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Matches 351 - 400 out of 2,469

Document Document Title
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  
JP5396879B2  
JP5397020B2  
JP5396000B2  
JP5396991B2  
JP5392695B2  
JP5397021B2  
JP5390791B2  
JP5380536B2  
JP5374040B2  
JP5375631B2  
JP5374041B2  
JP5377998B2  
JP5365708B2  
JP2013543052A  
JP5354486B2  
JP2013234368A
To obtain zinc in which the content of carbon is reduced, and further to obtain high purity silicon, in which the content of carbon is reduced, by a zinc reduction method using the zinc having a low carbon content.In a method for refinin...  
JP2013542321A  
JP2013540889A  
JP5336472B2  
JP5332806B2  
JP5324544B2  
JP2013538939A  
JP5317273B2  
JP5312845B2  
JP5303779B2  
JP5303786B2  
JP2013185179A
To provide a hydrometallurgical method for nickel oxide ore, with which it is possible to improve the filtering characteristics in a dezincification step in which a neutralized liquid that contains zinc besides nickel and cobalt is sulfi...  
JP5288778B2  
JP5281779B2  
JP2013170291A
To provide a dezincing apparatus which can cope with an increase in throughput and can realize uniform heating irrespectively of the properties of a galvanized steel sheet.A dezincing apparatus is provided with: a heating vessel 10 in a ...  
JP2013159797A
To provide a method of producing reduced iron, capable of continuously operating a rotary kiln for a long period of time by preventing generation of deposits on an inner wall of the rotary kiln.A method of producing reduced iron includes...  
JP2013159838A
To provide a treatment method of zinc slime, by which a zinc slime (a mixture of a zinc hydroxide and another) generated in a non-ferrous smelting step and a chlorine-containing resin are recycled as a zinc smelting raw material, and als...  
JP2013155402A
To provide a method of producing economically recyclable high concentration zinc cake of a zinc concentration of at least 40%, by efficiently separating zinc present in a waste galvanization solution from iron at low cost.A zinc composit...  

Matches 351 - 400 out of 2,469