17/1990 |
| 4929179 | Roof structure A roof structure has a plurality of layers of heat resistant material, at least a first of the layers including a first brick layer, at least a second of the layers above the first of the layers including a heat resistant compound, and the heat resistant ... | 05/29/1990 |
| 4923397 | Flat separation floor between two superposed chambers in kilns, in particular roller-hearth kilns for ceramic tiles A floor which comprises a plurality of structural elements (10) of elongated parallelepiped shape with their longitudinal axis disposed horizontally. The structural elements are disposed adjacent to each other to form a flat horizontal structure supported... | 05/08/1990 |
| 4818152 | Apparatus for conveying hot finely divided material A fluidizing gravity conveyor for hot particulate material which includes a heat resistant plate having a plurality of holes for receiving bubble caps or nozzles to disperse air flow from a lower plenum chamber to the upper material chamber. The upper mat... | 04/04/1989 |
| 4764108 | Modular oven An oven construction in which an elongated oven assembly is provided by manufacturing a plurality of oven modules at a factory location and then shipping the modules to the usage site where they are assembled together in end-to-end fashion to form the fin... | 08/16/1988 |
| 4732652 | Clamping system for coke oven heating walls A clamping system for preventing detrimental tensile and shearing stresses in heating walls used for example as partitions in industrial furnaces, comprises clamping plates adjoining opposite end faces of a heating wall plate, yoke-shape beams facing each... | 03/22/1988 |
