| 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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| 09/18/1984 | US4472195 Process for decarburizing alloy melts |
| 09/12/1984 | EP0118412A2 Method of carrying out melting, melt-metallurgical and/or reduction-metallurgical processes in a plasma melting furnace as well as an arrangement for carrying out the method |
| 09/12/1984 | EP0118380A2 Microstructural refinement of cast metal |
| 09/11/1984 | US4471003 Magnetoplasmadynamic apparatus and process for the separation and deposition of materials |
| 09/11/1984 | US4470582 Introduction of substances into molten metal |
| 09/11/1984 | CA1174261A1 Atmosphere controlled electric melting |
| 09/04/1984 | US4469932 Plasma burner operated by means of gaseous mixtures |
| 09/04/1984 | CA1173784A1 Transferred-arc plasma reactor for chemical and metallurgical applications |
| 09/04/1984 | CA1173623A1 Continuous filtering and degassing of molten copper |
| 08/29/1984 | EP0116764A1 Apparatus for blowing powdery refining agent into refining vessel |
| 08/29/1984 | EP0116756A1 Apparatus for introducing substances into liquids e.g. metal melts |
| 08/22/1984 | EP0116221A1 Apparatus for and method of desulfurizing and heating molten metal |
| 08/21/1984 | US4466827 Furnace heated by fuel combustion and exhaust gases |
| 08/21/1984 | US4466826 Process for recovering metal values from alloy scraps |
| 08/21/1984 | US4466824 Transferred-arc plasma reactor for chemical and metallurgical applications |
| 08/16/1984 | WO1984003056A1 Porous ceramic filter body and manufacturing method thereof |
| 08/15/1984 | EP0115928A2 A process for recovering metal values from alloy scraps |
| 08/14/1984 | US4465514 Method of producing steel by the LD process |
| 08/07/1984 | US4464198 Cast iron nodularization |
| 08/07/1984 | US4463935 In a melting furnace |
| 08/07/1984 | CA1172048A1 Method and crucible for refining molten metal through top blowing of oxygen |
| 07/31/1984 | US4462878 Electrolysis of melt surface |
| 07/31/1984 | US4462806 High field surface ionization process and apparatus for purifying metal and semiconductor materials |
| 07/17/1984 | CA1170812A1 Apparatus for fine grain casting and fine grain casting method |
| 07/04/1984 | EP0112769A2 Holder for a tuyère made of refractory material, and process for preventing wear during use |
| 07/04/1984 | EP0112540A1 Installation for guiding and changing immersion lances |
| 07/03/1984 | US4457812 Preferential extraction of metal halide with nonmetal halide |
| 06/27/1984 | EP0112259A1 Attachment of the edges of enveloped alloying rods |
| 06/27/1984 | EP0035545B1 Probes for the ultrasonic treatment or inspection of molten aluminum |
| 06/26/1984 | US4456480 Controlled cooling, compaction, and remelting to form crystal layer between purified metal and impurities |
| 06/26/1984 | US4456479 Injection of lifting gas into low vapor pressure melt under vacuum to cause gas flow, then condensation |
| 06/26/1984 | CA1169899A1 Method and apparatus for regulating the melting rate of an electrode during electroslag remelting |
| 06/20/1984 | EP0110904A1 Device for casting, particularly converter for casting and/or post-treating molten metal. |
| 06/19/1984 | US4455238 Apparatus and method for filtration of a molten metal stream |
| 06/19/1984 | CA1169248A1 Apparatus for refining molten metal |
| 06/19/1984 | CA1169247A1 Apparatus for refining molten aluminum |
| 06/13/1984 | EP0110809A1 Process and installation for the treatment of steel in the ladle |
| 06/12/1984 | CA1168862A1 Tuyere for blowing gases into molten metal bath container |
| 06/07/1984 | WO1984002147A1 Apparatus for introducing substances into liquids e.g. metal melts |
| 06/05/1984 | US4452634 Method of stirring molten metal and refractory cylinder for the purpose |
| 06/05/1984 | CA1168683A1 Plasma melting furnace |
| 05/29/1984 | US4451287 Flux in recovery of aluminum in reverberatory furnace |
| 05/22/1984 | US4450007 Using a slag melt of alumina, calcium oxide and cacium fluoride having a high fusion temperature |
| 05/22/1984 | US4450005 Controlling the velocity of the cooling gas |
| 05/08/1984 | US4447045 Apparatus for preparing high-melting-point high-toughness metals |
| 05/02/1984 | EP0107345A2 Improved alumina molten metal filters |
| 04/24/1984 | US4444585 Process for producing metals in a very high state of purity in respect of eutectic elements |
| 04/24/1984 | US4444377 Molten metal transfer crucible |
| 04/18/1984 | EP0105542A1 Process for producing metallic chlorides |
| 04/17/1984 | US4443004 Device for the treatment of a stream of aluminum or magnesium-based liquid metal or alloy during its passage |
| 04/10/1984 | CA1165356A1 Method and apparatus for controlling electrode drive speed in a consumable electrode furnace |
| 04/10/1984 | CA1165128A1 Vortex reactor and method for adding solids to molten metal therewith |
| 04/10/1984 | CA1165117A1 Gas injection for the treatment of a molten metal bath |
| 03/27/1984 | US4439145 Aluminum furnace and preheater therefor |
| 03/27/1984 | US4438907 Gas blowing nozzle, and production and usage thereof |
| 03/20/1984 | US4437885 Method for the physical separation of a metallic phase and scoriae in an induction furnace |
| 03/20/1984 | US4437652 Vessel for the treatment of molten metal |
| 03/20/1984 | CA1163801A1 Nozzle for simultaneous and separate injection of a gas and a powder |
| 03/20/1984 | CA1163800A1 Metal distillation apparatus |
| 03/06/1984 | US4435818 Method and apparatus for monitoring the melting process in vacuum arc furnaces |
| 03/06/1984 | US4435211 Injection of cooling fluids to control crust formation |
| 03/06/1984 | US4435210 Refining agent of molten metal and methods for producing the same |
| 02/28/1984 | US4433832 For injecting gas into molten metal |
| 02/28/1984 | CA1162746A1 Method for the addition of a reactive metal to a molten metal bath |
| 02/21/1984 | US4432813 Heating in vacuum to vaporize impurities |
| 02/14/1984 | US4431443 Methods of vacuum arc melting |
| 02/14/1984 | CA1162054A1 Process for the recovery of platinum group metals from refractory ceramic substrates |
| 02/07/1984 | US4430121 Method for covering the surface of molten metal, and a covering material therefor |
| 02/01/1984 | EP0099711A2 Continuous method of removing tin from lead |
| 02/01/1984 | EP0099436A1 Method of refining molten metal with stirring by repeated operation of suction and discharge |
| 02/01/1984 | EP0099435A1 Method of stirring molten metal and refractory cylinder for the purpose |
| 01/31/1984 | US4428768 Process for the recovery of platinum group metals from refractory ceramic substrates |
| 01/24/1984 | US4427444 Method of refining molten metal with stirring by repeated operation of suction and discharge |
| 01/24/1984 | US4427443 Process and apparatus for automating a vacuum degasification cycle for metal alloys |
| 01/24/1984 | US4427185 Method and apparatus for gaseous cleaning of aluminum |
| 01/24/1984 | CA1160849A1 Process for recovering non-ferrous metal values from ores, concentrates, oxidic roasting products or slags |
| 01/17/1984 | US4426287 Molten metal filtering device |
| 01/17/1984 | US4426223 Refining of ferrochromium metal |
| 01/17/1984 | US4426068 Rotary gas dispersion device for the treatment of a bath of liquid metal |
| 01/11/1984 | EP0097993A1 Process for producing an aluminium-silicon alloy from leucite |
| 01/10/1984 | US4425286 Process and apparatus for producing powdered metal |
| 01/10/1984 | CA1160215A1 Porous refractory elements for the passage of pressurized gaseous fluids |
| 01/10/1984 | CA1160059A1 Method and installation for scrubbing the flues for recovering the salts in a process for the production of secondary aluminum |
| 01/10/1984 | CA1160057A1 Process for the recovery of nickel, cobalt and manganese from their oxides and silicates |
| 12/27/1983 | US4423512 Plasma melting furnace |
| 12/27/1983 | US4422872 Method of heating, melting, and coal coversion and apparatus for the same |
| 12/22/1983 | WO1983004419A1 Device for casting, particularly converter for casting and/or post-treating molten metal |
| 12/13/1983 | US4420333 Powdery desulfurizer composition |
| 11/29/1983 | US4417924 Lime and calcium aluminate; or calcium oxide, alumina, and magnesia |
| 11/29/1983 | US4417723 Tuyere for blowing gases into molten metal bath container |
| 11/23/1983 | EP0094820A2 Method and apparatus for manufacturing a composite steel ingot |
| 11/22/1983 | CA1157276A1 Method for preventing slopping during subsurface pneumatic refining of steel |
| 11/16/1983 | EP0094378A2 Fusion device with consumable electrodes |
| 11/08/1983 | US4414082 Process for cracking hydrocarbons |
| 11/08/1983 | US4413816 Gas-blast pipe for feeding reaction agents into metallurgical melts |
| 11/08/1983 | US4413813 Disposable bed filter apparatus |
| 11/08/1983 | CA1156493A1 Molten metal sampling device |
| 11/08/1983 | CA1156472A1 Method and apparatus for the degassing of molten metal |
| 11/08/1983 | CA1156456A1 Active filtration and treatment cartridge for molten metals and alloys |
| 11/02/1983 | EP0092983A1 Molten metal stirring equipment |