| NIPPON CRUCIBLE CO., LTD. Patent applications |
| Patent application number | Title | Published |
|---|
| 20100289195 | VESSEL FOR MOLTEN METAL - The invention provides a vessel for molten metal comprising a vessel body formed of an alumina-silica-based material, and a protective layer formed of a silicon nitride-alumina-based material provided on the inner surface of the vessel body, wherein the material for the vessel body is adjusted to have an alumina content x of 72 to 95 parts by weight per 100 total parts by weight of alumina and silica, and the material for the protective layer is adjusted to have a silicon nitride content y per 100 total parts by weight of silicon nitride and alumina in such a manner that y applies to the following formulae (1) and (2): | 11-18-2010 |
| 20090250453 | Electric conduction heating device - An electric conduction heating device having an electrically conductive container ( | 10-08-2009 |
| 20090130619 | Crucible-Type Continuous Melting Furnance - The present invention provides a crucible-type continuous melting furnace by which the melted amount of the material can be readily controlled. | 05-21-2009 |
| 20090114685 | Ladle for Molten Metal Delivery - To provide a pressure-tapping type molten metal-transferring ladle that is safe and has excellent workability, and is capable of reliably introducing a pressurizing gas. | 05-07-2009 |
| 20090065987 | Molten metal ladle - An object of the present invention is to provide a molten metal ladle in which scales, slag, etc., that adhere to the lining surface can be removed easily and reliably. | 03-12-2009 |
