| Patents for C22B 9 - General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals (7,765) |
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| 12/29/1993 | CN1080043A Method for melting copper |
| 12/28/1993 | US5273101 Method and apparatus for casting an arc melted metallic material in ingot form |
| 12/28/1993 | CA1325520C Apparatus for, and method of, purifying a melt, which, besides one or more impurities, essentially contains a light metal, in particular aluminium |
| 12/23/1993 | WO1993025717A1 Liquid-in liquid sensor and method |
| 12/09/1993 | WO1993024665A1 Method for melting copper |
| 12/07/1993 | US5268141 Containing nickel, chromium, cobalt, tubgsten, molybdenum and(or) titanium |
| 12/07/1993 | US5268020 Circulating fluid, charge entrainment; rotary pumping and vortex generator impellers |
| 12/07/1993 | CA1325068C Depressant for flotation separation of polymetallic sulphidic ores |
| 12/01/1993 | EP0571605A1 Vacuum processing of particulate reactive metal |
| 11/24/1993 | EP0570942A1 Method for producing easily volatile metals, such as zinc, lead and cadmium, of sulfidic raw materials |
| 11/24/1993 | EP0380637B1 High capacity electron beam cold hearth furnace |
| 11/23/1993 | US5264083 Distillation column tray |
| 11/18/1993 | EP0516763A4 Deoxidation of a refractory metal |
| 11/17/1993 | CN1078548A Levitating and fusing device |
| 11/17/1993 | CN1078501A Electroslag remelting method for obtaining super-low sulphur material |
| 11/17/1993 | CN1078500A Electroslag technology for preventing hydrogen-enhancement |
| 11/17/1993 | CN1078416A Method for controlling the homogeneity of ingredients in ingot making |
| 11/16/1993 | US5263044 Remelting method for recognition and recovery of noble metals and rare metals |
| 11/10/1993 | CN2145657Y Disposable syringe needle destroying apparatus |
| 11/10/1993 | CN1022695C Gas injector |
| 11/03/1993 | CN1078001A Method and apparatus for material purification |
| 10/28/1993 | DE4313360A1 Melting aluminium@ alloy scrap - with vortex motion of liq. melt produced by means of a magnetic field generator |
| 10/27/1993 | EP0566940A1 A method and an apparatus for sealing tuyères in the surrounding refractory lining |
| 10/27/1993 | CN1022576C Gas flushing device |
| 10/14/1993 | WO1993019873A2 Ultrasonic treatment of liquids in particular metal melts |
| 10/12/1993 | CA1322855C Process for refining gold and apparatus employed therefor |
| 10/06/1993 | EP0563828A1 Method of melting metals |
| 10/06/1993 | CN2143134Y High temperature liquid alloy ceramic grid filtering plate |
| 09/30/1993 | DE4227568A1 Reclamation of chromium@, PCB and plastics from discarded computers - by direct and indirect heating in a blast furnace with removal and, if necessary destruction of components at different temps. |
| 09/29/1993 | EP0562635A1 Method of melting metals |
| 09/28/1993 | US5248425 Aqueous thermite coated filter |
| 09/21/1993 | US5246482 Molten metal producing and refining method |
| 09/14/1993 | US5244488 Direct smelting process with a thermal plasma |
| 09/14/1993 | CA1322228C High capacity electron beam cold hearth furnace |
| 09/02/1993 | WO1993017136A1 Fluxless melting and refining of magnesium and/or magnesium alloys |
| 09/02/1993 | DE4205797A1 Elektronenstrahl-ueberlaufschmelzvorrichtung Electron beam melting Overrun device |
| 08/31/1993 | US5240494 Controlling burners within desired air/fuel ratio to avoid incorporating unwanted oxygen |
| 08/31/1993 | US5240492 Metallurgical fluxes |
| 08/26/1993 | WO1993017135A1 Recovery of non-ferrous metals from dross |
| 08/25/1993 | EP0556576A1 Method and apparatus for continuous vacuum degassing of molten materials |
| 08/25/1993 | EP0556343A1 Jet flow device for injecting gas into molten metal. |
| 08/24/1993 | US5238571 Arrangement for separating entrained particles from a stream of molten metal |
| 08/10/1993 | US5234486 Electroslay method in inert gas |
| 08/10/1993 | US5234202 Gas dispersion apparatus for molten aluminum refining |
| 08/10/1993 | CA1321075C Additive for promoting slag formation in steel refining ladle |
| 07/21/1993 | CN1074485A Tuyere arrangement for the introtion of agents into a molten bath and method of operating such a tuyere arrangement |
| 07/14/1993 | EP0517786A4 Production of synthetic rutile |
| 07/13/1993 | US5226950 Liquid-in-liquid sensor and method |
| 07/13/1993 | US5226949 Method and apparatus for removal of floating impurities on liquid |
| 07/08/1993 | WO1993012902A1 Device and method for skull-melting depth measurement |
| 07/08/1993 | CA2112984A1 Device and method for skull-melting depth measurement |
| 07/07/1993 | EP0549984A2 Levitating and fusing device |
| 07/06/1993 | US5225156 Purity |
| 07/06/1993 | US5224985 Process and apparatus for the melting of metals in the cupola furnace operated without coke |
| 06/30/1993 | EP0548320A1 Process and device for separating metallic phases from other phases. |
| 06/29/1993 | US5222547 Intermediate pressure electron beam furnace |
| 06/24/1993 | WO1993012261A1 Vacuum processing of particulate reactive metal |
| 06/23/1993 | EP0378672B1 Cold hearth refining apparatus and method |
| 06/23/1993 | EP0366701B1 Magnesium production |
| 06/23/1993 | CN1073486A Slag remover for refining Al or Al alloy |
| 06/17/1993 | CA2084220A1 Vacuum processing of particulate reactive metal |
| 06/16/1993 | EP0546456A1 Process for handling alkali metals |
| 06/01/1993 | US5215573 Treatment of melts in a ladle and apparatus for such treatment |
| 05/26/1993 | CN1072462A Method for separating metal phase from other phase containing metal phase and apparatus for implementation of same method |
| 05/18/1993 | US5211778 Method for forming aluminum-silicon alloy |
| 05/18/1993 | US5211744 Method and means for improving molten metal furnace charging efficiency |
| 05/13/1993 | WO1993009258A1 Method for electroslag casting of ingots from a granular metal-containing blend |
| 05/13/1993 | WO1993008936A1 Method and device for removing one or more contaminations from a bulk material |
| 05/13/1993 | DE4136552A1 Dueseneinrichtung zum einleiten von medien in eine schmelze und verfahren zum betrieb dieser dueseneinrichtung Dueseneinrichtung to initiate of media in a melt and procedures for operation of this dueseneinrichtung |
| 05/12/1993 | CN1071966A Direct processing of electroslag refined metal |
| 05/07/1993 | WO1993009255A1 Nozzle assembly for introducing fluids into a melt, and a method of operating the nozzle |
| 05/04/1993 | CA1317103C Cooling system and method for molten material handling vessels |
| 04/29/1993 | DE4200963C1 Appts. for sepg. mixt. of small pieces of metals - comprises rotatable furnace with chargeable arrangement at one end and with perforations in outer wall to allow lowest m.pt. metal to escape |
| 04/28/1993 | EP0539051A1 Direct processing of electroslag refined metal |
| 04/27/1993 | CA1316972C Apparatus for the thermal treatment of a metallic melt |
| 04/27/1993 | CA1316839C Hot filter media |
| 04/20/1993 | US5204057 Highly purified titanium material and its named article, a sputtering target |
| 04/20/1993 | US5203908 Process for recovery of free aluminum from aluminum dross or aluminum scrap using plasma energy at high enthalpy |
| 04/15/1993 | DE4133400A1 Sepg. metals e.g. copper@ and noble metals form solns. - by means of dissolved hydrogen@ in loop reactor, for use e.g. in galvanising installations |
| 04/07/1993 | EP0536018A1 Wall electrode for metallurgical electric direct current furnace |
| 04/06/1993 | CA1315545C Apparatus for treating molten metal |
| 03/31/1993 | CN1070428A Method and equipment for refining aluminium melt |
| 03/30/1993 | US5198179 Gas injector |
| 03/30/1993 | CA1315326C Induction furnace with melt agitation |
| 03/30/1993 | CA1315104C Apparatus for degassing molten metal |
| 03/30/1993 | CA1315101C Sealing injection apparatus for injecting substances into molten metals |
| 03/30/1993 | CA1315099C Tuyere assembly and positioning method |
| 03/24/1993 | CN2128727Y Pneumatic feeder apparatus for refining agent |
| 03/23/1993 | US5196916 Integrated circuit wiring, titanium, hafnium, zirconium |
| 03/18/1993 | WO1993001321A3 Process and device for separating metallic phases from other phases |
| 03/10/1993 | EP0530567A1 Method for preparation of silicon and apparatus for carrying it out |
| 03/09/1993 | CA1314145C Apparatus for filtering molten scraps of metal for regeneration |
| 03/04/1993 | WO1993003879A1 Electrodeless plasma torch apparatus and methods for the dissociation of hazardous waste |
| 03/02/1993 | US5191183 Apparatus for processing ceramics using microwave oven with resistance heating unit |
| 02/23/1993 | US5188795 Battery recycling, reduced heat loss |
| 02/23/1993 | US5188661 Used for desulfurization of iron and steel |
| 02/10/1993 | EP0527077A1 Method for treating environmentally strongly polluting wastes |
| 02/09/1993 | US5185031 Device and method for skull-melting depth measurement |
| 02/03/1993 | EP0526159A1 Method for melting titanium aluminide alloys |
| 01/20/1993 | EP0523167A1 Compositions and methods for synthesizing ladle slags, treating ladle slags, and coating refractory linings |