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| Number | Title | Issue Date |
| 7211038 | Methods for melting of materials to be treated A process for melting material to be treated includes placing material to be treated in a container that may include an insulating lining, heating the material to be treated and melting the material to be treated, preferably allowing the melted material to cool to f... | 05/01/2007 |
| 6977767 | Plasmonic nanophotonics methods, materials, and apparatuses Controlling, guiding, manipulating, and circuiting light and performing surface-enhanced spectroscopy in a medium comprising plasmonic nanomaterials via the excitation of plasmon modes in the materials. The plasmonic nanomaterials are based on metal films with or wi... | 12/20/2005 |
| 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 |
| 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 |
| 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 |
| 3962525 | Hot topping Ingot head surface finish is improved by providing a coating of mould flux on the molten metal-contacting surface of hot top lining slabs.... | 06/08/1976 |
