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| Number | Title | Issue Date |
| 7195479 | Hot liner insertion/removal fixture A fixture (30) adapted to permit the heated exchange of a liner (14) from an operating vertical furnace (10). The fixture is adapted to secure to the base of the liner (14) to both unlock and lower the heated liner, such as a silicon carb... | 03/27/2007 |
| 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 |
| 7104789 | Wall structure for carbon baking furnace A carbon baking furnace having spaced-apart, hollow flue walls defining a soaking pit therebetween. Each of the flue walls is formed of refractory bricks and has a pit face facing the pit and a flue face facing an inner flue gas passage. A coating is provided on the... | 09/12/2006 |
| 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 |
| 6692249 | Hot liner insertion/removal fixture A fixture (30) adapted to permit the heated exchange of a liner (14) from an operating vertical furnace (10). The fixture is adapted to secure to the base of the liner (14) to both unlock and lower the heated liner, such as a silicon carbide liner, at an ... | 02/17/2004 |
| 6422862 | Insulation system for furnaces and kilns An insulation system for furnaces and kilns in which the number of splits between the insulation modules and the heat leaks produced at open sections caused by temperature changes are eliminated, for using in structures having: a frame including a first a... | 07/23/2002 |
| 6234790 | Refractory wall structure Refractory wall structure for a blast furnace, in particular for a metallurgical furnace, such as for example a blast furnace with a high process temperature during operation, which wall structure is subjected to a high thermal loading. The wall structure... | 05/22/2001 |
| 5873329 | Refractory lining in the transition of a gasifier to the waste heat boiler A refractory lining in the transition section of a gasifier to the waste heat boiler with claws/brackets for supporting refractory shaped bricks. Each claw is suspended on hooks in a pipe branch and is protected from overheating by cooling tubes. The refr... | 02/23/1999 |
| 5862641 | Kiln anchor An anchor for connecting refractory material to a wall or other support structure for a kiln or other vessel is disclosed. The anchor includes a first member having a section along its length that is selectively configured and has a selective cross-sectio... | 01/26/1999 |
| 5817171 | Apparatus and method for producing single crystal using Czochralski technique A puller and method for crystal growth using the Czochralski technique in which a temperature profile and a history of thermal conditions of a growing crystal is controllable with ease and a good accuracy, which puller comprises a crucible containing raw ... | 10/06/1998 |
| 5799597 | Animal carcass incinerator An incinerator and a process for the incineration of animal carcasses. The inner combustion chamber of the incinerator is lined with a high temperature fibrous insulation material and a stainless steel liner thereby permitting the temperature of the liner... | 09/01/1998 |
| 5772430 | Cooling device with panels for electric arc furnaces Cooling device with panels for arc electric furnaces, which is used in an electric melting furnace in cooperation with the vertical sidewall placed above the lower shell (11) of the furnace, the furnace comprising in its lower part one lower shell (11) to... | 06/30/1998 |
| 5704184 | Impact pad for ladles A refractory brick that has a rear portion with a geometrical concavity on one side and a corresponding convex projection on the other side, the concavity and projection being matched so that the concavity mates with the corresponding projection of a simi... | 01/06/1998 |
| 5699745 | Animal carcass incinerator An incinerator and a process for the incineration of animal carcasses. The inner combustion chamber of the incinerator is lined with a high temperature fibrous insulation material and a stainless steel liner thereby permitting the temperature of the liner... | 12/23/1997 |
| 5361557 | Offsetting interlocking tie-back assembly A brick for use in a high temperature furnace, or the like, having a body portion with at least one tongue and groove pair in at least one of the body surfaces with anchor means formed integrally with the body portion. Tie-back brick assemblies are formed... | 11/08/1994 |
| 5332116 | Ceramic fiber insulation structure with readily repairable perimeter insulation An insulation structure such as a cover provides desirable heat insulation for a heated metal container such as a ladle. The insulation structure is assembled in a manner affording ease of subsequent repair in high-wear areas of ceramic fiber insulation. ... | 07/26/1994 |
| 5299224 | Wall assembly for induction furnace A graphite block for an induction furnace in the form of a right prism formed from a plurality of plates associated along adjacent end faces parallel to the axis of the prism. Each plate includes a longitudinal recess opening into its top face adjacent a ... | 03/29/1994 |
| 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 |
| 5249959 | Device for the rapid repair of a blast-furnace plate A device repairs worn depressed surfaces around a tap hole opening in a blast furnace plate. The device includes a preformed frusto-conical member made of a refractory material that is flexible and rapidly baked. A ferrule is formed of frangible material ... | 10/05/1993 |
| 5188528 | Method and apparatus for lining the interior surface of a high temperature chamber with heat insulation material A method for forming an insulation lining of abutting modules in a high temperature chamber. The method comprises forming a modular fiber blanket surrounded by a retaining means to maintain the module in a pleated configuration. A plurality of hanger mean... | 02/23/1993 |
| 5138773 | Drying kiln for lumber having insulation A kiln for the drying of lumber utilizing panels attached to the kiln structure. The attached panels form the interior surface and the exterior surface of the kiln. The panels have a cavity for the placement of insulating material. The insulating material... | 08/18/1992 |
| 5122055 | Casing for kiln A casing for a kiln includes at least one casing unit comprising: vertical and horizontal frame members assembled according to the shape of a framework of the kiln; outer plates secured to at least one of the vertical and horziontal frame members for cove... | 06/16/1992 |
| 5088262 | Anchor system for installing and holding sheet insulation functionally in place and method of use An anchor system including a C-track and a two-pronged anchor capable of installing and holding sheet insulation material on a support surface in a compressed state is described. The method of installation utilizing the anchor system of the present invent... | 02/18/1992 |
| 5067420 | Method and apparatus for lining the interior surface of a high temperature chamber with heat insulation material An insulation lining is formed of abutting modules. Each module includes a fiber blanket surrounded by a combustible sheet of material which compresses the fibers and holds the blanket in folded position. A hanger has spaced prongs extending from a suppor... | 11/26/1991 |
| 5020992 | Shaft furnace A shaft furnace with a steel outer shell and a refractory lining inside the shell, has a sealed tap hole structure comprising a steel sleeve fitted to the outer shell, a permanent lining inside the sleeve and a refractory sealing material within said perm... | 06/04/1991 |
| 5015178 | Melting furnace A melting furnace has a supporting structure of thermostable steel, and an internal shell of common steel, serving as a contact area for the refractory lining of the furnace.... | 05/14/1991 |
| 4960379 | Process and apparatus for opening furnace tapholes To open a furnace taphole that is closed by a body of plugging material and a tapping rod the tapping rod is driven into the interior of the furnace. Because the tapping rod is driven in and not withdrawn, it is not necessary to provide a second hammer st... | 10/02/1990 |
| 4959012 | Apparatus for repairing brick/refractory in a process heater An apparatus for securing loose wall brick or refractory lining in process heaters eliminates the need for the assistance of personnel outside the heater. Also, the requirement for scaffolding outside the heater is eliminated. Brick or refractory lining o... | 09/25/1990 |
| 4920899 | Modular furnace and methods of repairing same A refractory furnace (10) is constructed to facilitate repair of worn or damaged refractory portions while the furnace is maintained at near-operating temperature. A sidewall (40) of the refractory furnace is comprised of a plurality of modular sections (... | 05/01/1990 |
| 4913652 | Pyrolytic boron nitride crucible and method for producing the same A pyrolytic boron nitride crucible is provided. The crucible contains at least five wall layers consisting of first and second wall layers. The thickness of each of the first wall layers is 5 to 100 microns and the thickness of each of the second wall lay... | 04/03/1990 |
| 4900249 | Aluminum reverberatory furnace lining A lining for use in an aluminum reverberatory furnace or the like for heating molten aluminum in a cavity which cavity is formed by a roof, sidewalls and a bottom which are to be lined with refractory materials. The lining comprises a band of hot face ref... | 02/13/1990 |
| 4854952 | Chromatography apparatus A thermal insulation liner is provided for a chromatograph oven. The liner is moulded as a single bucket-shaped component 1 from ceramic fibers, typically alumino-silicate, bound together with an inorganic binder. The heat capacity and thermal conductivit... | 08/08/1989 |
| 4850863 | Sealed insulating wall for a furnace The present device comprises an enclosing structure for a vacuum furnace hot zone. The enclosing structure, in a preferred embodiment, includes an outside wall (usually fabricated from stainless steel), and inside wall (usually fabricated from laminated g... | 07/25/1989 |
| 4846680 | Ceramic composite material and a lining for metallurgical smelting furnaces wherein a ceramic composite material is used The present invention relates to a ceramic composite material having a high thermal conductivity. The ceramic composite material consists of a network of metal fibers embedded in a ceramic material and where the network of fibers on one side of the cerami... | 07/11/1989 |
| 4823359 | Furnance having dense refractory oxide liner A refractory product is shown in the form of a dense sintered alumina-chromia, zirconia-alumina-silica, zirconia-alumina body, or zirconia-chromia-alumina having less than about 8% of homogeneously distributed closed porosity formed by sintering an intima... | 04/18/1989 |
| 4818224 | Process A process for reducing the cracking tendency and improving the strength of specified rammed plastic refractory reactor liners is described, the process comprising heating reactor liner mounted in a reactor, prior to its first use, to a temperature of from... | 04/04/1989 |
| 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 |
| 4781171 | Gas fired particulate melting apparatus and method A liquid fuel fired apparatus and method for the efficient distribution and utilization of heat in the melting of a particulate feedstock. The feedstock is preheated to an incipient softening point temperature in a vertically disposed shaft. The column of... | 11/01/1988 |
| 4774773 | Wall element for pasta dryer In a pasta dryer (1) with an insulation cladding encasing the dryer, the side parts of which cladding consist of individual convex wall elements (10) which can be braced in their edge regions against frame parts (13) of the dryer, the wall elements (10) a... | 10/04/1988 |
| 4752214 | Oven wall straightener An oven wall straightener and a method for straightening an oven wall are disclosed. An angled beam (30) is mounted in such a way that rapid heat transfer from the oven wall (10) to the vertex (35) of the angled beam (30) causes the angled beam (30) to bo... | 06/21/1988 |
