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JP2012197512A |
To provide a method for separating noble metal from a scavenger material by which the noble metal can be more efficiently separated as compared to a known method of a prior art.A method for recovering noble metal includes steps of: (i) p...
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JP2012197500A |
To extract other rare metals, gold (Au), and silver (Ag) which have a high usage rate and a high price and are contained in fango discharged with hot spring but are not described as components based on the Hot Spring Law, although conten...
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JP5047892B2 |
There is provided a method of removing reactive metal from a metal-coated hydrocarbon conversion reactor system, comprising: contacting at least a portion of a metal-coated hydrocarbon conversion reactor system comprising a reactive meta...
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JP5043987B2 |
A method of electrochemical dissolution of ruthenium -cobalt (Ru-Co)-based alloy is disclosed, in which a Ru-Co-based alloy bulk is subjected into an electrolyte solution comprising about 50 wt.% to 75 wt.% of sulfuric acid, thereby elec...
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JP2012188681A |
To provide a method for recovering metal from a metal-containing product, which can efficiently recover metal from a metal-containing product in which a silica-containing epoxy resin hardened material and the metal are integrated.The met...
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JP2012188724A |
To establish a novel catalyst processing technique which can achieve both resource saving and product cost reduction by processing a used ceramic member that carries a noble metal.The method for processing the used ceramic member that ca...
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JP2012523247A |
The present invention relates to a surface-modified biomass which is crosslinked with an amine group-containing cationic polymer on the surface of a cell biomass, its preparation method, and a method for recovering valuable metals using ...
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JP2012184472A |
To provide a method for efficiently and safely separating and recovering silver from a used display panel containing the silver.The used display panel is crushed and the silver contained in the used display panel is made to leach out by ...
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JP5031998B2 |
To provide a method for recovering noble metals where noble metals can be efficiently recovered and recycled from a noble metal-containing disposal material disposed of from various fields. In the method for recovering noble metals, flux...
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JP2012522127A |
The invention relates to a method for increasing the concentration of platinum group metals in urban waste material. The method comprises obtaining particles of urban waste material; screening the particles of urban waste material by siz...
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JP5021331B2 |
Disclosed is a method for recovering a platinum group metal from a waste containing a platinum group metal such as iridium. This method comprises a step wherein an easily water-soluble chloride of a platinum group metal is obtained by re...
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JP5007983B2 |
The present invention provides a novel separation reagent capable of obtaining a high extraction % of rhodium in a chlorine-based acid solution, which has never existed heretofore, and a method for separating and recovering a platinum gr...
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JP5004104B2 |
To provide a method of efficiently separating and recovering Ru and/or Ir by removing impurities from an acid solution containing Ru and/or Ir (hereinafter called platinum group containing solution). In the method of recovering Ru and/or...
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JP5004103B2 |
To provide a method by which Ir extracted to TBP (tributyl phosphate) can be stably and almost perfectly back-extracted to a water phase through an easy operation. The method for back-extracting iridium extracted to tributyl phosphate (T...
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JP2012153968A |
To provide a treatment method by which noble metals such as Pt, Ru are easily and efficiently separated and recovered together with Al alloy being a substrate, as a method for recovering noble metals such as Pt, R from a recording medium...
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JP4999108B2 |
A process of leaching gold comprising the steps of: a) leaching copper from copper sulfide ore material that contains gold or contains silicate ore containing gold until the copper grade is reduced to 7.9 wt % or less; b) mixing the resu...
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JP5002615B2 |
To provide a recycling method for valuable metals which achieves efficient extraction, recovery and regeneration of In (indium) and Ag (silver) as electrode materials from waste products of flat panel displays such as a liquid crystal di...
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JP5000678B2 |
To provide a method of obtaining a refined iridium aqueous solution efficiently from an aqueous solution containing iridium and impurity elements. The method of removing the platinum group elements other than iridium from the aqueous sol...
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JP2012149318A |
To provide a method for effectively extracting and recovering palladium and platinum in a hydrochloric-acid acidic water solution by using a low-viscosity ion-liquid type extracting agent which has safety and in which an environmental lo...
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JP2012144770A |
To provide a platinum recovery method in which a platinum recovery ratio is increased by reducing a platinum loss ratio by a simple method when platinum is separated and recovered as an ammonium chloride salt by adding ammonium chloride ...
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JP4984123B2 |
To establish a method where the used material of a catalyst for exhaust gas purification using SiC anticipated that activity will increase from now is treated, and a noble metal(s) such as gold or a platinum group comprised therein is re...
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JP4984122B2 |
To establish a method where the used material of a catalyst for exhaust gas purification using SiC anticipated that activity will increase from now is treated, and a noble metal(s) such as gold or a platinum group comprised therein is re...
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JP4971165B2 |
Disclosed are a single crystal wire and other single crystal articles, and a manufacturing method thereof. The method comprises the steps of: placing into a growth crucible at least one metal selected from the group consisting of gold, c...
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JP4964814B2 |
The invention provides a process for surely obtaining rhodium sponge with content of tellurium reduced, while recovering Rh in rhodium sponge from a water solution of chlordene ammonium rhodate containing Te. By analyzing mass concentrat...
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JP4945744B2 |
To provide an extraction method for gold where gold can be extracted at high selectivity in one stage, and a special posttreatment process for a water phase used for stripping is not required, and to provide a recovery method therefor. I...
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JP4944262B2 |
To provide a method for recovering valuable metals by denitrifying valuable-metal-containing high nitrogen concentration and high salt concentration waste water with a granular bacterium by an anaerobic treatment device without diluting ...
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JP4939725B2 |
Processing shredder residues of metal-containing waste comprises producing, during processing of the shredder light fraction and the shredder heavy fraction in pre-processes and a main process, a raw shred fraction by separating at least...
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JP4934791B2 |
To provide a method for recovering, in high yield, ruthenium metal from compound oxides containing ruthenium used as a principal component of an electric resistor, etc., and metallic elements other than ruthenium and from ruthenium oxide...
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JP2012077343A |
To provide a method for refining high-purity bismuth while efficiently recovering valuable metals from lead anode slime.The method for refining bismuth includes the steps of: adding zinc to a bismuth molten metal containing at least silv...
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JP2012077373A |
To provide an efficient floatation process when recovering gold from a leached residue of a copper sulfide ore containing the gold or a copper sulfide ore containing a silicate ore containing the gold.The floatation process is applied wh...
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JP2012508825A |
The invention relates to a method for treating materials containing a mixture of plastic materials and metal materials, said method including: —crushing the material to be treated; pyrolysis of the crushed material; a first magnetic se...
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JP4916305B2 |
ABSTRACT A process of recovering platinum group metals (PGMs) from a pregnant solution or leachate containing PGM values and base metals, typically a cyanide solution or leachate. A non-selective precipitation of the PGM values and base ...
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JP4907708B2 |
A high purity Ru powder wherein the content of the respective alkali metal elements such as Na and K is 10 wtppm or less, and the content of Al is in the range of 1 to 50 wtppm. Further provided is a manufacturing method of such high pur...
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JP4897170B2 |
Compositions and methods for selectively binding metal ions from source solutions are disclosed. The compositions include 1) polyamide-containing ligands covalently bonded to a particulate solid support, and 2) polyamide-containing polym...
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JP2012041628A |
To provide an ore-dressing method with an air-carrying and wind power with which at the time of dressing the usual nonferrous metallic ore, as a concentrated method at the present, in which after crashing the ore into fine particles, a m...
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JP4885149B2 |
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JP2012036498A |
To provide a method for manufacturing iridium for removing impurities and obtaining iridium metal powder of high quality at a high yield in the solution reaction of reducing iridium contents into iridium.In the iridium manufacturing meth...
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JP4879743B2 |
Disclosed is a method of reducing a metal-oxygen compound wherein carbon acts as a reducing agent. The method includes in a first reaction stage, passing CO gas into a reaction chamber containing the metal-oxygen compound, under conditio...
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JP4882125B2 |
To provide a method for efficiently recovering high-purity silver from a silver compound containing bismuth, at a high recovery percentage. The method for recovering silver comprises at least the steps of: burning the silver compound con...
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JP2012031449A |
To provide a method for rapidly adsorbing rhodium that is slow in complex forming reaction and therefore, is difficult to be extracted and adsorbed, from the leachate of a vehicular exhaust catalyst, chemical reaction catalyst or the lik...
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JP2012031499A |
To provide a technology for inexpensively recovering gold, silver or rare metal from waste easily recovered on streets such as substrates or cell phones by easily using an ultra high-temperature region by a thermite melting method which ...
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JP4877754B2 |
To provide a new inexpensive palladium extracting agent which is a low environmental load CHON type extracting agent (an extracting agent composed of carbon, hydrogen, oxygen and nitrogen alone and capable of perfect incineration disposa...
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JP2012025994A |
To provide a method for separating and recovering a platinum group metal from nitric acid solution.A platinum group metal separating agent contains an amine compound and a sulfur-containing amide compound as effective components, shown i...
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JP4865156B2 |
To provide a method of efficiently removing the cobalt, chromium, copper, iron, nickel, silicon, etc., included into scrap, such as mills end, swarf and grinding chips, produced in production process steps, etc., for platinum and platinu...
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JP4866732B2 |
The invention relates to a hydrometallurgical method for separating the precious metals and impurities of anode sludge obtained from copper electrolysis. According to the method, anode sludge copper is separated in atmospheric leaching; ...
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JP4863879B2 |
The present invention relates in general to a filter press for use in filtering a liquid-phase filtrate only by passing a slurry in the liquid and solid state through a filter cloth under pressure, and segregating solid from the slurry. ...
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JP4862148B2 |
To provide a new method for separating and recovering metal where palladium in a solution is adsorbed to polythioamide and the palladium adsorbed to the polythioamide is eluted using a phosphorus compound. The palladium in the solution i...
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JP4852749B2 |
To provide a method for performing melting treatment for an SiC based substance and recovering treatment for gold or platinum group elements comprised in the SiC based substance utilizing a dry process of recovering metal copper from cop...
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JP4852743B2 |
To provide an adsorbent having a high selectivity, a high absorption capacity, and a high absorption rate, and its manufacturing method. The adsorbent wherein chitosan derivatives are used as a raw material contains a resin having a reco...
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JP2012500110A |
A method for disposing electrical and electronic equipment comprising plastic and metal components, the method comprising: melt processing the equipment and/or comminuted parts thereof to form a melt processed product; transferring the m...
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