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Patent Searching and Data


Matches 351 - 400 out of 2,562

Document Document Title
JP2016035090A
To provide a novel metal recovery method that is convenient, requires lower costs and has excellent selectivity, and a metal recovery agent for use therein.The present invention provides a process for the separation precipitation/recover...  
JP5881885B1
[Subject] Especially the present invention pays its attention to reduction processing gas containing zinc steam which occurs when manufacturing reduced iron from electric furnace dust containing iron oxide and a zinc oxide on the occasio...  
JP5881886B1
[Subject] The present invention pays its attention to reduction processing gas containing metal zinc steam which occurs when manufacturing reduced iron from electric furnace dust containing iron oxide and a zinc oxide, Let it be a subjec...  
JP5862305B2  
JP5854460B2  
JP5849687B2  
JP2016017194A
To easily and appropriately obtain a surface condition in an outer periphery of a mineral particle, as mineral properties of an ore containing a target mineral.A data processing apparatus is configured by including: data acquisition mean...  
JP2015232084A
To provide a metal scavenger that facilitates purification and allows easy and efficient recovery of metal, a production method thereof, and a metal recovery method that allows easy and efficient recovery of metal.A water-soluble metal s...  
JP2015535886A
In order to obtain a leaching solution and a solid in which it is a process for preparing alumina, and this process contains aluminum ion and magnesium ion, process;MgCl2 which exudes aluminum content material by HCl and separates this s...  
JP2015226860A
To provide an effective method for recovering copper, zinc and iron as metals or their compounds from acidic mine waste water.Provided is a method for treating acidic mine waste water where acidic mine waste water at least comprising cop...  
JP5832183B2  
JP5832184B2  
JP5820070B2  
JP2015206077A
To provide a method and an apparatus for separating and recovering a manganese component and a zinc component contained in a waste dry cell from the waste dry cell, and recovered substances.A manganese dry cell and/or an alkali manganese...  
JP5813506B2  
JP2015202474A
To provide a processing method of a flue gas where dust in an exhaust gas from the flue gas is separated and removed by a simple facility using a dry electrostatic precipitator and a high dust removal ratio can be stably maintained.A pro...  
JP2015182071A
To provide a method that removes a metal from the metal-containing organic-solvent solution with high efficiency.A method for removing a metal in an organic-solvent solution comprises dissolving a polymer in the metal-containing organic-...  
JP2015178675A
To provide a metal collection method capable of reducing a use amount of a chelator.The metal collection method of the invention comprises: a composite forming step for forming a composite of a metal in a sample and chelator in a mixture...  
JP5786021B2  
JP2015527491A
This method is based on the re-circulation of solution or the solution of low iron content in such a method, ideal for the final acid state acquired to precipitate as jarosite for iron which does not contain iron. In change of the presen...  
JP2015527492A
Recovery method of the base metal from a sulfide ore and pure ore The present invention is a new method of collecting base metals from a sulfide ore and pure ore, and indicates the method of mixing the ore of a base metal with ferric sal...  
JP2015157992A
To provide a method of removing impurities in an organic solvent which enables efficient separation of the organic solvent and impurities.A method of removing impurities in an organic solvent includes a neutralization step of adding a ne...  
JP5770118B2  
JP2015148008A
To provide a recovery system of high purity indium by a molten salt refining electrolytic method of conductive ITO (InO-SnO) scrap which is a main material for liquid crystal.There is provided a recovery system of high purity indium incl...  
JP5764264B2  
JP5762335B2  
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
The present invention provides a cadmium removal construction method in zinc solution purification, and produces a good cadmium removing effect. The present invention provides a zinc solution purification method which was excellent in th...  
JP5729073B2  
JP5722122B2  
JP5719320B2  
JP5699918B2  
JP2015510483A
A process for processing 赤泥 is provided. For example, this process makes 赤泥 ooze by HCl, and may include a process of obtaining a leaching solution containing ion of the first metal (for example, aluminum), and a solid, and a pro...  
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
[Subject] While controlling a fall of a throughput in the 脱亜鉛 plant and preventing reduction in the quantity of production on the occasion of starting of a 脱亜鉛 plant used at a 脱亜鉛 process of hydrometallurgy of nickel, a...  
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...  

Matches 351 - 400 out of 2,562