Matches 1 - 22 out of 22


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US20150013497 PROCESS FOR RECOVERY OF IRON/STEEL FROM MILL SCALES AND FINES  
A process for recovering iron/steel from scrap mill scales and fines is disclosed. A process in accordance with embodiments of the present invention comprises mixing mill scales and fines with...
US20080307926 Method for Determining the Properties of the Content of an Arc Furnace  
In a method for determining a dividedness and/or position of a batch material (7) existing essentially in the solid phase in an arc furnace (1) having a furnace vessel (2), acoustic signals (Ne,...
US20110129891 Process for Controlled Homogeneous Acid Leaching  
A method for leaching a material containing one or more target metals using an acidic leaching solution to extract said one or more target metals, said method including (I) empirically determining...
US20130333521 METHOD OF CONTROLLING ROTATIONAL SPEED OF IMPELLER  
A load current value I of a motor rotationally driving an impeller is read out when the impeller is rotated at a predetermined set rotational speed X0, and the rotational speed of the impeller is...
US20100011907 EXTRACTION OF METALS FROM SULPHIDE MINERALS  
Nickel entrained in the sulphide mineral pyrrhotite is engineered to dissolve in leaching acid in a two step procedure. First, a slurry of the mineral and the acid is activated by oxidation. This...
US20110209579 SYSTEM FOR FURNACE SLOPPING PREDICTION AND LANCE OPTIMIZATION  
A method of making steel in a vessel comprising providing a lance for blowing oxygen on the surface of the steel in the vessel, the lance joined to a lance carriage and in communication with an...
US20110011209 METHOD FOR PRODUCING MOLTEN IRON  
A method for producing molten iron by melting an iron source material using an iron bath-type melting furnace comprising a top-blowing lance at an upper part of the furnace, a bottom-blowing...
US20080034922 Method of Degassing Molten Metal  
To degas a molten metal, a receptacle containing the molten metal and a layer of slag over the molten metal is positioned in a chamber, and the chamber is evacuated. As the pressure in the chamber...
US20120000315 Method and Device for Controlling Vibrations of a Metallurgical Vessel  
In a method and a device for controlling vibrations of a metallurgical vessel that occur while gas is being injected into liquid molten metal located in the metallurgical vessel, a certain total...
US20100326240 CONTROL METHOD FOR MELTING A METAL CHARGE AND WEIGHING DEVICE USED IN SAID METHOD  
A control method for melting a metal charge in a furnace comprising at least a hearth containing the metal charge and a roof. The method provides that the hearth is weighed by means of a plurality...
US20140047951 Method for Recovering Hard Material Particles  
A process for recovering hard material particles which are present in a residue quantity, which is in a free-flowing or pourable form, of a hard metal which has a matrix consisting of a steel,...
US20090193936 METHODS AND APPARATUS FOR AN OXYGEN FURNACE QUALITY CONTROL SYSTEM  
A method for control of a basic oxygen furnace includes creating a computer-implemented model of the basic oxygen furnace based on support vector regression (SVR) such that the model is configured...
US20090107295 Method and apparatus for the recovery of refractory debris materials and ladle slags as process slags in iron metallurgy producton in eafs, and the related metering to the furnace for the formation of the process slag  
A method for the recovery of refractory debris materials and ladle slags as process slags in the iron metallurgy production in EAFs and the related metering to the furnace for the formation of the...
US20100071508 Method of regulating the output of carbon monoxide in a metallurgical melting process  
In a method of regulating the output of CO in steel production, oxygen is introduced into a melt to remove carbon present, the actual value of the carbon stream evolved from the melt is...
US20110048172 SYSTEMS AND METHODS FOR LEACHING A MATERIAL FROM AN OBJECT  
Embodiments of the present invention include methods and systems for leaching material from an object. Examples include leaching ceramic from metallic components. Other embodiments include...
US20080282841 Method and Device for Charging Feedstock  
A method and a device for charging feedstock, in particular coke or ore, and optionally separated fines of feedstock, for processing in a metallurgical vessel, to produce metal or primary metal...
US20120266722 METHOD AND APPARATUS FOR IMPROVED PROCESS CONTROL AND REAL-TIME DETERMINATION OF CARBON CONTENT DURING VACUUM DEGASSING OF MOLTEN METALS  
Methods and apparatuses for improved process control in metal smelting through measurement of off-gas profiles in real time. A tunable laser source is projected across a volume of off-gas and...
US20050284261 Batchwise working-up recycling materials in a rotatable reactor  
A process for batchwise working-up valuable metals containing recycling materials having a content of organic constituents so high that its use as smelting materials in conventional metal smelting...
US20070273071 Method and Apparatus for Controlling Metal Separation  
The invention relates to a method and apparatus for controlling a continuous metal removal in conjunction with a zinc preparation process, in which the metal removal is performed in one or more...
US20170016080 METHOD FOR LOADING AND DEPOSITING LOADED MATERIAL IN BLAST FURNACE, LOADED MATERIAL SURFACE DETECTION DEVICE, AND METHOD FOR OPERATING BLAST FURNACE  
A detection wave from a transmitting/receiving means is guided to the interior of a blast furnace via an antenna and a reflecting plate, and when a reflected wave from the surface of a loaded...
US20160320126 RAW MATERIAL SUPPLY APPARATUS, RAW MATERIAL SUPPLY METHOD AND FLASH SMELTING FURNACE  
A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace,...
US20150307960 MAGNESIUM REFINING APPARATUS AND MAGNESIUM REFINING METHOD  
A magnesium refining apparatus includes: a container that contains sample containing a magnesium compound; and a light concentrating device that concentrates sunlight to irradiate the container in...

Matches 1 - 22 out of 22