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Matches 351 - 400 out of 2,507

Document Document Title
JP2014173140A
To provide a method for recycling converter dust, in which the converter dust, that is obtained by using zinc-containing dust as an iron source and generated by blowing, can be recovered easily and surely as a blast furnace raw material....  
JP2014173121A
To recover valuable metals contained in waste, e.g. municipal refuse incineration ash or sludge, at low costs.Dust containing valuable metals is recovered in a cement production process using a cooling tower 3 which cools the whole of a ...  
JP2014524519A  
JP2014173188A
To recover valuable metals contained in waste, e.g. municipal refuse incineration ash or sludge, at low costs.A method of recovering valuable metals from a cement production process using a cooling tower 3 for cooling the whole of combus...  
JP2014173109A
To provide an apparatus and a method which enable recovering and utilizing a zinc ingredient and coke powder contained in dust discharged from the cupola furnace body.A recovery apparatus includes: a first classifier which communicates w...  
JP2014162960A
To provide a zinc oxide ore production method which produces zinc oxide ore from halogen-containing ore, and can produce high-quality zinc oxide ore by maintaining a sufficiently desirable halogen removal rate while performing operation ...  
JP2014159631A
To provide a metal refining device capable of improving the refining efficiency of metal without accompanying the addition of equipment and the time for maintenance.The metal refining device comprises: a molten metal holding vessel (10) ...  
JP2014521831A  
JP5576901B2  
JP5576221B2  
JP5572928B2  
JP5571345B2  
JP5567564B2  
JP5565354B2  
JP5566562B2  
JP5563093B2  
JP5563763B2  
JP2014133925A
To prevent a reduction of production by suppressing a decrease in throughput in a dezincification plant at the start-up of the dezincification plant used in a dezincification step of nickel wet-refining, and to efficiently conduct filtra...  
JP5554481B2  
JP5554478B2  
JP5541736B2  
JP5540574B2  
JP5533076B2  
JP5512482B2  
JP5512771B2  
JP2014095132A
To provide a method for recovering rare metals which allows for utilizing input materials without waste, and regenerating the input materials easily so as to recycle, and to provide a device for recovering rare metals which can be easily...  
JP2014084509A
To provide a method in which additional cost is suppressed, halogen and cadmium included in crude zinc oxide can be efficiently removed in production of zinc oxide ore.A production method of zinc oxide ore includes: a wet process S20 in ...  
JP2014510841A  
JP5481966B2  
JP5471054B2  
JP2014062304A
To provide a method for producing a zinc oxide ore from a raw ore containing fluorine, by which the fluorine concentration in the zinc oxide ore can be reduced to an extremely low concentration while maintaining the productivity of the z...  
JP2014506959A  
JP5444024B2  
JP5444821B2  
JP2014046264A
To provide an ion exchanger having thermostability and durability for use at high temperature under presence of water and a collection method capable of collecting useful metals and toxic metals at high temperature.An ion exchanger is ob...  
JP2014506288A  
JP5440822B1  
JP2014040639A
To efficiently provide, based on a wet method, a metal of a high purity without proliferating environmental loads or generating effluents.The provided method for manufacturing a metal has the following characteristics: within an electrol...  
JP5433994B2  
JP5435058B2  
JP2014037562A
To provide a production method of high purity zinc vapor in which even when being a solid crude zinc including As and/Sb as an impurity element, contents of As and/or Sb can be reduced.A production method of zinc vapor includes a process...  
JP5428495B2  
JP5425486B2  
JP5428534B2  
JP5411928B2  
JP2014025127A
To provide a method for treating zinc slime as a method of recycling, as a zinc refining raw material, a chlorine-containing resin and zinc slime (mixture of zinc hydroxide and the other mixture) produced in a non-ferrous refining step, ...  
JP2014025141A
To provide a processing method of efficiently recovering gallium at low cost with the minimum amount of alkali hydroxide in an alkali fusion method for recovering gallium from an InGaZn waste material.A method of recovering gallium inclu...  
JP5406630B2  
JP2014015647A
To recover high purity cobalt at a high recovery by suppressing the loss of cobalt while reducing copper from an acidic aqueous solution with a high purity concentration as possible.In the method for recovering cobalt from a copper-conta...  
JP5403814B2  

Matches 351 - 400 out of 2,507