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| Number | Title | Issue Date |
| 7284358 | Methods of manufacturing bearing brace apparatus The present invention is directed to a brace apparatus having a core member configured to absorb energy generated by seismic or other forces by undergoing plastic deformation. A buckling restraining assembly is included for maintaining the structural integrity of th... | 10/23/2007 |
| 7204878 | Refractory mixes containing condensed tannin and furfuryl alcohol, and their uses This invention relates to refractory mixes produced by mixing a refractory material with an organic binder and heating to a temperature of typically from about 50° C. to about 100° C. to form a stable composite granulate. The refractor mixes comprise a major amoun... | 04/17/2007 |
| 7182891 | Non-basic refractory compound as well as its uses This invention concerns a non-basic refractory batch as well as its use. ... | 02/27/2007 |
| 7169439 | Methods for repairing a refractory wall of a high temperature process vessel utilizing viscous fibrous refractory material Systems and methods are provided whereby pumpable viscous fibrous material may be applied onto surfaces of high temperature process vessels while hot (i.e., while at or near such vessels' high operational temperatures of several hundreds up to several thousands of d... | 01/30/2007 |
| 7073974 | Process and apparatus for highway marking A system for forming and applying a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic particl... | 07/11/2006 |
| 7056584 | Bond layer for coatings on plastic substrates An article of a plastic substrate and a bond layer of a plasma polymerized cyclosiloxane having select unsaturation and a method of forming same. ... | 06/06/2006 |
| 7052202 | Process and apparatus for highway marking A process and apparatus for forming a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic parti... | 05/30/2006 |
| 7029254 | Apparatus and method for repairing a damaged portion in a tubular member made of refractory material There are provided a shaft adapted for introduction into a tubular member made of refractory material and an expander provided on a leading edge of the shaft. The expander has both ends provided with a repairing material container and a seat plate. With the repairin... | 04/18/2006 |
| 7021913 | Method and apparatus for repairing refractory wall of furnaces An apparatus for repairing damaged refractory wall lining in a refractory lined vessel during use utilizing an insertable dispensing tool and injecting repair material under pressure therethrough. The injection tool has a plurality of radially positioned internally ... | 04/04/2006 |
| 7006076 | Dart game score board A dart game score board includes a case having a front face with two orthogonal arrays of display windows, a plurality of number keys and cancel buttons, two keypads, each having a four digit display, electronic circuitry having a microprocessor and processing firmw... | 02/28/2006 |
| 6969214 | Process and apparatus for highway marking A process and apparatus for forming a coherent refractory mass on the surface of a road wherein one or more non-combustible materials are mixed with one or more metallic combustible powders and an oxidizer, igniting the mixture so that the combustible metallic parti... | 11/29/2005 |
| 6902758 | Applicator and method for in-mold coating An in-mold applicator and method for spraying a coating on difficult-to-reach surfaces of a mold is disclosed. The applicator includes a spray head and a base portion at an oblique angle to each other. The outer dimensions of the body portion and the spray head are ... | 06/07/2005 |
| 6780351 | Vessel inspection and repair system The disclosed methods and systems for inspecting and repairing vessels include a laser used to project a laser beam into a hot furnace or vessel, a laser reader to measure a point cloud formed when the laser light reflects from the wall of the furnace, means for sel... | 08/24/2004 |
| 6746644 | Process and apparatus for curing resin-bonded refractory brick lined ladles An improved process of curing resin-bonded refractory brick lining of a ladle within a housing by heating the brick in air at an effective temperature to produce resin vapors and transferring the vapors from the ladle comprising transferring the vapors at a temperat... | 06/08/2004 |
| 6743382 | Method of installing a refractory lining A method of installing a refractory lining in a coreless or channel electric induction furnace. For installation of a refractory lining in a furnace wall, the method comprises the steps of providing a dry refractory material between a liner form placed within the fu... | 06/01/2004 |
| 6729872 | Method for protecting an SiO2 coating, and combustion device with protection A method for protecting a SiO2 coating on defining surfaces of a combustion chamber and a combustion device containing the protection. Accordingly, an additive is introduced into the combustion chamber, which increases the SiO content of the exhaust gas, ... | 05/04/2004 |
| 6645425 | Refractory batch, in particular for the production of a shaped body, and process for producing the shaped body The invention relates to a refractory batch containing at least one refractory metal oxide component, at least one binder component, such as resin or pitch, if appropriate antioxidants, at least one carbon carrier, such as soot and/or graphite, and reinfo... | 11/11/2003 |
| 6586355 | Slagline sleeve for submerged entry nozzle composition therefore An improved submerged entry nozzle is provided which is useful in the casting of aluminum killed molten steel. The nozzle has an improved slagline sleeve or collar which surrounds the outer portion of the nozzle to protect it from corrosion during the cas... | 07/01/2003 |
| 6565798 | Method of relining a vessel A method of relining a vessel that is used to carry out a direct smelting process that produces molten metal under conditions requiring molten bath temperatures of at least 1000° C. is disclosed. The vessel is of the type that has a floor that is refract... | 05/20/2003 |
| 6517341 | Method to prevent recession loss of silica and silicon-containing materials in combustion gas environments While silicon-containing ceramics or ceramic composites are prone to material loss in combustion gas environments, this invention introduces a method to prevent or greatly reduce the thickness loss by injecting directly an effective amount, generally in t... | 02/11/2003 |
| 6514312 | Steelmaking slag conditioner and method A slag conditioner for extending the life of a BOF vessel lining utilizing recycled blast furnace filter cake dewatered by contact with a hot slag; its process of production, and method of use.... | 02/04/2003 |
| 6458732 | Lightweight dry refractory A dry refractory composition having superior insulating value. The dry refractory composition also may have excellent resistance to molten metals and slags. The composition includes filler lightweight material, which may be selected from perlite, vermicul... | 10/01/2002 |
| 6455102 | Method for producing corrosion resistant refractories Silica-based refractories are impregnated with protective material that is more resistant towards attack by corrosive species. The protective material coats the surface of the refractory matrix and fills some of the cavity volume of its pores, crevices, s... | 09/24/2002 |
| 6410469 | Slagline sleeve for submerged entry nozzle and composition therefor An improved submerged entry nozzle is provided which is useful in the casting of aluminum killed molten steel. The nozzle has an improved slagline sleeve or collar which surrounds the outer portion of the nozzle to protect it from corrosion during the cas... | 06/25/2002 |
| 6375863 | Thermoplastic resin composition, production thereof, and molded article thereof A thermoplastic resin composition which comprises 100 parts by weight of thermoplastic resin as component (A) which is at least one species selected styrene resin, polycarbonate resin, and polyphenylene ether resin, and 0.5-100 parts by weigh of liquid cr... | 04/23/2002 |
| 6280664 | Method for installation of refractory material into a metallurgical vessel A method for forming a lining on the internal faces of a vessel involves installing a granular composition into a gap formed between the internal faces of the vessel and a mandrel. The granular composition is dropped into the gap in the form of a single m... | 08/28/2001 |
| 6268018 | Method of applying a non-slumping pumpable castable high purity silica composition A method of applying a castable refractory composition using a form. The refractory composition consists essentially of from about 50.0 weight percent to about 99.9 weight percent of a high purity silicon dioxide and from about 0.1 weight percent to about... | 07/31/2001 |
| 6254665 | Method for producing reduced iron agglomerates A moving hearth is formed by providing a layer of hearth material primarily composed of iron oxide on a base refractory in a reducing furnace and then sintering the hearth material so that the sintered moving hearth is not melted at an operational tempera... | 07/03/2001 |
| 6214081 | Hot repair mix comprising bisphenol as a fluidizing agent The hot repair mix according to the present invention comprises bisphenol as an auxiliary fluidizing agent in an amount of 1 to 20 weight parts and a material to form carbon bond in hot working process in an amount of 5 to 40 weight parts to 100 weight pa... | 04/10/2001 |
| 6200631 | Method for producing corrosion resistant refractories Silica-based refractories are impregnated with protective material that is more resistant towards attack by corrosive species. The protective material coats the surface of the refractory matrix and fills some of the cavity volume of its pores, crevices, s... | 03/13/2001 |
| 6156688 | Repairing material for bricks of carbonizing chamber in coke oven and repairing method A repairing material for the bricks of the carbonizing chamber in a coke oven is obtained by compounding mortar as a main component with a powder comprising 70-100 wt. % of a Co compound, Ni compound, and/or Al compound and 0-30 wt. % of at least one comp... | 12/05/2000 |
| 6153130 | Method of installing a form in a foundry furnace A spacing tool to be inserted between a form and a foundry furnace during installation of the form in the foundry furnace comprises a first longitudinally extending member to contact the foundry furnace. A second longitudinally extending member is coupled... | 11/28/2000 |
| 6117373 | Process for forming a furnace wall A monolithic refractory composition, which can be rapidly dried after being mixed with water and applied to a desired portion by casting or spraying to form a furnace wall, and which comprises refractory aggregates, a refractory powder, an aluminum alloy ... | 09/12/2000 |
| 6058859 | Refractory support device and associated method A device for supporting refractory material in a furnace environment is provided. In one embodiment, the supporting device is fabricated from individual pieces which are connected to produce a functional supporting device. The material supporting device p... | 05/09/2000 |
| 6022593 | Process for applying low-cement castable refractory material A method for placing a thixotropic low-cement castable refractory material without the necessity for forms. A low-cement castable material is mixed with a measured amount of water, then is pumped hydraulically through a hose to a nozzle assembly. Compress... | 02/08/2000 |
| 5993703 | Process for producing steel casting ladle monolithic refractory lining When the wall and bottom of a steel casting and handling ladle are provided at the same time with a refractory monolithic lining, the lining in the lower area of the wall is often damaged during intermediate repairs of the bottom. According to a new proce... | 11/30/1999 |
| 5979054 | Method of forming a sidewall for a reactor for oxidizing volatile or semi-volatile organic compounds A method of forming a sidewall for a reactor for oxidizing volatile or semi-volatile organic compounds, the sidewall being reactive with gaseous oxidation products produced by the oxidation of the volatile or semi-volatile organic compounds, includes, i) ... | 11/09/1999 |
| 5976632 | Dry process gunning of refractory castable A process for applying a refractory castable onto a surface, comprising the steps of: (a) introducing metered amounts of a clay-free, dry refractory castable into a delivery hose, the dry refractory castable having an alumina content of about 40-95%; (b) ... | 11/02/1999 |
| 5958312 | Process for the partial reconstruction of the refractory lining of the wall of steel casting ladles It was difficult until now to carry out intermediate repairs of monolithic refractory lining walls of steel casting and handling ladles when the slag area of the lining was worn before other areas. According to this new process for reconstructing the refr... | 09/28/1999 |
| 5916500 | Method of lining a blast furnace A method is provided for installing a refractory lining in a blast furnace or other metallurgical vessel. A consumable form is installed along an inner surface of an outer shell of the metallurgical vessel. The consumable form is spaced apart from the out... | 06/29/1999 |
