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Matches 551 - 600 out of 2,507

Document Document Title
JP2011131195A
To recover manganese oxide from a dry cell by a low-cost method.The method for recovering manganese oxide from the dry cell includes: a crushing/sieving treatment process of crushing and then sieving the dry cell and obtaining a crushed ...  
JP4715022B2  
JP2011127156A
To provide a method of recovering a metal with excellent economic efficiency.The metal is recovered through the following processes: (1) a leaching process of reducing trivalent iron ion to divalent iron ion by iron reduction bacteria an...  
JP4681623B2  
JP2011083733A
To provide a method for regenerating an organic solvent whose extraction capacity is deteriorated with a simple processing step and high regeneration effect with regard to organic solvents and the like that extract indium from a tin elec...  
JP2011080127A
To provide a zinc separation method and an appliance for separating zinc which separate zinc from iron material having deposited zinc while preventing oxidation of iron material part of the iron material having deposited zinc although th...  
JP2011073965A
To provide a method for manufacturing a zinc oxide powder by recycling a zinc-containing waste acid.The method for manufacturing the zinc oxide powder by recycling the zinc-containing waste acid comprises: a step of recovering the zinc-c...  
JP2011074426A
To produce a briquette whose strength can be increased even when the amount of a binder used is reduced as far as possible.A method for producing the briquette includes: a step of forming primary granules with an apparent density of 1,00...  
JP2011062644A
To provide a method for recovering valuable resources from disposed matter capable of recovering efficiently and purely valuable metals such as iron, zinc, copper, and lithium, valuable oxides, or halogen compounds such as salt, and pota...  
JP2011052273A
To provide a method for removing tin from a tin-containing material, in which tin can easily be removed.The method for removing tin from a tin-containing material includes: a leaching stage where tin is leached from the tin-containing ma...  
JP2011045875A
To provide a method for removing cadmium and zinc from soil.The invention relates to a method for removing cadmium and zinc from soil and optionally a method for recovering cadmium and zinc using Thlaspi caerulescens originating subspeci...  
JP2011042850A
To provide a dezincification apparatus which can extremely inexpensively and surely remove zinc, and to provide a dezincification method therefor.This dezincification apparatus includes: an induction heating container 50 which has an inp...  
JP2011038129A
To provide a concrete method and suitable conditions for effectively utilizing Fe content while suppressing the content of accessory Zn with respect to a wet type magnetic adhesion sorting technique for effectively utilizing the Fe conte...  
JP2011038182A
To provide a method for extracting valuable metals from an acidic or ammonia aqueous solution.A solvent extraction composition is provided which comprises one or more orthohydroxyarylaldoximes or orthohydroxyarylketoximes and one or more...  
JP4639398B2  
JP4635231B2  
JP2011032516A
To reduce the recovery cost of copper by reducing the content of copper in residue after separation treatment of lead in copper converter dust treatment.The treatment method for copper converter dust includes: an oxidation-acid leaching ...  
JP2011026687A
To reduce residue from refining dust discharged in copper refining, and to increase the throughput of the raw material for the refining dust.The method for treating copper converter dust includes: a dilute sulfuric acid leaching treatmen...  
JP2011006749A
To provide a method for effectively and economically separating and collecting elements such as copper which coexists in iron scrap.This separation and collection method includes: melting the iron scrap; bringing the obtained melt of the...  
JP4606951B2  
JP2010284593A
To efficiently recover water and a metal from washing wastewater in electroplating.The method for recovering the water and metal from the washing wastewater in the electroplating includes an iron insolubilizing step for oxidizing a bival...  
JP2010285655A
To provide a metal recovering method in which, when valuable metal-containing waste water is fed to a chelating resin column to allow ions of the metal to be adsorbed and then the metal ions adsorbed by the chelating resin are eluted for...  
JP2010275568A
To provide a co-refining method for zinc and lead which efficiently obtains zinc and lead from zinc sulfide ores, and to provide a zinc-lead co-sintering apparatus suitable for the method.In the method of co-refining zinc and lead, a raw...  
JP2010269306A
To efficiently decrease the concentrations of a heavy metal and a sulfate ion in the washed filtrate which is generated when dust is treated and solid-liquid separation is performed and which contains potassium and chlorine as main compo...  
JP2010253432A
To recover manganese oxide from a dry cell by a low-cost method.The method of recovering manganese oxide from a dry cell includes: a crushing/sieving treatment process of crushing and then sieving the dry cell and obtaining a crushed mat...  
JP4580256B2  
JP2010248558A
To provide a method for igniting a raw material in an ignition burner by which an accidental fire trouble is eliminated and a consumption unit of fuel used for the ignition burner is reduced in a sintered mass producing process using a t...  
JP2010236069A
To provide a processing method by which slag discharged from a converter in copper smelting is transformed into a raw material for iron making. In the method for continuously processing converter slag produced in a copper smelting proces...  
JP2010235371A
To provide a method for efficiently reduce the content of zinc in cement without influencing the quality of the cement.The method for removing zinc from a cement firing kiln comprises charging a combustible substance in a region in the c...  
JP2010235962A
To provide a method for recycling electric furnace dust, in which the electric furnace dust is recycled into the electric furnace by handling the electric furnace dust with a lifting-magnet crane while maximizing a recycling ratio of a t...  
JP4548655B2  
JP2010196162A
To provide a method for removing a metal element from an organic phase (A) which is produced in a back extraction step constituting a solvent extraction process and contains an amine-based extractant that carries chloro complex ions of t...  
JP4538663B2  
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  

Matches 551 - 600 out of 2,507