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| Number | Title | Issue Date |
| 7993573 | Slag transport and dumping apparatus and method A slag transport and dumping apparatus, for use with slag, includes a vehicle, a pallet, and a lifting mechanism. The vehicle includes a bed having a pallet interface. The pallet includes a support frame having ground support members, and a transporter interface sel... | 08/09/2011 |
| 7025936 | Method and apparatus for preparing a sample for analysis of precious metal content This invention relates to a method for assaying an ore sample to determine the concentration of gold and PGMs therein. The method comprises the steps of separating an ore sample, combining the prepared ore sample with a lead-containing flux, inductively heating the ... | 04/11/2006 |
| 5435526 | Collecting pit A collecting pit for receiving molten metal and draining cooling water. The collecting pit (1) is equipped with a drainage layer (5, 6) formed of slag granulate, the grains of the slag granulate being interconnected by means of a binder while maintaining ... | 07/25/1995 |
| 5346531 | Slag separator An apparatus and method are disclosed for receiving molten slag and molten metal or alloy resulting from the smelting of ore from a cupola and for separating the slag from the molten metal or alloy. The slag separator of the present invention includes a r... | 09/13/1994 |
| 5246483 | Slag separator An apparatus and method are disclosed for receiving molten slag and molten metal or alloy resulting from the smelting of ore from a cupola and for separating the slag from the molten metal or alloy. The slag separator of the present invention includes a r... | 09/21/1993 |
| 4460166 | Method of removing dross from a lead refining pot Dross is removed from molten lead during its refining by scraping the dross by means of a rake up a ramp fitted to the rim of the refining pot, a baffle being placed to trap dross in front of the ramp. The rake may be operated manually or by means of a po... | 07/17/1984 |
| 4336922 | Continuously tapped cupola furnace A hot-blast cupola furnace 1 has an inclined bottom 3 leading directly to a tapping conduit 4. The conduit 4 leads to a forehearth 5 having an iron discharge siphon 13, 14, 15 and two slag discharge siphons 16, 17. The forehearth 5 has an upper slag-holdi... | 06/29/1982 |
| 4171948 | Slag handling apparatus This apparatus provides a slag handling system wherein slag is transported directly from a cupola furnace to a tank of water. The bottom of the tank slopes upwardly from a lower end to an upper end, and the tank forms part of a vibratory conveyor. The wat... | 10/23/1979 |
| 4046323 | Process for controlled slow cooling of non-ferrous smelting slags A process for controlled slow cooling of non-ferrous smelting slags, such as copper slags, for the recovery of the non-ferrous metals contained therein by subsequent crushing, milling and flotation operations is disclosed. The process comprises the steps ... | 09/06/1977 |
