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| Number | Title | Issue Date |
| 7267538 | Adjustable knockout This disclosure is directed to an adjustable knockout rod for use in conjunction with injection molding machines. The knock-out rod disclosed herein is preferably formed of a round bar having a plurality of annular notches or undercuts formed at uniform intervals al... | 09/11/2007 |
| 6972059 | Exothermic feeder An exothermal feeder mass is described, containing aluminum and magnesium, at least one oxidizing agent, a SiO2-containing filler, and an alkali silicate as the binder; it is characterized in that it contains roughly 2.5 to 20% by weight of a reactive alu... | 12/06/2005 |
| 6419004 | Mold or wide cross section for the hot-top vertical continuous casting of metals A mold for hot-top vertical continuous casting of metals includes a feed head (8) made of a thermally insulating refractory material which surmounts a cooled copper crystallizer (9) and is internally aligned with a cooled copper element (14) of the cooled... | 07/16/2002 |
| 5180506 | Hot top lining assembly for ingot moulds A hot top lining assembly for an ingot mould or for an ingot mould head box is made up of four boards of refractory material and fixed together by means of a guide bar incorporated in a wedge-shaped portion in the lateral edge of one of the boards mating ... | 01/19/1993 |
| 4809946 | Hot top with sealing angle bar The hot top utilizes an integral angle iron structure connected to the hot top for avoiding seal leaks of molten metal through the space between the bottom portion of the hot top and the top of the mold wall. By providing the angle iron structure with a p... | 03/07/1989 |
| 4721278 | Lightweight reusable hot top A reusable hot top includes a shell having an aperture therethrough providing an inner wall. The shell has an upper end portion and a lower end portion which seats on a mold. A liner comprised of an insulating material is positioned in the aperture and is... | 01/26/1988 |
| 4582112 | Weight-controlled casting of fully-killed steel ingots In the ingot casting of killed-steel steels, insulative walled reservoirs known as hot-tops are employed at the top of the mold to maintain a source of molten steel which can feed the shrinkage cavity that forms during solidification of the ingot. Present... | 04/15/1986 |
| 4548380 | Holding device for hot top lining slabs A device for holding hot top lining slab (1) in ingot mould head comprises strap-receiving portion (4) and strap (3), either being securable to the slab, in which the portion (4) includes latch part (11) extending towards path of movement of the strap (3)... | 10/22/1985 |
| 4546952 | Ingot mold with hot top board assembly A disposable hot top board includes a compressible seal positioned along the outer surface of the board to form a seal between the bottom of the board and the mold wall. In a preferred form, the disposable hot top board comprises an insulating or exotherm... | 10/15/1985 |
| 4515341 | Ingot mould having a hot-top inside the upper part of the mould The ingot mould comprises a hot-top positioned inside the upper part of the mould and comprising an inner wall formed by at least one plate of a material capable of withstanding contact with a molten metal poured into the ingot mould, without being melted... | 05/07/1985 |
| 4431158 | Controlled rotation self-inverting hot top casing A hot top casing for cooperation with an ingot mold body is provided having a depending portion from which a pair of trunnions extend away from the casing and a second pair of trunnions extend toward said casing whereby each of said pairs are displaced ve... | 02/14/1984 |
| 4361306 | Hot top board, method of fastening to ingot mold, and resulting assembly In a hot top mounting method for mounting hot top insulation boards to the inside upper surface of a metal ingot mold, a plurality of spaced parallel metal straps are first affixed to a surface of each board, and each board is then fastened to the mold in... | 11/30/1982 |
| 4352482 | Hot tops A hot top lining for use in casting metal ingots is positioned in the mouth of the mould or in a head box at the top of the mould and comprises a plurality of refractory, heat-insulating lining slabs at least one of which has, at its outward-facing surfac... | 10/05/1982 |
| 4279400 | Hot top for ingot mold A hot top for the casting of ingots, especially large size rectangular steel ingots having a thickness of at least 28 inches and a width greater than the thickness but no greater than 36 inches. The hot top has an octagonal refractory lined cavity with th... | 07/21/1981 |
| 4240496 | Heat-insulating articles The invention provides shaped, refractory, heat-insulating articles, for use in a metallurgical vessel, comprising particulate refractory material, binder and particulate de-fibred bagasse or the like. The articles may be made by mixing the ingredients, p... | 12/23/1980 |
| 4157110 | Method of producing ingots of unalloyed and alloyed steels In a method of and apparatus for producing ingots of unalloyed and alloyed steels having an improved primary crystallization, reduced ingot segregation and a reduced content of non-metallic inclusions, molten steel is poured into a mould, a slag mixture i... | 06/05/1979 |
| 4131152 | Feeding unit for a casting A feeding unit comprising a breaker core and a riser sleeve. In a first embodiment the breaker core has a thickness of 10% of the diameter of the riser sleeve and the opening in the breaker core is from 20% to 35% of the riser sleeve diameter. In another ... | 12/26/1978 |
| 4121805 | Self adjusting consumable hot top for ingot molds A self adjusting consumable hot top is formed of a pair of bendable shape adjusting sections of a combustible consumable material capable of being wedged into opposed relation in an ingot mold so that the hot top conforms with the shape of the cavity in t... | 10/24/1978 |
| 4081020 | Mould assemblies for use in casting molten metals A mould assembly for casting molten metal which comprises a book mould, the upper parts of the walls of the upwardly open cavity of which are lined with hot top lining material and wherein extending across the width of the cavity there are one or more bri... | 03/28/1978 |
| 4081168 | Hot top lining slabs and sleeves Flexible hot topping liners having improved properties comprise refractory, deformable, self-supporting, fibrous liners which have, in their dry condition, flexibility, restitution and droop characteristics within certain defined ranges. In the preferred ... | 03/28/1978 |
| 4050668 | Ingot mold with heat reflecting cover The use of hot tops on ingot and similar molds in which steel, steel alloys and other molten metal are teemed and cooled to a solid state is avoided and the use of topping compounds in such operations eliminated or substantially reduced by the provision o... | 09/27/1977 |
| 4025047 | Moulding for the heat retention of feeder head in casting molten metals A moulding for the heat retention of feeder head top surface in casting molten metals is based on a mixture consisting of charcoal and a binder, and said charcoal is laminated with directional properties in the laterial direction. If circumstances require... | 05/24/1977 |
| 4006880 | Side board securing device A hot top assembly for an ingot mould includes a number of side boards which line the walls of the mould, leaving at each corner of the mould a gap which tapers downwardly in width between the edges of two of the side boards, each of these gaps receiving ... | 02/08/1977 |
| 3991970 | Retainer clip for securing a hot top A retainer clip is formed from elongated rod or wire as a continuous L-shaped member having a pair of arms substantially at right angles to one another. Each arm has a resilient loop formed by bending the end portion of the arm through at least one comple... | 11/16/1976 |
| 3974874 | Continuous casting plant In a continuous casting plant having a ladle shop and a separate casting shop, each served by a separate traveling crane, means for supporting one or more ladles are located in the ladle shop and means for supporting one or more molds are located in the c... | 08/17/1976 |
