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| Number | Title | Issue Date |
| 7438004 | MgAl2O4 spinel refractory as containment liner for high-temperature alkali salt containing environments A method includes containing a high-temperature alkali salt containing environment using a refractory containment liner containing MgAl2O4 spinel. A method, includes forming a refractory brick containing MgAl2O4 spinel hav... | 10/21/2008 |
| 7040241 | Refractory brick and refractory construction A refractory brick having a plurality of segments positioned along a longitudinal axis of the refractory brick. Each segment has at least two arcuate recesses and at least two arcuate ridges. The recesses of a first segment of the segments are positioned at a radial... | 05/09/2006 |
| 6948437 | Thermal shielding brick for lining a combustion chamber wall, combustion chamber and a gas turbine A thermal shielding brick is useable for lining a combustion chamber wall. The thermal shielding brick has a hot side, which can be exposed to a hot medium a wall side located opposite the hot side, and a peripheral side that is joined to the hot side and to the wal... | 09/27/2005 |
| 6887551 | Anchoring system and snap-fit methodology for erosion resistant linings A tile anchoring system for use in reactors and other furnace like equipment which involves the use of a tile that contains various internal parts. According to the various embodiments of the present invention, the tile is formed as more than one part. In the presen... | 05/03/2005 |
| 6802269 | Alumina refractories and methods of treatment Methods for improving the strength of alumina refractory materials are disclosed. The method involves exposing the alumina material to a halogen gas. The treated materials can be used in furnaces for producing fused silica optical members. ... | 10/12/2004 |
| 6782669 | Furnace lining A lining (10) for a furnace the lining (10) having insulating material (12) attached to an inside wall (11) of the furnace, the insulating material (12) in use having a hot face (20) which faces inwardly of the furnace, and ... | 08/31/2004 |
| 6733635 | Method of repairing a coke oven buckstay and a moving device for use in such method A coke oven buckstay moving device and method which can be used to quickly, reliably, and smoothly repair buckstays compared to conventional methods and devices. The coke oven buckstay moving means includes a main car, a subcar, a frame, and securing means. The main... | 05/11/2004 |
| 6711899 | Heat shield block and use of a heat shield block in a combustion chamber The invention relates to a heat shield block, in particular for lining a combustion chamber wall, having a hot side which can be subjected to a hot medium, a wall side opposite the hot side, and a peripheral side adjoining the hot side and the wall side. A tension e... | 03/30/2004 |
| 6592961 | Brick made of refractory material A brick is made of refractory material, preferably for use in a furnace for calcining carbon bodies, wherein at least one surface of the brick that is facing towards an adjacent brick is provided with mating elements such as recesses and projections. The ... | 07/15/2003 |
| 6574991 | Pure fused silica, furnace and method An article of relatively pure silica, and a furnace and method of producing the article. The article is produced by collecting molten silica particles in a refractory furnace in which at least a portion of the refractory has been exposed to a halogen-cont... | 06/10/2003 |
| 6397765 | Wall segment for a combustion chamber and a combustion chamber A wall segment is for a combustion area to which a hot fluid can be applied. The wall segment includes a metallic supporting structure, with a heat protection element mounted on it. The metallic supporting structure is provided at least in places with a t... | 06/04/2002 |
| 6393789 | Refractory anchor A refractory anchor and method of use. The anchor is made by combining two similar sections that are clinched together to form an elongated X-shape. The bilateral symmetrical shape affords maximum anchorage of the refractory, and through-flow of the refra... | 05/28/2002 |
| 6244197 | Thermal induced cooling of industrial furnace components Chimney-like cooling passages that have opposite outlet and inlet end regions open to ambient air also have central regions that extend through heated components of industrial furnaces. The passages preferably are defined by conduits that are oriented and... | 06/12/2001 |
| 6227127 | Furnace material, heat resisting protection tube and protective member using the same sintered material A sintered material includes a polycrystalline substance of MgAl2 O4 and/or Al2 O3 ; and 3 to 90 weight percent of Cr2 O3 and/or CeO2. Furnace material, furnace wall block, high ... | 05/08/2001 |
| 6145452 | Ceramic lining An arrangement for insulating a wall of a metallic combustion chamber is disclosed. A layer of insulating material is applied to the metallic wall and a plurality of ceramic wall panels are applied over the ceramic insulation material. The wall panels are... | 11/14/2000 |
| 6126438 | Preheated fuel and oxidant combustion burner A burner apparatus comprises a conduit adapted to convey preheated oxidant and having outlet and inlet ends, and a conduit adapted to convey preheated fuel and having outlet and inlet ends. The conduit adapted to convey preheated fuel is substantially par... | 10/03/2000 |
| 6066236 | Coke oven wall with a plurality of flue cavities A coke oven wall (4) comprising a plurality of bricks (38, 42, 46, 120) laid so as to define first and second wall faces (40, 44), and plurality of flue cavities (14) extending therein characterized in that at least part of the wall is made first, second ... | 05/23/2000 |
| 6024085 | Modular fireplace The present invention encompasses a modular fireplace having a first side wall, a second side wall, and a back wall that is contiguous with the first side wall and the second side wall and defines an interior open-faced firebox region having a substantial... | 02/15/2000 |
| 5957067 | Ceramic liner In the case of a ceramic liner for combustion spaces, comprising at least one wall element (3), made of refractory structural ceramic and having at least one through-opening (6), and a fastening element (4), consisting of refractory structural ceramic, pe... | 09/28/1999 |
| 5899151 | Industrial furnace roof assembly and components thereof A high temperature industrial roof assembly having two refractory bricks with adjacent faces, opposing hanger recesses, a hanger rod extending from the recesses to the top of the assembly, the refractory bricks being held in an adjacent position by a secu... | 05/04/1999 |
| 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 |
| 5785517 | Cooling arrangements for refractory wall linings A wall lining for a furnace (10) includes a refractory layer (14) having a hot face (16) exposed to the interior of the furnace. A plurality of elements of a high thermal conductivity material (18), such as copper wires or rods, extend from the outer shel... | 07/28/1998 |
| 5733830 | Beta-alumina electrocast refractories A ଲ-alumina electrocast refractory formed of a composition of 91-95 wt. % of Al2 O3, 2.0 wt. % or less of K2 O, 4.0-7.0 wt. % of Na2 O and K2 O in total, 0.15-2.0 wt. % of BaO, SrO and CaO in to... | 03/31/1998 |
| 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 |
| 5687531 | Horizontal flue technology for carbon baking furnace The present invention relates to specially shaped structural components for use in the construction of furnaces, foundries, and similar applications. In particular, the present invention relates to an improved flue wall in a high temperature furnace. The ... | 11/18/1997 |
| 5624256 | Ceramic lining for combustion chambers In the case of a ceramic lining for combustion spaces, comprising at least one wall panel (3) of high temperature resistant structural ceramic with at least one through-opening (6) and comprising one fastening element (4) per opening (6), the fastening el... | 04/29/1997 |
| 5499477 | Carbon black refractory system A refractory system for a reactor for producing carbon black. The system comprises a plurality of refractory bricks having an elongate axis arranged to provide at least one path through which a gas can flow. The path extends substantially perpendicular to... | 03/19/1996 |
| 5423152 | Large size cast monolithic refractory repair modules and interfitting ceiling repair modules suitable for use in a coke over repair Large size cast monolithic refractory repair modules which may be used to replace existing silica bricks within a coke oven heating wall. The modules are formed from a castable refractory mix having very high dimensional stability over a wide range of tem... | 06/13/1995 |
| 5163831 | Refractory tile for a suspended furnace wall A refractory tile for a suspended wall of a glass furnace includes upper and lower horizontal faces having respective raised and depressed tongue and groove portions. The tile is adapted to be laid in overlapping or bonded courses such that the tongue and... | 11/17/1992 |
| 5107641 | Ceramic brick A weldable abrasion resistant ceramic brick is formed with spaced recesses extending angularly into the brick to undercut a surface thereof and interlock with a weldable insert having angularly extending projections mating with and insertable into the rec... | 04/28/1992 |
| 4960058 | Self-positioning refractory structure A self-positioning refractory structure having a generally cylindrical casing. A plurality of positioning refractories, a plurality of filler refractories and a plurality of wedge refractories are interlocked with respect to each other and positioned to f... | 10/02/1990 |
| 4885203 | Lightweight fired building products Brick and tile products are made from a homogeneous mixture of low grade in expensive ceramic microspheres and clay or other binding agent. The microspheres have an axial oxide content under 6 percent by weight and a melting point in excess of the tempera... | 12/05/1989 |
| 4881348 | Ceramic brick An undeformed weldable insert is inserted into an undercut recess opening at an inner face of an abrasion resistant ceramic brick and thereafter deformed into the undercut and interlocked with the brick. The insert is then welded to a substrate either by ... | 11/21/1989 |
| 4809645 | Device for shielding boiler baffles, in particular for refuse incinerator furnaces, and a method for the constructon of said device Vertical tubes joined to each other by means of welded coupling fins and forming boiler baffles for refuse incinerators are placed between refractory bricks and provided with vertical auxiliary anchoring fins which make an angle of 30° to 60° with the p... | 03/07/1989 |
| 4803933 | Refractory brick having an increased insulating value A refractory brick includes at least one insulation insert located on the cold face of the brick. Heat reflective means is provided on the surface of the insert disposed parallel to the cold face of the brick to reduce the amount of heat radiated through ... | 02/14/1989 |
| 4779548 | Incineration apparatus with improved wall configuration An incineration apparatus is provided, preferably of the thermal heat regeneration type, in which noxious or other gases are passed to an incineration chamber, to be burnt at a sufficiently high temperature that they are disposed of, and in doing so, pass... | 10/25/1988 |
| 4773356 | Lining a furnace with a refractory material A cyclone furnace for a pulverized fuel boiler comprises a casing enclosing a cage of water tubes and having studs extending inwardly from each of the water tubes. Refractory tiles line the inside of the furnace, each fitted over a stud and secured in pla... | 09/27/1988 |
| 4768447 | Fire-brick for refractory protection walls of ovens, furnaces and combustion chambers A method of building refractory protection walls of furnaces, ovens or combustion chambers, notably but not exclusively for boilers for incinerating garbage and refuse, is proposed for protecting the hearth walls by means of a refractory wall (4) consisti... | 09/06/1988 |
| 4763584 | Means of attaching refractory to a furnace wall A furnace water cooled tube wall portion (10) is separated from heated gasses by cast refractory material (12). A metal isolation plate (14) against the tubes (18) separates the tubes from the refractory material (12) and has projecting elongated anchors ... | 08/16/1988 |
| 4716857 | Furnace wall comprising feed nozzles molded in two complementary parts A fluid, especially secondary air, feed nozzle of an incinerator furnace, in accordance with the invention, is made in two complementary recessed parts (11, 12). These parts are molded from refractory material (silicon carbide, for example) and assembled ... | 01/05/1988 |
