Patents for F27D 27 - Stirring devices for molten material (1,158) |
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01/26/1999 | US5863314 Monolithic jet column reactor pump |
01/20/1999 | CN1041754C Method and appts. for pre-processing mixture containing metal |
12/29/1998 | US5853657 Reduced dusting bath system for metallurgical treatment of sulfide materials |
12/23/1998 | WO1998058088A1 Process and metallurgical vessel for feeding a valuable substance into a molten bath |
12/08/1998 | US5846481 Molten aluminum refining apparatus |
11/19/1998 | DE19719940A1 Method and apparatus for reinforcing melt motion during aluminium melting |
09/15/1998 | US5809057 Electroslag apparatus and guide |
09/08/1998 | US5804135 Thermal shock resistance ceramic tubes that are connected to one another using insert and lock technique |
08/27/1998 | DE19707453A1 Reinforcing motion of the metal during melting of aluminium@ in hydraulically tiltable furnaces |
07/23/1998 | WO1998031841A1 Method and installation for ladle treatment of steel |
07/15/1998 | CN1187878A Furnace plant |
07/07/1998 | US5776305 Low-resident, high-temperature, high-speed chip refining |
06/03/1998 | EP0845645A2 Monolithic jet column reactor pump |
04/16/1998 | CA2218944A1 Monolithic jet column reactor pump |
04/15/1998 | EP0835942A1 Method for the electromagnetic stirring of the liquid metal in electric arc furnaces and relative device |
04/14/1998 | US5738823 Meltdown apparatus |
04/14/1998 | CA2218016A1 Method for the electromagnetic stirring of the liquid metal in electric arc furnaces and relative device |
03/26/1998 | WO1998012007A1 Plant and method for making amorphous metal tape or fibre by overhardening |
03/25/1998 | EP0830182A1 Vaporizable material injection into molten bath |
03/05/1998 | WO1998008990A1 Rotary degassing apparatus with rotor grip coupling between impeller rotor and drive shaft |
02/25/1998 | EP0824663A1 Furnace plant |
02/17/1998 | US5718416 Lid and containment vessel for refining molten metal |
02/12/1998 | WO1998005915A1 Rotary gas dispersion device for treating a liquid aluminium bath |
01/20/1998 | US5709835 Heating molten metal |
01/20/1998 | US5709834 Device for removing gas and impurities from the molten aluminum |
11/04/1997 | US5683650 Bubble apparatus for removing and diluting dross in a steel treating bath |
10/21/1997 | US5679132 Method and system for injection of a vaporizable material into a molten bath |
10/21/1997 | US5678807 Rotary degasser |
10/15/1997 | EP0800590A1 Process and device for separating a specifically lighter phase from a specifically heavier liquid phase |
10/07/1997 | CA2023753C Method for gas treatment of a wide surface aluminium bath maintained in a stable state in the furnace |
08/19/1997 | US5658368 Reduced dusting bath method for metallurgical treatment of sulfide materials |
08/13/1997 | CN1157016A Low-resident high-temp high-speed chip refining |
07/22/1997 | US5650120 Bubble-operated recirculating pump for metal bath |
06/17/1997 | US5639419 Bubble operated dross diluting pump for a steel treating bath |
06/05/1997 | DE19539621C1 Gas injection stirrer for refining molten light metal |
05/28/1997 | EP0775232A1 Low-resident, high-temperature, high-speed chip refining |
04/09/1997 | CN1034518C Refining chamber lined with themral insulation refractory material for molten aluminium refining |
03/19/1997 | CN1145411A Improved gas dispersion apparatus for molten aluminum refining |
02/05/1997 | EP0757109A1 Smelting aggregate and its use for production of steel in one process step, in particular direct current (DC) arc furnace or oxygen converter |
01/15/1997 | EP0753589A1 Melt treatment head, apparatus and method |
12/27/1996 | WO1996041914A1 Low-resident, high-temperature, high-speed chip refining |
12/27/1996 | WO1996041894A1 Bubble apparatus for removing and diluting dross in a steel treating bath |
12/19/1996 | WO1996040373A1 Vaporizable material injection into molten bath |
10/31/1996 | WO1996034244A1 Furnace plant |
10/23/1996 | EP0738334A1 Magnesium melting furnace and process for melting magnesium |
10/22/1996 | US5567378 Molten metal holding furnace and method of holding molten metal within the same |
08/21/1996 | CN2233283Y Plate-type electromagnetic stirrer |
08/15/1996 | WO1996014439A3 Magnesium melting furnace and process for melting magnesium |
07/16/1996 | US5536295 Robotic device for molten metal processing |
07/11/1996 | WO1996021049A1 Process and device for separating a specifically lighter phase from a specifically heavier liquid phase |
07/02/1996 | US5531425 Apparatus for continuously preparing castable metal matrix composite material |
06/11/1996 | US5525141 Separation of metallic and nonmetallic phase; purity |
05/17/1996 | WO1996014439A2 Magnesium melting furnace and process for melting magnesium |
05/17/1996 | CA2180351A1 Magnesium melting furnace and process for melting magnesium |
05/09/1996 | DE4439214A1 Magnesiumschmelzofen und Verfahren zum Schmelzen von Magnesium A magnesium melting furnace and method for melting magnesium |
04/30/1996 | US5513207 Melting furnace and method |
04/30/1996 | CA2002728C Method of melting materials and apparatus therefor |
03/29/1996 | CA2133131A1 Process and apparatus for the treatment of light metals |
02/22/1996 | DE19500266C1 Method of separating a heavy liquid phase from a light liquid phase |
02/06/1996 | CA2061417C Gas dispersion apparatus for molten aluminum refining |
01/04/1996 | DE19504415A1 Furnace for heating metal melt |
11/15/1995 | CN1111679A Method and apparatus for pre-processing mixture |
10/31/1995 | US5462572 Method and a device for stirring a molten metal |
07/25/1995 | CA2030855C Molten metal stirring device |
05/24/1995 | EP0653967A1 A method and device for stirring a molten metal |
05/03/1995 | CN2196282Y Mixer for heavy oil hot air generator |
04/05/1995 | EP0646654A1 Method and apparatus for treating mixtures of light metal |
03/14/1995 | US5397377 Molten metal fluxing system |
01/31/1995 | US5385338 Apparatus for melting aluminum alloy scraps |
01/25/1995 | EP0556343B1 Jet flow device for injecting gas into molten metal |
11/15/1994 | US5364078 Gas dispersion apparatus for molten aluminum refining |
11/10/1994 | DE4314482A1 Process and apparatus for the treatment of metal smelts |
08/24/1994 | EP0611830A1 Improved gas dispersion apparatus for molten aluminum refining |
08/23/1994 | US5340379 Stirring |
07/20/1994 | CN1089529A Method for forming of seperated layer especially in metallurgy |
07/05/1994 | CA1330486C Apparatus for stirring molten metal |
06/08/1994 | EP0600248A1 Process for obtaining a separating gap, in particular in metallurgy |
06/05/1994 | CA2110625A1 Method of forming a gap, particularly in the metallurgical field |
05/24/1994 | US5314525 Method for treating a liquid with a gas using an impeller |
05/10/1994 | US5310412 Melting metal particles and dispersing gas and additives with vaned impeller |
03/15/1994 | US5294245 Melting and mixing metals with impellers |
02/17/1994 | WO1994003294A1 A method and device for stirring a molten metal |
01/14/1994 | CA2073706A1 Apparatus and process for the refinement of molten metal |
01/04/1994 | US5275385 Rotor speed control for an aluminum refining system |
12/22/1993 | EP0265498B1 Process and apparatus for preparation of cast reinforced composite material |
10/28/1993 | DE4313360A1 Melting aluminium@ alloy scrap - with vortex motion of liq. melt produced by means of a magnetic field generator |
08/25/1993 | EP0556343A1 Jet flow device for injecting gas into molten metal. |
08/10/1993 | US5234202 Gas dispersion apparatus for molten aluminum refining |
03/30/1993 | CA1315327C Metallurgical vessel |
03/30/1993 | CA1315103C Furnace for preparing and delivering alloys |
03/27/1993 | CA2079118A1 Impeller for treating molten metals |
12/08/1992 | CA1311121C Rotary device, apparatus and method for treating molten metal |
12/01/1992 | US5167920 Cast composite material |
11/03/1992 | US5160693 Impeller for treating molten metals |
11/03/1992 | US5160479 Molten metal stirring device |
11/03/1992 | US5160477 Temperature maintenance and metallurgical treatment furnace |
09/09/1992 | CN1064318A Improved gas dispersion apparatus for molten aluminum refining |
09/01/1992 | US5143357 Melting metal particles and dispersing gas with vaned impeller |
08/26/1992 | EP0500052A2 Improved gas dispersion apparatus for molten aluminum refining |
07/22/1992 | EP0495581A2 Rotary pipe conveyor apparatus for granular materials |