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Matches 351 - 400 out of 2,542

Document Document Title
JP2015137395A
To separate yttrium and zinc efficiently.A separation method of yttrium and zinc for separating yttrium and zinc from a nickel sulfate solution containing yttrium and zinc by solvent extraction, is provided. When solvent extraction is pe...  
JP2015124389A
To provide a manufacturing method of zinc oxide ore which can reduce fluorine concentration of the zinc oxide ore to low concentration while keeping zinc grade of the zinc oxide ore and running efficiency of a rotary kiln.A manufacturing...  
JP2015124388A
To provide a manufacturing method of zinc oxide ore which can reduce fluorine concentration of the zinc oxide ore to very low concentration while keeping zinc grade of the zinc oxide ore and running efficiency of a rotary kiln.A manufact...  
JP2015120948A
To provide a method for manufacturing a zinc oxide ore, capable of stably holding a collection rate of zinc in a reduction roasting step at a desirable level in a site manufacturing a zinc oxide ore using a pellet consisting of steel dus...  
JP5742360B2  
JP2015110811A
To provide, when recovering a rare earth element by a sulfuric acid double salt precipitation method, a method which enables stable recovery of the rare earth element even when a scale of execution of the rare earth element recovery is e...  
JP2015516033A
本発明は、亜鉛溶液浄化におけるカドミウム 除去工法を提供し、良好なカドミウム除去効 果を奏する。本発明は、浄化効果が優れた亜 鉛溶液浄化方法を提供する。本発明の亜...  
JP5729073B2  
JP5722122B2  
JP5719320B2  
JP5699918B2  
JP2015510483A
赤泥を処理するためのプロセスを提供する。 例えば、このプロセスは、赤泥をHClで浸 出させて、第一の金属(例えば、アルミニウ ム)のイオンを含む浸出液と、固体とを...  
JP2015059264A
To provide a method of operating a reduction roasting furnace which can stably improve iron grade of a reduced iron raw material, produced subsidiarily from steel dust, to specified desirable quality in the whole process of production of...  
JP5690137B2  
JP2015048525A
To provide a recovery method of germanium capable of efficiently and inexpensively recovering germanium with high quality from a solution containing germanium with high recovery rate.A recovery method of germanium includes a germanium su...  
JP5682567B2  
JP2015038251A
To provide an operation method which prevents decrease of the production quantity by suppressing decrease of the treatment capacity of a dezincification plant used in a dezincification step of wet refining of nickel by high-pressure acid...  
JP5676649B2  
JP5661197B2  
JP5660248B1
【課題】ニッケルの湿式製錬の脱亜鉛工程に て用いられる脱亜鉛プラントの立ち上げに際 し、その脱亜鉛プラントにおける処理量の低 下を抑制して生産量の減少を防ぐととも...  
JP2014534346A
浸出工程から高温の水蒸気を含有する排ガス を外に送り出し、浸出工程に高温に加熱した 酸性溶液を送り込む、金属の湿式冶金製造に おける浸出工程で硫化金属精鉱を浸出す...  
JP2014234535A
To provide a method for efficiently recover copper and zinc from neutralizing precipitate containing copper and zinc.A method for recovering copper and zinc from neutralizing precipitate containing iron, copper, zinc, aluminum, and a sil...  
JP5632359B2  
JP2014218697A
To provide a method for producing zinc eliminating additional cost for dechlorination, suitable for treatment to an electric furnace or the like largely containing chlorine, capable of producing a zinc ground metal with high purity of pu...  
JP2014214360A
To provide a production method which improves the productivity of a zinc oxide sintered mine and includes a drying heating step, using a drying heating rotary kiln (DRK), of reducing the carry-over of an input object in a drying heating ...  
JP2014214333A
To provide a valuable metal recovery method capable of sufficiently recovering noble metals remaining in a waste liquid, rare earth elements, and other metals, namely valuable metals without causing corrosion of a furnace and capable of ...  
JP2014529678A
本技術は、電気アーク炉(EAF)ダストを リサイクルするための例示的な装置と、この 装置に関連する使用方法とを提供する。この 装置は、分離容量部に対して結合された...  
JP2014529679A
本発明は、金属スクラップの組成の分光分析 を行う前に表面被覆を除去するために少なく とも1つの液体を用いて金属スクラップが処 理される、金属スクラップ、特に鋼鉄ス...  
JP2014201793A
To micronize scrap or ingot-shaped aluminum by a simple and safe method and to use the same for a reducing agent.Scrap or block-shaped aluminum is dissolved, is thereafter discharged from a heating furnace and is allowed to cool. The sur...  
JP2014201784A
To provide a metal recovery method in which appearance quality of the metal is high.A metal recovery method in which a manganese clinker (a first mixture) including manganese as a main component is recovered from a waste dry cell includi...  
JP2014193455A
To provide a method for reducing environmental loads caused by mine wastes, which will, over time, react with water and atmospheric oxygen to create sulfuric acid and dissolved metals, and which is a problem known as Acid Rock Drainage o...  
JP2014526614A  
JP2014525985A  
JP2014185063A
To provide a technique to recover a composite oxide of In, Ga, and Zn, which is a raw material of a sputtering target of an IGZO sintered compact, from scrap of the sputtering target with a simple method, and thereby to provide a techniq...  
JP2014524519A  
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...  
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 ...  
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...  
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  
JP5576221B2  
JP5576901B2  
JP5572928B2  
JP5571345B2  
JP5565354B2  
JP5567564B2  
JP5566562B2  
JP5563093B2  

Matches 351 - 400 out of 2,542