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Matches 551 - 600 out of 2,469

Document Document Title
JP2010190551A
To provide a method for charging recycled reduction materials into a furnace to hold the recycled reduction materials at a predetermined position.In the method for charging recycled reduction materials, a tire is rolled and charged into ...  
JP2010179209A
To clean a contaminated soil efficiently and stably.This method of cleaning a contaminated soil comprises the following processes. First, a seedling nursing process is to fill a large number of cells, fitted to a tray body of a plug tray...  
JP2010528254A  
JP2010180472A
To provide a method for separating zinc from a galvanized steel scrap in which zinc can be efficiently removed without dissolving and sticking iron.The method for separating zinc from a galvanized steel scrap includes heating the scrap f...  
JP2010180430A
To provide an extracting agent for highly selectively recovering a noble metal, such as gold, palladium, platinum, especially gold, contained in the waste electronic materials or the waste electronic device, and the extracting agent for ...  
JP2010180461A
To provide an apparatus for recovering zinc with which high quality zinc having reduced chlorine content, is efficiently recovered from dust containing zinc oxide.The apparatus for recovering zinc includes; a furnace body 7, in which dus...  
JP2010528180A  
JP4524493B2  
JP4525009B2  
JP4525453B2  
JP2010168625A
To recover a higher purity reclaimed solder when oxidized scum is removed from solder dross, and also to dispose of only the oxidized scum without entraining the reclaimed solder.An agitation unit 3 is set to an opening 2a of a solder me...  
JP4511519B2  
JP4506017B2  
JP4499306B2  
JP2010138490A
To provide a method of easily recovering a zinc compound suitable for a zinc-smelting material by generating a precipitate containing substantially no chlorine or sodium from a zinc chloride solution having high chlorine concentration. T...  
JP4481715B2  
JP4478585B2  
JP2010121179A
To provide a more efficient method and specific condition for increasing an enrichment rate of zinc and a collection rate of zinc, in a process of collecting the zinc by reducing a by-product containing iron and zinc such as dust and slu...  
JP4470888B2  
JP4465496B2  
JP4461283B2  
JP4459746B2  
JP2010508440A  
JP4431767B2  
JP2010053376A
To manufacture briquettes with increased strength, even when using minimal quantities of binder and water.The briquette manufacturing method includes a process where an iron oxide raw material and/or a carbonaceous substance are crushed;...  
JP4427686B2  
JP2010043310A
To efficiently produce high purity zinc by electrolyzing zinc chloride generated as a by-product by a zinc reduction method and to produce silicon by the zinc.A method of producing zinc comprises: a distillation step of obtaining purifie...  
JP2010043344A
To provide an apparatus and a method for recovering metal by which the metal is efficiently recovered from an acid waste fluid produced when removing a metal element in an aquatic product and the eluate can be reused.The apparatus compri...  
JP4420216B2  
JP4417152B2  
JP2010031356A
To provide a method for producing reduced iron using high zinc-content iron ore with which the effective utilization can be obtained.This method for producing the reduced iron using the high zinc-content iron ore is characterized in that...  
JP2010031355A
To provide a method for producing luppe using high zinc-content iron ore with which the effective utilization can be obtained.This method for producing the luppe using the high zinc-content iron ore is particularly used as the followings...  
JP2010031302A
To provide a hydrometallurgical process comprising: a step (1) for obtaining an aqueous solution of crude nickel sulfate by high temperature-pressure acid leach of a nickel oxide ore; a step (2) for obtaining a zinc-free final solution; ...  
JP2010504269A  
JP2010018865A
To manufacture briquettes with enhanced strength even if reducing consumption of a binder and water to the utmost.The method includes a step for forming primary particulates using the metal oxide powder containing iron oxide and at least...  
JP4399567B2  
JP2010008030A
To improve a concentration of zinc in dust without increasing production cost while performing stable operation, in a method of producing molten metal by melting iron-based scrap by using a vertical melting furnace.Shredded iron-based sc...  
JP2010007181A
To provide a method for producing reduced iron by which in the case of producing the reduced iron from iron ore by using a shifting-type hearth furnace, dust containing zinc content in the iron ore with the usable concentration as a zinc...  
JP2010007182A
To provide a method for producing reduced iron by which in the case of producing the reduced iron from iron ore by using a shifting-type hearth furnace, dust containing zinc content in the iron ore with the usable concentration as a zinc...  
JP2010007180A
To provide a method for producing pig iron by using iron ore with a high content of zinc, which can effectively use the iron ore with the high content of zinc and can solve a problem that both of zinc and iron are in short supply.The met...  
JP4398021B2  
JP2010001524A
To provide a method of making zinc content in dust in iron manufacturing low, in which processes are made efficient while using a magnetic separation method, and which is economically excellent.The method for making the zinc content in t...  
JP2009293090A
To provide a lead splash condenser facility that can enhance the efficiency of a condenser, which is the efficiency in collecting zinc, while inhibiting the space from being blocked and splashed lead from being carried to the outside of ...  
JP2009544846A  
JP4386469B2  
JP2009287051A
To provide a zinc recovery device which can efficiently recover zinc from zinc-containing ash.The zinc recovery device 5A by which zinc is recovered from zinc-containing flying ash, is provided with: a melting-reducing tank 19 storing fl...  
JP2009281617A
To provide an exhaust gas treatment method for a rotary hearth furnace, increasing an exhaust gas flow velocity in comparison with a conventional one, and suppressing attachment of dense solid materials to a duct even when the exhaust ga...  
JP2009281687A
To provide a method and a device for recovering valuables from exhaust gas of a heating furnace containing the valuables which do not oxidize valuable metal because of the treatment the exhaust gas emitted from the heating furnace such a...  
JP4376918B2  
JP4365124B2  

Matches 551 - 600 out of 2,469