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JP2013133537A |
To provide a method for efficiently recovering gold from an acidic gold solution containing a chloride or bromide of an alkali metal or alkali earth metal.The method for recovering gold from the gold-containing acidic aqueous solution co...
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JP2013526842A |
The instant invention relates to a fungus of the Conidiobolus species bearing accession number MTCC 5185. The invention further relates to the process for preparing an enzyme mix of proteases, carbohydrases, and lipases for the Conidiobo...
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JP5220143B2 |
To provide a method of efficiently recovering Ir from a platinum group-containing solution, capable of improving an adsorption rate of Ir to activated carbon and efficiently recovering Ir.The method of recovering Ir from a platinum group...
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JP2013124396A |
To provide a method for separating noble metal from a chloroform suspension, by which a colloid dispersion is broken from a chloroform suspension including noble metal such as noble metal colloid fine particles, so that noble metal fine ...
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JP2013522471A |
A method of recovering rhenium (Re) and other metals from Re-bearing materials in the form of ammonium perrhenate having at least the step of adding Re-bearing materials into a leaching slurry. Additionally, the method has the step of ad...
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JP5203769B2 |
A method for producing a silver nanowire including heating a silver complex in a water solvent at a temperature equal to or below the boiling point of the water solvent, and the silver nanowire produced by the method.
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JP5200588B2 |
To provide a method for producing a silver of the high purity metallic silver having 99.999 mass% with which the metallic silver can be obtained from a refining intermediate material containing difficult to solve silver compound. The met...
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JP2013103161A |
To provide a noble metal absorbent capable of selectively adsorbing a noble metal at low material cost and a low cost for production process, and to provide a method for adsorbing selectively adsorbing only the noble metals such as gold ...
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JP5196095B2 |
To provide a method for economically and efficiently recovering noble metals from noble-metal-containing wastes etc. The method for recovering noble metals comprises the following steps: a melting step where a noble-metal-containing subs...
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JP2013079415A |
To provide: a noble metal recovering cartridge filter using chitosan, making it possible to efficiently recover noble metals from acidic solution represented by industrial waste liquid; a method for manufacturing the same; and a method f...
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JP5189840B2 |
There is provided a process for removing metal from solution wherein a solution comprising a metal is contacted with a scavenger support, whereby the scavenger support binds to at least some of the metal in solution thereby decreasing th...
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JP5184838B2 |
To provide a tannin-containing porous material which can hold an adsorbed metal even if tannin is subjected to oxidizing decomposition along with the adsorption of a metal ion. The tannin-containing porous material 1 has such a structure...
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JP5172246B2 |
To provide a recovery method of catalyst noble metals for a fuel cell in which recovery efficiency of the noble metals is high, discharge amount of CO2is reduced, and amount of chemicals for acid treatment can be reduced. In the method i...
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JP5165958B2 |
To provide a method for recovering a precious metal, which can recover the precious metal such as silver, gold, platinum, palladium, rhodium and ruthenium rapidly in a high yield, when producing copper, and immediately and effectively ut...
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JP5160926B2 |
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JP2013508566A |
A hydrometallurgical process for the recovery of metals selected from the group consisting of platinum, palladium, rhodium, ruthenium, iridium, and gold (PM) from solids includes dissolving the PM and base metals in an acidic halide aque...
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JP5153728B2 |
Provided is an apparatus for dissolving noble metals. A pH adjusting unit controls pH of liquid inside a dissolution reactor in such a manner that a chlorine compound is produced. The noble metal in a noble metal-containing sample introd...
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JP5154486B2 |
To provide a method of recovering platinum group elements from an ammonium solution containing the platinum group elements. The method of recovering the platinum group element from the ammonium solution containing the platinum group elem...
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JP5146017B2 |
To provide a method for leaching a lead anode-slime with chlorine, in which bad filtration of slurry can be canceled at the time of leaching with leaching solution such as aqueous sulfite solution in a refining method where silver powder...
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JP5145536B2 |
The present invention provides a rare metal/platinum-group metal extractant, which has a completely new structure compared with the conventional rare metal/platinum-group metal extractant and which exhibits excellent extraction performan...
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JP5145956B2 |
To provide a method by which ruthenium can be made soluble to be efficiently separated and recovered even from a raw material involving ruthenium in glass, solder scrap or the like when the ruthenium is separated and recovered from ruthe...
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JP2013503259A |
A method of processing a metallic material includes introducing an electrically conductive metallic material comprising at least one of a metal and a metallic alloy into a furnace chamber maintained at a low pressure relative to atmosphe...
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JP5132919B2 |
To inexpensively separate/recover noble metal elements from material to be treated, such as silver electrolysis slime, in a short period of time. An eggshell membrane is brought into contact with a leachate formed by leaching, with nitri...
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JP5134607B2 |
To provide a method in which an Rh-Ru-containing raw material is subjected to chloridizing volatilization treatment by a tubular furnace having a furnace core tube made of quartz, next, the obtained chloridizing volatilization residue is...
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JP5132226B2 |
To provide a method by which high-purity ruthenium can be recovered at high recovery rate from a substance containing low-concentration ruthenium and also containing many elements in addition to ruthenium. Metal ruthenium is recovered fr...
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JP5127034B2 |
To provide an apparatus for efficiently and economically recovering a platinum group element from a platinum group element-containing substance. This apparatus comprises a furnace body 11, an oxygen burner 21, a metal copper feeding hole...
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JP5128238B2 |
To provide a method for producing a noble metal particulate by which separation and recovery of the noble metal particulate can be efficiently performed by a simple operation without requiring an expensive reducing agent compared with th...
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JP5128494B2 |
The invention concerns a method for the continuous or discontinuous extraction of a metal or several metals from a slag that contains the metal or a compound of the metal, in which the liquefied metal-containing slag is heated in a prima...
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JP5117527B2 |
An exhaust-gas processing apparatus in nonferrous smelting facilities includes: a tower that removes particulate impurities from an exhaust gas emitted from a furnace by spraying a circulating liquid onto the exhaust gas, and deposits th...
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JP5115936B2 |
To provide a method for separating an electrode substance and a titanium or titanium alloy substrate from an insoluble metal electrode, which is mainly a used electrode or an electrode in use or unused, then recovering the substrate meta...
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JP5113134B2 |
The present invention provides a Ni-Pt alloy superior in workability containing Pt in a content of 0.1 to 20wt% and having a Vickers hardness of 40 to 90, and a target comprising the Ni-Pt alloy. The present invention also provides a man...
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JP5104211B2 |
To provide a method for producing silver powder which can obtain a silver ingot satisfying acceptable standards (≤1 ppm) regarding tellurium required by users. In the method for producing silver powder mainly composed of: a leaching st...
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JP2012246197A |
To provide a method for purifying selenium containing a minute amount of tellurium by a wet process.The method for purifying selenium includes: a process 1 of subjecting raw selenium containing 0.1-30 mass% of Te and 70-99.9 mass% of Se ...
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JP2012246198A |
To provide a method for purifying selenium containing a platinum group by a wet process.The method for purifying selenium includes: a process 1 of subjecting a first raw selenium containing 10-40 mass% of a platinum group and 40-70 mass%...
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JP5093687B2 |
To easily and efficiently carry out primary concentration of a catalyst of the platinum group which is noble metal in a state of particles from a honeycomb structure, by easily carrying out two crushing processes. The method of concentra...
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JP5095094B2 |
To provide a method by which useful metallic materials can be recovered without causing problems of safety and profitability when recycling a metallic material used for circuit pattern formation and electronic component mounting on a cir...
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JP5094411B2 |
The invention is directed to a process for extracting a metal from a slag containing said metal, wherein the liquefied metal-containing slag is heated in at least one electric arc furnace (1, 2). In order provide an improved method for r...
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JP5097890B2 |
To provide a gold or gold-alloy material for thin film deposition in which impurities contained in the inner part and impurities adhering to the external surface are minimized and its manufacturing method and also to provide a hearth ing...
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JP2012241247A |
To provide a method for recovering valuable metal, by which the valuable metal can be efficiently condensed and recovered from scraps such as the used blasting material containing the valuable metal of a platinum group, etc.The method fo...
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JP5090697B2 |
To provide a method for rapidly and highly concentrating a desired metal and recovering the same, by inducing leaching of the metal contained in the group consisting of a metal oxide or a metal hydroxide. In the method for recovering the...
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JP5084116B2 |
To provide a method for recovering silver by which silver can be isolated in high purity from a by-product and also to provide a method for recycling a silver compound by which effective utilization of resources can be attained and an in...
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JP5082155B2 |
The invention relates to a waste processing method and a waste processing system which can avoid discharging harmful material as dioxins and effectively attain the slag of value metal. Wherein, the method for recycling value metal compri...
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JP5079590B2 |
A method of recycling ruthenium (Ru) and Ru-based alloys, in particular from spent sputter targets, comprises steps of: providing a solid body of Ru or a Ru-based alloy; segmenting the body to form a particulate material; removing contam...
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JP5077517B2 |
To provide a method for economically and efficiently recovering noble metals from noble-metal-containing wastes etc. The method for recovering noble metals is characterized in that: a tin-containing substance, such as metal tin and tin o...
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JP2012224917A |
To provide a method for treating a metal, by which a metal can be enriched more safely or easier.The method for treating a metal treats a metal of a metal-containing material that contains two kinds of metals of indium with a content rat...
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JP5070581B2 |
To provide a method for separating and recovering a noble metal by which, when dissolving a metal portion of waste electronic parts by use of a peeling liquid of alkali cyanide and recovering a noble metal from the resulting solution, th...
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JP5073143B2 |
A supercritical oxidation process carried out in water is capable of oxidizing "organics" in precious metal organic compositions such as heterogeneous (Pt/C) or homogeneous precious metal catalysts and producing a precious metal oxide wi...
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JP5074332B2 |
To provide a dry type recovering method where the substance to be treated comprising platinum group elements such as a waste catalyst is heated and melted together with a copper source material, and the platinum group elements are absorb...
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JP2012528243A |
A method for leaching one or more target metals from a sulfide ore and/or concentrate containing such, the method comprising the steps of: (a) Exposing the ore and/or concentrate to an aqueous solution of chlorine-based oxidising species...
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JP5058859B2 |
To provide a method for treating a waste printed circuit board by which the waste printed circuit board is efficiently treated and further is changed to more worthy valuables. The method for treating the waste printed circuit board inclu...
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