Abstract: An assembly and method are provided for securing masonry or other product to a wall without mortar. The assembly comprises a masonry or other product having a front face, an opposed rear face, and a bore positioned in a central area of the rear face. The bore is dimensioned to releasably receive a fastener therein. The assembly further provides a bracket having an aperture for receiving the fastener therethrough, the bracket configured to be securable to the wall, the fastener securing the masonry product to the bracket when the fastener is directed through the aperture in the bracket and into the bore.

Abstract: An anchor assembly for anchoring refractory materials is disclosed for use in high tension stress applications. The anchor assembly includes at least one elongated plate having expansion slots formed along one edge of the elongated plate and semi-circular recessed formed along an opposing edge of the plate.

Abstract: A high temperature industrial furnace roof system having first and second spaced apart hanger brick rows with a filler row disposed therebetween and a cable system including a plurality of electrical cables. The filler row includes a plurality of filler elements having at least one removable heating module with a heat source. The cable system operatively connects the heat source with a power source and permits the removable heating module to be removed from the respective filler element while the respective heat source remains operatively connected with the power source.

Abstract: Retainers for holding a refractory ceramic fiber insulation layer in a furnace, kiln, or forge are in the form of ceramic tile members is formed with an array of small hook structures on an inward-facing surface, which serves as the hook component of a hook-and-loop fastening system. The ceramic fibers of the insulating layer serve as the “loop” component. The tile members may be formed in a RAM press, or the hook structure can be formed using a slurry spread with refractory grains or particles.

Abstract: A reversible jamb block for a furnace, oven or kiln, having an attachment side adapted to removably attach to the first side of a doorway for the furnace, oven or kiln, and adapted to removably attach to the second side of the doorway, such that one face of the jamb block is directed away from the furnace when the attachment side of the jamb block is attached to the first side of the doorway, and a second face opposite the first face, is directed away from the furnace when the attachment side of the jamb block is attached to the second side of the doorway.

Abstract: This invention relates to an industrial furnace roof filler element to allow replacement of a failed heat source during operation. The filler element can include a lower portion, a module, an aperture, a protuberance, a bore and/or a heat source. This invention also relates to a method of operation for an industrial furnace wherein a failed heat source is replaced during operation of the industrial furnace.

Abstract: A high temperature industrial furnace roof system having first and second spaced apart hanger brick rows with a filler row disposed therebetween and a cable system including a plurality of electrical cables. The filler row includes a plurality of filler elements having at least one removable heating module with a heat source. The cable system operatively connects the heat source with a power source and permits the removable heating module to be removed from the respective filler element while the respective heat source remains operatively connected with the power source.

Abstract: This invention relates to an apparatus and a method for at least partially isolating a zone of an industrial furnace. The apparatus includes a hanger block and a hanger clamp. The method includes removably mounting a hanger block with respect to a furnace structure. A hanger clamp is engaged with the hanger block. A curtain structure is mounted in the hanger block, and the hanger clamp is mounted to an adjustable support or mechanism.

Abstract: This invention relates to an industrial furnace roof filler element to allow replacement of a failed heat source during operation. The filler element can include a lower portion, a module, an aperture, a protuberance, a bore and/or a heat source. This invention also relates to a method of operation for an industrial furnace wherein a failed heat source is replaced during operation of the industrial furnace.

Abstract: 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 present invention, various techniques and parts are used to anchor tiles to surfaces wherein the various parts and the tiles themselves “snap” into place with one another and/or with an existing hexmetal mesh structure.

Abstract: 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 car is used when repairing pillered buckstays that support oven walls of the coke oven, and moves on a coke side platform or a machine side platform. The subcar is placed on the main car, and can freely move forward and backward in a direction of a lengthwise direction of the coke oven. The frame is provided in a standing manner on the subcar. The securing members are mounted to the frame and are used to grasp and secure the buckstays. According to the method, a damaged portion of the buckstay is secured to the subcar, cut, and then removed. Reversing the steps, a replacement buckstay is secured to the subcar, moved into position, and welded into place. The subcar is detached, and the oven repaired.

Abstract: A refractory ceramic plate and an accompanying wall structure for an incinerator, such as a garbage incinerator. The refractory ceramic plate has at least two recesses arranged on a main surface of the plate, wherein a blind hole runs from each recess to the interior of the plate. The wall structure features a furnace wall, in which numerous pipes spaced apart from each other, through which a fluid can flow, are arranged. Anchors are secured to sections of the furnace wall with one end, and project essentially perpendicularly from the furnace wall. A hollow space is formed between the furnace wall and the refractory ceramic plates spaced parallel apart from the furnace wall. Joints are formed between boundary regions of the refractory ceramic plates on main surfaces thereof, facing the furnace wall. The anchors lie in the joints, with free ends embedded in a heat-resistant filling. A heat-resistant, deformable compensating layer is provided in the joint area between adjacent plates.

Abstract: A refractory hanger brick for high temperature industrial furnace roof construction having an elongated upwardly extending refractory portion having a generally rectangular cross section and a lower refractory base portion having a generally rectangular lower face, each side of the base portion having a base length greater than a corresponding side of the elongated upwardly extending refractory portion so as to provide support for insulating material and/or adjacent filler bricks. The upper end of the elongated upwardly extending refractory portion distal from the lower refractory base portion forms a hanger recess along opposite sides of the upper end. At least one generally laterally extending lug is disposed above each of the hanger recesses to retain the hanger in a fixed position and to provide at least one hanger position along the upper end opposite sides.

Abstract: 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 provides an inverted channel-shaped base member structurally interengaged with a C-shaped member to provide support to material loads in an industrial setting. The C-shaped member has a pair of generally upwardly and inwardly projecting engagement flanges which provide interconnection with the base member. The base member has a pair of generally downwardly and inwardly projecting base flanges which provide support for refractory material. In another embodiment, interengagement between the C-shaped member and the base member may be further secured by conventional mechanical fastening apparatus and methods. A method of employing the above-described device and a method for using multiple supporting devices with one or more structural members are also disclosed.

Abstract: 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 securing device, a hanger rod with a locking mechanism at one end and a hook at the other end, a hanger having opposed refractory engaging projections adapted to engage the hanger recesses, a hanger rod hole allowing free rotation about the hanger rod end above the locking mechanism, and a locking mechanism engagement recess which when engaged with the locking mechanism prevents rotation of the hanger rod in relation to the hanger at 90 degree increments and provides that depression of the one end of the hanger rod into the locking mechanism engagement recess permits rotation of the hanger rod with respect to the hanger. The locking mechanism comprises opposing tabs.

Abstract: A furnace for melting vitrifiable materials having a compartment (1) for the melting/refining of the glass and which is provided in its upstream part with at least one opening (12) to be supplied with vitrifiable materials (10) with the aid of a charging device positioned facing and in the downstream part a discharge opening (17) for the molten glass issuing into one or more successive, downstream compartments (18, 19) for leading the molten glass to the forming zone. The melting of the vitrifiable materials takes place in the melting/refining compartment (1) essentially via a plurality of burners (16) with an oxidizer constituted by oxygen. It is designed to operate without any air introduction into the melting/refining compartment (1) coming from the downstream compartment or compartments.

Abstract: 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 groove portions of a tile overlap and matingly engage the tongue and groove portions of two tiles in a subjacent course of tiles. Each tile also includes vertical side edges having mating ridges and grooves. Each of the tiles further includes a neck portion outwardly extending from a cold face edge thereof. The neck portion defines open spaces between adjacent tiles for insertion of insulation batts therein. The horizontal faces of the tiles also have slots formed therein for engagement with one of the hanger members. The slots have one of a transverse T-portion or a recessed portion formed therein and spaced inwardly from the cold face of the tile which are adapted to engage the hangers.

Abstract: A combustor shield assembly is provided wherein a plurality of ceramic tiles are mounted on a ceramic support panel, which panel has a plurality of keyhole-shaped apertures therethrough to receive a plurality of ceramic tiles, each of which has a knob upstanding on a neck from the base or shield of such tile, each of the knobs being sized to fit through the larger end of the apertures, but not the smaller end thereof to provide a bearing and support surface for such knob and thus for the tiles. An apertured retaining panel is provided, having apertures slightly larger than the knobs, which panel is positioned over the top of the support panel with the apertures thereof around the respective knobs to secure the tiles in place in the support panel. A plurality of the so-assembled tiles on their respective support panel are mounted in spaced overlapping layers to a combustor liner so as to mount the tiles before the liner as a heat shield therefor.

Abstract: A heat shield configuration for structures carrying hot fluid, especially metal components of gas turbine systems and combustion chambers, includes adjacent mushroom-shaped ceramic material heat shield elements being mutually spaced apart defining expansion gaps therebetween, each of the heat shield elements having a surface-covering polygonal cap portion being flat or curved with straight or curved outer edges and a shank portion with an end facing away from the cap portion, the ends of the shank portions having beads formed thereon. A support structure on which the heat shield elements are anchored at a distance defines a space between the support structure and the heat shield elements to be subjected to fluid through channels formed in the support structure. Clamps secure the beads to the support structure and additional devices are provided for supporting the heat shield elements against the support structure.

Abstract: A suspended back wall for a high temperature furnace including a plurality of spaced-apart, vertically extending columns having upper portions supported between spaced girder members to bear loading while permitting lateral thermal expansive and contractive movement of the upper portions of the columns. Lower end portions of the columns are attached to a main support beam which horizontally traverses the width of the suspended wall. A plurality of interlocking refractory tiles are secured on the vertical columns by cast metal hangers. A plurality of insulation slabs or batts are inserted in specially formed pockets between adjacent refractory tiles and columns at a rear face thereof. An air chamber is formed along the rear of the vertical columns and an air duct is provided along the bottom thereof to supply a regulated forced air flow to the air chamber.

Abstract: A system for protecting a heat-recovery boiler screen, in particular for waste incineration furnaces, said screen being formed by vertical tubes (1, 2) interconnected by welded fixing fins (3, 4, 5) disposed in cavities in refractory bricks (7) and provided with hooking means for refractory bricks. The screen includes windows (6) going through the fixing fins, each brick is provided with at least one hooking lug (8) whose axis is at an angle to the horizontal such that each brick is held suspended by its own weight in one or more windows of the corresponding screen, and the gaps remaining between the bricks, their hooking lugs, and the screen are filled with a refractory cement (9).

Abstract: A locking system is provided for preferably locating ceramic tiles in furnace throats in which locking member engages in a recess in the rear surface of the tiles the other end being attached to part of the throat the head of the locking member and shaping of the recess permitting angling of the locking member in relation to the tile. This permits greater fiexibility in mounting the tiles in the throat.

Abstract: S-bar refractory anchors having at least one elliptical tab formed in the main body section are resistant to stress cracking.

Abstract: A high temperature furnace curved nose construction having refractories suspended from a support structure wherein a combination of radial filler refractories and rectangular filler refractories are supported by rectangular hanger refractories. Each radial filler refractory is supported by radially adjacent rectangular filler and/or rectangular hanger refractories. Each radial filler refractory has opposed converging tread sides while each rectangular filler refractory and rectangular hanger refractory have four tread sides. The tread sides of a radial filler refractory mates with the tread sides of a rectangular filler refractory or a rectangular hanger refractory. Any combination of at least one rectangular hanger refractory, at least one rectangular filler refractory and at least one radial filler refractories mate by their tread sides to form at least a section of the curved nose construction.

Abstract: A refractory support device comprising two elongated members pivotally connected at one end and adapted to be attached to shaped connecting surfaces, and an insulated structure comprising connecting surfaces having the support devices attached thereto and having refractory material covering the surfaces and surrounding the support devices.

Abstract: A ceramic fiber insulation module is now provided from ceramic fiber units of finite length. The formation of the module can be initiated by folding an individual ceramic fiber strip or blanket, which is in unfolded condition, in a manner doubling the ends over on themselves. Then the double-over ends are folded up towards each other. As a result, the module, in cutaway, may be described as a "B-fold". The module presents an unbroken blanket surface for the hotface. The module also lends itself to fastening by cross-tying, between adjacent modules, to a backing member. Cross-tying can provide joint compression at the through joints which occur between modules.

Abstract: 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.degree. to 60.degree. with the plane of the coupling fins and are interrupted at intervals over vertical sections of the tubes. One portion of the bricks is provided with vertical recesses corresponding to the auxiliary fins over a fraction of their height from the bottom and the other portion of the bricks is provided with vertical recesses up to their full height. The bricks of the first portion are anchored to the top portion of the auxiliary fins and the bricks of the other portion are engaged on these fins above a brick of the first portion.

Abstract: Metal refractory anchors impregnated with special corrosion resistant material are provided to minimize erosion and corrosion as well as to increase the useful life of refractory linings in reactors, transfer lines, regenerators, and other vessels. In one embodiment, the refractory anchor has an S-shaped crossbar with reverse bent opposite ends. In another embodiment, the refractory anchor has a C-shaped crossbar with symmetrical arcuate ends.

Abstract: A ceramic material firing furnace, wherein heat is supplied through perforated plates provided on the furnace crown and furnace channel slabs. The plates have an upper face and lower face interconnected by ribs, and are supported by silicon carbide beams.

Abstract: A refractory brick panel module and suspended roof construction for high temperature furnaces wherein the panel module has a refractory support frame of at least two substantially parallel support members with at least one end of the support members having extension and retraction means forming an extendable and retractable refractory support frame end portion. The refractory support frame end portion in retracted position allows passage of the refractory support frame between adjacent roof support beams and in extended position provides refractory brick suspension beneath the roof support beams to a proximity to adjacent roof panel modules. The extendable and retractable refractory support frame allows great flexibility in modular suspended roof construction, providing easy repair of either entire modules or replacement of a relatively small number of refractory bricks from the cold side of the furnace roof.

Abstract: A suspended nose construction for high temperature furnaces providing refractory replacement from the cold side of the refractory has a plurality of wedge-shaped refractories arranged to form a wedge row along the length of the nose adjacent, on at least one side, a plurality of rectangular-shaped refractories arranged to form a straight row along the length of the nose. The converging sides of the wedge-shaped refractories converge toward the cold side of the refractory. Both the wedge refractories and the rectangular refractories are suspended in pairs by suspension means from an exterior support structure, the suspension means and support structure providing space allowing removal of the refractories in pairs from the cold side of the nose construction. The suspended nose construction according to this invention provides for removal and replacement of a small number of refractories in the nose without disturbing the major portion of the nose construction.

Abstract: The inner wall of a combustion chamber is composed of a plurality of ceramic plates which are suspended from the outer wall of the chamber by being hooked over mounting portions of the outer wall; this eliminates the need for screws, bolts, welds or the like and facilitates mounting and dismounting of the plates. The plates define with the outer wall a clearance into which cold air is admitted; the upper and lower edges of adjacent plates define with one another respective air gaps communicating with this clearance so that air streams enter the combustion space through these gaps. These air streams prevent the deposition of ash and other contaminants on the inner surfaces of the plates.

Abstract: A suspended roof construction for industrial furnaces is disclosed having carrier bricks of generally rectangular configuration with a hanger recess in one side and shoulder means extending from the upper portion of sides adjacent the hanger recess for support of filler bricks. Thus, a single hanger suspends two carrier bricks which in turn support four filler bricks. Such assemblies of bricks may be fabricated into panel units which provide telescoping tubes on at least one end of hanger tubes for suspension of end bricks between adjacent panel modules. The telescoping tubes may be retracted, the panel unit lowered into place between the structural frame of the furnace roof, the telescoping tubes extended and filler bricks hung from cross bars at each end of the panel unit to fill the spaces between adjacent panels.

Abstract: An anchor tile hanger for anchoring refractory brick to the roof of a furnace structure is comprised of a pair of vertically spaced apart plates having aligned cutouts in the upper edges which cutouts are adapted to engage the lower horizontal portion of a suspended I-beam. Attached to each of the ends of the vertically aligned plates are a pair of U-shaped rods each having a bight portion turned inwardly and facing one other which are adapted to engage and anchor the refractory tile or brick. The cutouts in the vertical disposed plates include overhang portions for positioning the tile hanger about the lower horizontal portions of the I-beam and clearance areas which facilitate assembly and insection of the tile hanger about the lower horizontal portion of the I-beam.

Abstract: Bottom blown metallurgical vessels using oxygen having a brick assembly which is secured together by metal anchors.

Abstract: An industrial furnace with insulating walls comprising side-by-side pre-formed panels each including a plurality of ceramic insulating modules. The side wall panels include vertical buckstays to which the modules are secured by retainer clips including sharp spikes inserted into side edge surfaces of the insulating modules. Modules with offset stepped side profiles are disclosed, arranged to provide for ready removal of a single module without disturbing adjacent modules. Atmosphere furnace insulation arrangements also are disclosed utilizing ceramic modules secured to the furnace shell by special retainer clips embedded in side edge surfaces of the modules.

Abstract: Refractory vertically extending front wall for industrial furnaces which is suspended at its upper end. The refractory front wall includes several vertical individual segments which are mounted by shifting towards each other in a direction transverse to the axis of the furnace, whereby the adjacent individual segments intermesh by means of a groove/tongue arrangement.

Abstract: A flame injection throat for a furnace incorporates a furnace structure formed with a flame injection throat opening lined by at least one ring of refractory tiles the adjacent edge portions of the outer faces of selected adjacent tiles are formed with aligned undercut grooves. Pins having enlarged ends are attached to the furnace structure within the throat opening and project into the groove. Locking members fitted into the grooves engage simultaneously the undercut portions of the grooves in the tiles and the enlarged ends of the pins lying within the grooves whereby to hold the tiles to the pins. Each locking member is a block of heat-resisting metal presenting two limbs arranged to straddle a pin projecting into the groove.