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| Number | Title | Issue Date |
| 7901617 | Heat exchanger A heat exchanger 10 includes a conduit 12 for conveying cooling fluid relative to a body to be cooled. A heat transfer arrangement 62 is arranged in communication with an interior of the conduit 12, the heat transfer arrangement 62... | 03/08/2011 |
| 7204953 | Cooling plate A cooling plate (1) made of copper or a copper alloy for blast furnaces has a plurality of bore holes (6) for accommodating a cooling medium. The bore holes (6) are connected to a cooling medium intake (12) and a cooling medium outlet via... | 04/17/2007 |
| 7070733 | Cooling system for a trunnion ring and metallurgical furnace vessel A cooling system for a basic oxygen furnace or an Argon Oxygen Decarburization converter having a metallurgical converter vessel supported in a trunnion ring. The cooling system comprises a number of cooling panels. The cooling panels are mounted or attached to the ... | 07/04/2006 |
| 6972228 | Method of forming an element of a microelectronic circuit A method is described for forming an element of a microelectronic circuit. A sacrificial layer is formed on an upper surface of a support layer. The sacrificial layer is extremely thin and uniform. A height-defining layer is then formed on the sacrificial layer, whe... | 12/06/2005 |
| 6911176 | Cooling element The invention relates to a cooling element, in particular to be used in connection with furnaces and the like related to metal production processes, said element comprising a housing (1) provided with a channel system (2) for cooling water circulation.... | 06/28/2005 |
| 6890479 | System and method for steel making A metallurgical furnace, which includes a furnace shell, an exhaust system, and a gas cleaning system, further includes a plurality of improved pipes and fume ducts throughout to increase operational life and productivity. The pipes and fumes ducts are comprised of ... | 05/10/2005 |
| 6843958 | Copper cooling plate for metallurgical furnaces A metallurgical furnace provided with a refractory lining and an outer furnace steel jacket, having copper cooling plates, wherein a flow of cooling medium flows through the cooling plates arranged between the furnace steel jacket and the refractory lining. Cooling ... | 01/18/2005 |
| 6783726 | Cooling element and method for manufacturing cooling elements A cooling element designed particularly for furnaces, said element comprising a housing (1) mainly made of copper, and a channel system (6) provided in the housing for cooling medium circulation. At least on a part of the surface of the element housing... | 08/31/2004 |
| 6773658 | Casting mould for manufacturing a cooling element and cooling element in said mould The invention relates to a casting mould for manufacturing of a cooling element for a pyrometallurgical reactor, wherein the casting mould is at least partly cooled and lined with a material that can withstand high temperatures. The invention also relates to the coo... | 08/10/2004 |
| 6660222 | Cooling plate for a shaft furnace A cooling plate for shaft furnaces, in particular, for blast furnaces, provided with a refractory lining, comprising cooling channels loadable with a cooling medium, wherein at least the front side facing the interior of the furnace is comprised of an ing... | 12/09/2003 |
| 6416708 | Wall structure for a metallurgical vessel and blast furnace provided with a wall structure of this nature A wall structure for a metallurgical vessel at the location where the vessel wall, on the hot side, is in contact with liquid metal and/or liquid slag, in particular for the hearth of a shaft furnace, comprising a steel plate lining (2), inside which lini... | 07/09/2002 |
| 6132673 | Cooling plates for shaft furnaces Cooling plates for shaft furnaces, particularly blast furnaces, provided with refractory linings, are made of copper or a low-alloy copper alloy and are provided with cooling agent ducts in their interiors. Each cooling plate is manufactured from a rough ... | 10/17/2000 |
| 5904893 | Plate cooler for metallurgical furnaces, blast furnaces, direct reduction reactors and gassing units provided with a refractory lining particularly for the iron and steel industry A plate cooler is provided for metallurgical furnaces lined with a refractory lining, comprising cast copper or a low-alloy copper alloy with coolant ducts arranged in its interior. The coolant ducts are prefabricated, comprising copper pipe sockets, copp... | 05/18/1999 |
| 5295666 | Cooling plates for blast furnaces and cooling installation employing this type of plate A cooling plate for a blast furnace is provided including a C-shaped body having two arms which define two continuous horizontal lips being separated by a space, a plurality of inner tubes for carrying a circulating cooling fluid, and a lining element of ... | 03/22/1994 |
| 4938456 | Metallurgical panel structure A metallurgical cooling panel comprising an outer plate member providing a pari of generally flat cold face surface portions of tangertial construction for plug welding attachment to the peaks of a corrugated inner plate member, an inner plate member bein... | 07/03/1990 |
| 4903640 | Panel adapted for coolant through flow, and an article incorporating such panels A panel 1, 1A, adapted for the flow of coolant, therethrough, comprising coolant flow tubing having a coolant inlet aperture 11C at an inlet end of the coolant flow tubing and a coolant outlet aperture 12A at an outlet end of the coolant flow tubing, char... | 02/27/1990 |
| 4787605 | Coolable furnace wall structure A coolable furnace wall structure has a steel shell and a refractory lining of the shell. Spaced apart openings through the shell, correspond with recesses in the lining which have a transverse width which increases away from the shell. In each opening an... | 11/29/1988 |
| 4676487 | Cooling plate for metallurical furnaces A cooling plate comprises a metallic plate proper provided with openings filled with a refractory material, and a cooling pipe embedded in said plate. The openings extend through the full thickness of the plate and horizontally so that the metallic plate ... | 06/30/1987 |
| 4389041 | Pyrometallurgical furnace system with readily removable wall sections The present invention deals with an improved pyrometallurgical furnace system of the type in which the melt and/or slag comes into contact with cooled furnace walls. The improvements of the present invention are directed to mechanical structures in which ... | 06/21/1983 |
| 4358094 | Furnace system for smelting ore concentrate and the like A furnace system for smelting ore concentrate and the like which includes a furnace housing provided with wall means which divide the housing into a smelting shaft, an exhaust gas shaft and a settling hearth. The settling hearth and the smelting shaft are... | 11/09/1982 |
| 4332554 | Shaft furnace having cooling plates A shaft furnace has a refractory lining within its armour and cooling plates located in recesses in the lining. In order to make it easier to remove and replace the cooling plates and to improve heat transfer, it is now proposed to construct the recess wa... | 06/01/1982 |
| 4327900 | Cooling element for a metallurgical furnace A cooling element for a metallurgical furnace in which a body of cast material has cooling tubes and adapted to face the interior or the furnace and is transversely spaced opposite marginal portions. The marginal portions of the cooling element are provid... | 05/04/1982 |
| 4315620 | Stack for the thermal treatment of material Wall structure for a smelting stack is comprised of a cooling fluid flow pipe membrane layer comprised of a series of vertical, parallel arranged pipes extending between upper and lower manifold members. The pipe membrane completely surrounds a hot zone i... | 02/16/1982 |
| 4314695 | Cooling elements for furnaces A cooling means for a furnace, particularly a blast furnace, is mounted to the furnace by means of a bellows, the rear end of which is attached to a collar surrounding one or more of the conduits for cooling water and the front end of which is adapted for... | 02/09/1982 |
| 4235173 | Furnace cooling apparatus Furnace cooling apparatus is provided including iron staves on the inside of a steel shell, outer portions of the staves being hollow to define reservoirs filled with water. Heat pipes are mounted in bores in inner solid portions of each stave and extend ... | 11/25/1980 |
| 4181294 | Cooling plates for a furnace A cooling plate for a furnace having a refractory lining surrounded by a steel shell having an opening therethrough includes a box embedded in the refractory lining and having a front opening closed by a front plate. A flange extends radially outwardly ar... | 01/01/1980 |
| 4157816 | Shaft furnace cooling Cooling of the wall of a shaft furnace is achieved through the use of a plurality of individual cooling elements, through which a coolant may be circulated, which cooperate to form a lining immediately inwardly of the furnace metal shell. The cooling elem... | 06/12/1979 |