Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 4,638

Document Document Title
WO/2011/090402
The invention relates to the field for producing α, pseudo α and α+β titanium alloys from a secondary raw material, preferably for manufacturing sheet-like semifinished products, construction products and structural armor and can be ...  
WO/2011/090102
Disclosed is a means for efficiently collecting a platinum-group element by efficiently enriching the platinum-group element in a molten copper phase produced from a copper-iron scrap containing the platinum-group element. Specifically d...  
WO/2011/090402
The invention relates to the field for producing α, pseudo α and α+β titanium alloys from a secondary raw material, preferably for manufacturing sheet-like semifinished products, construction products and structural armor and can be ...  
WO/2011/078429
The present invention relates to a method and apparatus for manufacturing molten reduced iron using an iron-containing byproduct. It is an aim of the present invention to make an iron-containing byproduct produced in steelworks into good...  
WO/2011/068736
In various embodiments, provided are methods of refining silicon wherein impurities of different densities are separated and concentrated using centrifugal force, and controlled crystallization of molten silicon provides further purifica...  
WO/2011/063426
The invention provides an arc furnace electrode clamp assembly 10. The assembly includes two semi circular clamp segments 12 hingedly connectable along opposed edges to define closable tubular jaws 14 of a clamp. The assembly further inc...  
WO/2011/052993
The method for leaching impurities contained in molybdenum oxide concentrates according to the present invention comprises a step in which impurities in a molybdenum oxide concentrate are leached by the use of a leaching solution selecte...  
WO/2011/052993
The method for leaching impurities contained in molybdenum oxide concentrates according to the present invention comprises a step in which impurities in a molybdenum oxide concentrate are leached by the use of a leaching solution selecte...  
WO/2011/047937
The invention relates to a method for producing a γ-TiAl base alloy solidifying over the ß-phase (ß-γ-TiAl base alloy) by means of vacuum arc remelting, having the following method steps: smelting a base smelting electrode (2) of a c...  
WO/2011/049698
A device to generate and direct electric heat 10 for use over risers, drains, pathways and pour cups during solidification in which less than 2% plasma is utilized, comprising an outer shell 20 having one open heat delivery end 25, at le...  
WO/2011/049698
A device to generate and direct electric heat 10 for use over risers, drains, pathways and pour cups during solidification in which less than 2% plasma is utilized, comprising an outer shell 20 having one open heat delivery end 25, at le...  
WO/2011/045514
The invention relates to a method for producing a martensitic stainless steel, including a step of remelting an ingot of said steel beneath a layer of slag, followed by a step of cooling said ingot. Before the step of remelting beneath a...  
WO/2011/045513
The present invention relates to a method for producing a martensitic stainless steel that includes a step in which an ingot of the steel is remelted under a layer of slag, followed by a step in which the ingot is cooled. Before the skin...  
WO/2011/045515
The invention relates to a method for producing a martensitic stainless steel that includes a step in which an ingot of the steel is remelted under a layer of slag, a subsequent step in which the ingot is cooled and at least one austenit...  
WO/2011/035915
The invention concerns a recycling process for recovery of metals from Li-ion batteries. More particularly, an autogeneous process is disclosed for the recovery of Co from Li-ion batteries also containing Al and C, comprising the steps o...  
WO/2011/035187
A method of purifying an aluminum source includes dissolving an aluminum ion source to provide a first solution including aluminum ions having a pH of not greater than 4.0, adjusting the pH of the first solution with a tetraalkylammonium...  
WO/2011/035187
A method of purifying an aluminum source includes dissolving an aluminum ion source to provide a first solution including aluminum ions having a pH of not greater than 4.0, adjusting the pH of the first solution with a tetraalkylammonium...  
WO/2011/027858
Disclosed are: a copper alloy which has a lower electrical resistivity and a higher tensile strength than conventional copper alloys; and a method for producing the copper alloy. The copper alloy is characterized by being obtained by add...  
WO/2011/025648
An apparatus for melting an electrically conductive metallic material comprises an auxiliary ion plasma electron emitter configured to produce a focused electron field including a cross-sectional profile having a first shape. The apparat...  
WO/2011/023337
The present invention relates to a device for degassing molten steel, comprising an evacuation vessel (2), a pouring ladle (3), an inlet nozzle (4) with a gas purging device (5) arranged therein, and a discharge nozzle (1), wherein at it...  
WO/2011/022986
A method for purifying Al-Ti-B alloy melt comprises the following steps: (A) adding an industrially pure aluminum (Al) ingot into a reaction furnace and melting it, adding a high-temperature covering agent to cover the melt, and raising ...  
WO/2011/021940
A method and a device for a crucible (10) are described for temporary storage of a melt (40) such as molten metal, with the crucible (10) being equipped with a lid (24) with an inlet bend (14) that comprises an internal, arched bore (16)...  
WO/2011/019804
In one embodiment, the present invention relates generally to a multi-stage system for performing melt coalescence and separation, the multi-stage system. In one embodiment, the multi-stage system includes a first container for mixing a ...  
WO/2011/017643
A liquid containing receptacle having a filter is disclosed that in one form includes a nozzle. The filter includes a passage having a portion with a size that restricts the flow of a liquid there through unless sufficient pressure is ap...  
WO/2011/007578
Provided is a method for producing alloy ingots involving: a step in which alloy starting materials are introduced into the cold crucible of a cold crucible-type induction melting device and a molten pool is formed from the alloy startin...  
WO/2011/007261
The invention relates to the field of metallurgy and is intended, in particular, for smelting, reducing, alloying and treating steel. The technical result of the invention is that of simplifying the production process, increasing product...  
WO/2011/007261
The invention is used in the field of metallurgy, in particular, for smelting, reducing, alloying and treating steel. The method involves loading a feedstock and feeding pressurized natural gas and either air or oxygen from below to melt...  
WO/2011/007261
The invention is used in the field of metallurgy, in particular, for smelting, reducing, alloying and treating steel. The method involves loading a feedstock and feeding pressurized natural gas and either air or oxygen from below to melt...  
WO/2010/150873
Disclosed is a method for efficiently and economically separating and recovering elements, such as copper, that coexist in scrap iron, wherein scrap iron is melted and the molten product of scrap iron obtained is brought into contact wit...  
WO/2010/142791
The invention relates to a method and a device for remelting metal in an electric furnace, wherein material electrodes are melted on by forming a slag bath, and the melted-on metal of the material electrodes solidifies in block form in a...  
WO/2010/143536
Provided is a lance pipe that can be used economically. The lance pipe (1) introduces a injection gas into molten aluminum, and is characterized in that the tip of a gas introduction pipe (2) is provided with a detachable porous tip sect...  
WO/2010/142025
A use and a method for the purification of a metal selected from the group consisting of aluminum and aluminum alloys, wherein said metal is in a liquid phase and is contacted with a salt flux consisting of a binary mixture of NaCI and M...  
WO/2010/126016
Disclosed is a method for removing impurities from a flux, which is characterized in that the impurities in the flux are reduced by heating and melting the flux containing the impurities and blowing a gas that contains water vapor and/or...  
WO/2010/126017
Disclosed is a method for removing impurities from a flux, which is characterized in that the impurities in the flux are reduced by heating and melting the flux containing the impurities and blowing a processing gas that contains a halog...  
WO/2010/099640
A method of producing iron by smelting-reduction comprises the following steps: placing raw material in an iron smelting equipment, heating and reducing it to metal iron, heating the metal iron continuously to make it melt. The raw mater...  
WO/2010/097755
The method for reducing interstitial elements in alloy castings comprises the steps of: - pouring said alloy for the formation of a 5 casting; - allowing said alloy to cool; and it is characterized in that at least a peripheral region of...  
WO/2010/095360
Provided is a device for stirring a molten metal whereby bubbles formed by blowing a gas can be miniaturized and uniformized. A device (1) for stirring a molten metal equipped with a stirring blade (2) which is attached to the front end ...  
WO/2010/092863
Disclosed is a nickel alloy sputtering target, which enables the formation of a thermally stable silicide (NiSi) film, and does not easily cause aggregation of films nor excess silicidation. The nickel alloy sputtering target is reduced ...  
WO/2010/090353
Provided are titanium slabs for hot-rolling that can be fed into a general purpose hot-rolling machine that produces band-shaped coils without passing through any breakdown processes such, as blooming, or any reforming processes, and wit...  
WO/2010/090313
Provided are a device and method that can easily change the width of an active refractory metal slab that is smelted using an electron beam smelting furnace. The metal slab manufacturing device that uses electron beam smelting is configu...  
WO/2010/087227
Provided is a method for manufacturing a high-purity erbium, wherein a crude erbium oxide is mixed with a reduced metal, erbium is reduced and distilled by heating the mixed material in vacuum, the reduced and distilled erbium is molten ...  
WO/2010/087464
A microwave smelting furnace has a starting material feed opening at the top of a vertical furnace body, and a hearth member that can move up and down is provided in a hearth section. A microwave irradiation chamber that connects with th...  
WO/2010/082830
The present invention relates to an apparatus for continuous treatment of two immiscible molten liquids having different densities. The apparatus comprises at least one open-ended helical reaction channel (3) arranged inside a substantia...  
WO/2010/068140
The invention relates to the sphere of foundry work and can be used for casting any metals, including high-melting and chemically active metals. Electron-beam or plasma-jet melting of metal from a crystallizer into a crystallizer is carr...  
WO/2010/065401
The present invention is apparatus for, and method of, purification of silicon by electric induction heating and melting of silicon in a crucible or susceptor vessel, with subsequent directional partial cooling of the silicon melt to an ...  
WO/2010/065401
The present invention is apparatus for, and method of, purification of silicon by electric induction heating and melting of silicon in a crucible or susceptor vessel, with subsequent directional partial cooling of the silicon melt to an ...  
WO/2010/058188
The present invention relates to a method, and apparatus for the recovery of precious metals. Accordingly, it provides a continuous process for obtaining a precious metal composition from a feedstock material, the process comprising the ...  
WO/2010/058188
The present invention relates to a method, and apparatus for the recovery of precious metals. Accordingly, it provides a continuous process for obtaining a precious metal composition from a feedstock material, the process comprising the ...  
WO/2010/054853
A container for molten metal has at least one opening (4; 24) in which a refractory nozzle brick (5; 5'; 25; 25') is mounted. A refractory purge plug (10; 10') or a refractory sleeve (30; 30') defining an outlet opening (31; 31') is inse...  
WO/2010/054853
A container for molten metal has at least one opening (4; 24) in which a refractory nozzle brick (5; 5'; 25; 25') is mounted. A refractory purge plug (10; 10') or a refractory sleeve (30; 30') defining an outlet opening (31; 31') is inse...  

Matches 101 - 150 out of 4,638