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| Number | Title | Issue Date |
| 6913066 | Method and device for producing ingots or strands of metal by melting electrodes in an electroconductive slag bath A method for producing metallic ingots or strands, especially from steel and Ni and Co based alloys, by melting self-consuming electrodes in an electroconductive slag bath, using an alternating current or a direct current in a short water-cooled mold which opens dow... | 07/05/2005 |
| 6834707 | Method and apparatus for the continuous production of cast or remelted billets using an electroslag method The invention relates to a method and the apparatus required for carrying out the method for the continuous production of billets or ingots of metals, in particular steels and Ni- and Co-base alloys using the method of electroslag remelting and electroslag continuou... | 12/28/2004 |
| 6631753 | Clean melt nucleated casting systems and methods with cooling of the casting A casting system and method for producing a metal casting is provided. The metal casting can comprise a fine-grain, homogeneous microstructure that is essentially oxide- and sulfide-free, segregation defect free, and essentially free of voids caused by ai... | 10/14/2003 |
| 6561259 | Method of melting titanium and other metals and alloys by plasma arc or electron beam A method for hearthless processing of a solid metallic material consisting essentially of titanium or other metal or alloy thereof which includes providing a solid metal block having a processing surface and a base surface and consisting essentially of ti... | 05/13/2003 |
| 6460595 | Nucleated casting systems and methods comprising the addition of powders to a casting Nucleated casting systems and methods comprise the addition of powders into a liquidus portion of the casting. The casting system forms a casting comprising a liquidus portion that receives the refined liquid metal and a solidified portion, the casting fu... | 10/08/2002 |
| 6273973 | Steelmaking process A process for producing a steel includes subjecting at least a portion of a melt of the steel to electroslag remelting and, in a subsequent step, heating the steel to a temperature at least as great as the lowest temperature at which all carbides that can... | 08/14/2001 |
| 5146976 | Electro-slag casting apparatus and method The casting apparatus includes an electro-slag mould (7) which includes a bath adapted to hold a pool of molten flux and an underlying pool of refined liquid metal and an exit passage extending downwardly from the bath. The casting apparatus further inclu... | 09/15/1992 |
| 4775092 | Method and apparatus for building a workpiece by deposit welding A method and apparatus for building an axially symmetrical workpiece of desired geometry by deposit welding which uses a translatable welding head for depositing molten weld material and a rotatable, reusable shoe which translates with the welding head. T... | 10/04/1988 |
| 4729421 | Method and device for the production of metal blocks, castings or profile material with enclosed hard metal grains Process and apparatus for the production of metal blocks, castings or profile material (14) during which molten metal (S3) in a chill (K) is moved from a heating zone (HZ) into a cooling zone according to the solidification speed of the molten metal (S3) ... | 03/08/1988 |
| 4671448 | Method of preparing structural components having a symmetrically curved wall by buildup welding In a method of preparing from weld material a component having a curvature which is symmetrical in rotation, difficulties arise, more particularly in the case of large and heavy components, in guiding the treatment zone. The treatment zone remains in a ho... | 06/09/1987 |
| 4621762 | Device for building up a workpiece by deposit welding A device for building up a workpiece of any shape by deposit welding comprising a support device for the workpiece and a welding head for depositing the filler material. A form shoe is arranged on both sides of the workpiece wall that it being built up. E... | 11/11/1986 |
| 4544019 | Method and apparatus for manufacturing composite steel ingot This invention is in a method of manufacturing a composite steel ingot wherein a consumable electrode is inserted into an empty space positioned concentrically with said steel ingot, and electric power is fed to said consumable electrode to effect electro... | 10/01/1985 |
| 4291744 | Apparatus for electroslag remelting of consumable electrodes In an electroslag remelting apparatus comprising electrode holders adapted to hold at least two consumable electrodes connected to different terminals of an a.c. power source, the mould and the bottom plate are electrically connected to each other and, th... | 09/29/1981 |
| 4290474 | Method and apparatus for electroslag casting of metals An apparatus comprises a cooled mould mounted on a bottom plate and at least two consumable electrodes positioned so that their melting ends are at different levels relative to the bottom plate. The electrodes are connected to respective terminals of the ... | 09/22/1981 |
| 4289192 | Method and apparatus for producing a solid-section ingot by electroslag remelting The method includes remelting consumable electrodes in a melting container and effecting a positive action upon crystallization of the ingot in the course of the melting operation, consisting in that a cooled body is brought into contact with the molten m... | 09/15/1981 |
| 4027720 | Method of producing homogenous ingots of high-melting, nitrogen-containing alloys In a method of producing homogenous ingots of high-melting, nitrogen-containing alloys, whose nitrogen contents are above the solubility limit at atmospheric pressure, according to the electric slag remelting process and using a pressure above atmospheric... | 06/07/1977 |
| 4016923 | Process for hot topping by electro-slag-remelting A process for hot topping by electro-slag-remelting in which before or before and during hot-topping a portion of the liquid remelting slag in the mold is removed in order to achieve a hot topping of the ingot under a reduced amount of slag.... | 04/12/1977 |
| 3989091 | Method for electroslag remelting of titanium or its alloys and a device for effecting same A method of electroslag remelting of titanium or its alloys in a mould having a protective atmosphere from inactive gases supplied to the surface of the slag bath and the electrode, as well as into the melt and onto the ingot at the point where it comes o... | 11/02/1976 |
| 3952792 | Method and apparatus for casting a plurality of ingots A method and apparatus for casting a plurality of ingots by forming a pool of molten metal in a main mold section which is in direct, open communication with a plurality of ingot mold sections by flowing the molten metal from the pool into the ingot mold ... | 04/27/1976 |
| 3938582 | Arrangement for continuous manufacture of metal ingots in a mold with open bottom An arrangement for the continuous manufacture of metal ingots by progressive crystallization below a slag layer in a mold open at the bottom. Below the bottom edge of the mold, there are distributed along the periphery of the mold, several blocking elemen... | 02/17/1976 |
