| 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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| 01/09/1979 | US4133967 Two-stage electric arc - electroslag process and apparatus for continuous steelmaking |
| 01/09/1979 | US4133517 Continuous reflux refining of metals |
| 01/02/1979 | US4132545 Method of electroslag remelting processes using a preheated electrode shield |
| 12/26/1978 | US4131752 Current conducting atmosphere control sleeve for electroslag furnace |
| 12/26/1978 | CA1044899A1 Process for producing metallic zirconium |
| 12/19/1978 | US4130416 Method of preparing a furnace charge when smelting refractory metals and alloys |
| 12/12/1978 | US4129742 Plasma arc vertical shaft furnace |
| 12/05/1978 | US4128415 Aluminum scrap reclamation |
| 11/28/1978 | US4127409 Method of reducing zirconium |
| 11/21/1978 | US4126493 Process for deoxidation of refractory metals |
| 11/21/1978 | US4126453 Composition for a fluidizing flux in the production of iron and steel |
| 11/21/1978 | US4126446 Packages for the storage of air and moisture sensitive metallurgical additives and the use of such packages |
| 11/07/1978 | US4124506 Method for the filtration of molten metal in a crucible type furnace |
| 11/07/1978 | US4124378 Method of solidifying the slag obtained in ferrochromium production |
| 11/07/1978 | CA1041769A1 Porous ferrous metal impregnated with magnesium metal |
| 10/24/1978 | US4122293 Feed system for plasma-arc furnace |
| 10/17/1978 | US4120695 Immersion in bath, cooling |
| 10/10/1978 | CA1040274A1 Method and system for correcting an aberration of a beam of charged particles |
| 10/03/1978 | US4118292 Packed bed electrorefining and electrolysis |
| 09/26/1978 | US4117253 High integrity atmosphere control of electroslag melting |
| 09/26/1978 | US4116690 Flux for use in electroslag refining process |
| 09/19/1978 | US4115654 Introduction of starting molten flux from the top of a crucible |
| 09/12/1978 | US4113468 Continuous smelting method |
| 09/12/1978 | US4113241 Apparatus for the filtration of molten metal in a crucible type furnace |
| 09/05/1978 | US4112246 Plasmarc furnace for remelting metals and alloys |
| 08/22/1978 | US4108644 Manufacture of reactive metals and alloys |
| 08/22/1978 | US4108637 Sheathed wire feeding of alloy and inoculant materials |
| 08/15/1978 | US4106759 Device and method for the introduction of gases into reaction vessels containing liquids |
| 08/15/1978 | CA1036365A1 Desulfurization of transition metal alloys |
| 08/08/1978 | US4105440 Sodium, potassium, rubidium or cesium |
| 08/08/1978 | US4105437 Method and apparatus for recovering metals |
| 07/11/1978 | US4099965 Method of using MgCl2 -KCl flux for purification of an aluminum alloy preparation |
| 06/27/1978 | US4097273 Dissolving in morpholine, piperidine, or a primary or secondary amine, evaporation |
| 06/27/1978 | US4097268 Method of treating molten ferrous material with composite rods containing Ca |
| 06/27/1978 | US4097267 Purification and realloying of arsenic/selenium alloys |
| 06/27/1978 | US4097030 Lance for desulphurizing cast iron or steel |
| 06/13/1978 | US4094731 Controlled crystallization of melt; removal of iron impurity |
| 06/13/1978 | US4094667 Melting of fine particulate material in a high-speed rotary furnace |
| 05/30/1978 | US4092159 Flux for metal casting |
| 05/23/1978 | US4091229 Slag and alloy feeding based on electrode weight |
| 05/16/1978 | US4089678 Carbon dioxide, sulfur hexafluoride |
| 05/09/1978 | US4088477 Sheathless wire feeding of alloy and inoculant materials |
| 05/09/1978 | US4088475 Preventing unwanted reactions and oxidation by adding elements in a tubing |
| 05/09/1978 | US4088310 Apparatus for suspension smelting of finely-grained oxide and/or sulfide ores and concentrates |
| 05/09/1978 | US4088295 Mould for electroslag casting of faceted metal ingots |
| 05/02/1978 | US4087080 Apparatus for filtering metal melts |
| 04/25/1978 | US4086084 Refining of metals |
| 04/11/1978 | US4083717 Separation of three metallurgical phases by decantation |
| 03/28/1978 | US4081371 Filtering of molten metal |
| 03/07/1978 | US4077799 Method and apparatus of refining crude cadmium |
| 02/28/1978 | US4076521 Method for continuously blowing materials into molten slags |
| 02/21/1978 | US4075414 Apparatus for regulating the immersion depth of electrodes in electrode-melting furnaces |
| 02/21/1978 | US4075303 Method of preparation of ceramic foam |
| 02/14/1978 | US4073640 Method of melting slag |
| 02/07/1978 | US4072506 Method of separating hafnium from zirconium |
| 01/10/1978 | US4067731 Purification of aluminum and its alloys |
| 01/03/1978 | US4066446 Thermally bloated fireclay (scr verilite) ladle insulation |
| 12/27/1977 | US4065294 Energy conserving process for purifying iron oxide |
| 12/20/1977 | US4063721 Method for the separation of segregations and impurities from material mixtures by centrifuging and equipment for the execution of the method |
| 12/06/1977 | US4061493 Method for removing undesired elements, particularly H2 and O2, in electroslag remelting and an arrangement for carrying out the method |
| 11/29/1977 | US4060408 Melting process |
| 11/01/1977 | US4056586 Method of preparing molten metal filter |
| 10/25/1977 | US4055215 Hot-top for the production of ingots using an electroslag remelting process |
| 10/18/1977 | US4054446 Sulfidizing copper sulfide, chlorination |
| 10/04/1977 | US4052198 Method for in-line degassing and filtration of molten metal |
| 10/04/1977 | US4052195 Method for melting iron-containing material |
| 09/20/1977 | US4049901 Electroslag furnace |
| 09/20/1977 | US4049438 Non-ferrous metal recovery from deep sea nodules |
| 09/20/1977 | US4049437 Electromagnetic field |
| 09/20/1977 | US4049248 Dynamic vacuum treatment |
| 09/13/1977 | US4047938 Process for refining molten metal |
| 09/13/1977 | US4047934 Heating, molten salt bath |
| 09/13/1977 | US4047555 Method of and apparatus for positioning consumable electrodes in an electroslag remelting bath |
| 09/06/1977 | US4046559 Pyrometallurgical system for liquid-liquid contacting |
| 08/30/1977 | US4045006 Apparatus for continuous vacuum-refining of metals |
| 08/23/1977 | US4043803 Process for the manufacture of a compacted synthetic flux based on calcium fluoride |
| 08/23/1977 | US4043802 Purification, crystallization |
| 08/16/1977 | US4042223 Arrangement for and a method of introducing particulate material into molten baths |
| 08/09/1977 | US4040610 Apparatus for refining molten metal |
| 08/02/1977 | US4039022 Process for producing elongated ingots of steel |
| 07/26/1977 | US4038069 Heat-insulating agent for molten metal |
| 07/26/1977 | US4038068 Method of melting copper alloys with a flux |
| 07/26/1977 | US4038066 Method of stripping base metals from fused salts |
| 07/19/1977 | US4036637 Dissolving in a molten metal solvent |
| 07/19/1977 | US4036480 Centrifugal separation of mixtures of at least partially molten metals, metal compounds and/or metal-containing slags into individual constituents |
| 07/05/1977 | US4033762 Method for preventing oxidation of melted metal |
| 07/05/1977 | US4033563 Device for the separation of mixtures of at least partially molten metals, metal compounds and/or metal-containing slags in a centrifugal force field |
| 06/28/1977 | US4032124 Apparatus and method for in-line degassing and filtration of molten metal |
| 06/14/1977 | US4029302 Device for separation of mixtures of at least partially molten metals and/or metallic compounds into at least two phases of different density |
| 06/07/1977 | US4027861 Apparatus for continuous vacuum-refining of metals |
| 06/07/1977 | US4027720 Method of producing homogenous ingots of high-melting, nitrogen-containing alloys |
| 05/31/1977 | US4027092 Electrode holder of a multielectrode furnace |
| 05/31/1977 | US4026698 Removal of tin from molten iron by chlorination, using oxygen to conserve chlorine and to produce tin oxide |
| 05/17/1977 | US4024212 Ceramic foam and method of preparation |
| 05/17/1977 | US4024056 Filtering of molten metal |
| 05/17/1977 | US4023783 Degasing of liquid metals, in particular of liquid steel, by vacuum jet |
| 05/17/1977 | US4023739 Lining element for pulp refiners |
| 05/10/1977 | US4022614 Fluoride flux |
| 05/10/1977 | US4022264 Electroslag refining |
| 05/03/1977 | US4021234 Method for removing impurities in liquid metal |