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JP2003201510A |
To provide a method for treating and effectively recycling a scrap vending machine without polluting the environment.After manually classifying and collecting fluorocarbon gas, battery, fluorescent tubes, and copper components of a cooli...
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JP2003201524A |
To provide a waste treatment method in which lead and zinc are classified from wastes such as fly ash, and removed, the use of chemicals such as acids can be considerably reduced, and a raw material of cement (calcium carbonate) can be o...
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JP2003521369A |
The invention relates to a method of treating a halogen containing solid or semi solid waste material from a flue gas cleaning process, wherein the amount of alkaline compounds is sufficient to provide a suspension of the waste material ...
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JP2003181413A |
To provide a treatment method of fly ash which separates a useful heavy metal in fly ash from salts of chlorine and calcium, etc., and enables separation recovery in a reusable form in a refining process.This treatment method of fly ash ...
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JP2003147447A |
To provide an apparatus for distilling molten metal with which alloy making components can perfectly be separated and which has a simple structure and is used versatilely by improving a vacuum pot consisting essentially of two portions, ...
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JP2003147453A |
To provide a new recycle smelting method with a crucible with high efficiency, in recycling tin, lead and a solder as an alloy thereof in the diversified components.Tin, lead and the solder alloy containing impurities such as a copper, a...
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JP3408809B2 |
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JP2003138321A |
To provide a method for recovering valuable material from fused fly ash, by which lead and zinc contained in the fused fly ash can simply be recovered in few number of treating processes.In the case of recovering the valuable material fr...
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JP2003138324A |
To provide a bell top charging method for a blast furnace, by which blow-off is hardly to occur and even in the case the blow-off occurred, the efficiency in the blast furnace operation can be held to high stability by quickly putting do...
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JP2003136039A |
To provide a novel heavy metal fixation agent for ash and fly ash comprising a dithiocarbamic acid metal salt and a filling agent capable of strongly fixing the heavy metal, etc., without eluting by a rainfall at a reclaimed land of a wa...
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JP2003130318A |
To reduce the number of final treatment facilities and to contribute to resources saving by recycling most of the molten matters and fly ash generated in the waste incineration process.The molten matters obtained by waste incineration at...
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JP2003027272A |
To provide a method capable of efficiently and easily recovering various kinds of metals from the incineration fly ash produced when wastes of shredder dust, or the like, are incinerated or the molten fly ash produced when the incinerati...
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JP2003001234A |
To provide a technique capable of effectively recovering energy in thermal decomposition and evaporation-recovery from an organic matter- and metal-containing body to be treated or an organic matter- and inorganic matter- containing body...
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JP3356571B2 |
PURPOSE: To provide a lead recovery method from waste product and a device therefore, capable of efficiently recovering lead in soldering alloy adversely affecting environment, etc., from waste product such as waste electronic parts. CON...
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JP3356594B2 |
To provide a method for recovering lead from waste, such as waste electronic parts, capable of efficiently recovering the lead in solder alloys which adversely affect environment, etc., from the waste. Lead sulfide is separated from the ...
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JP2002356725A |
To provide a reducing furnace for smelting Zn and Pb, and an operating method thereof in which raw material may be powder, molten or both, and the gasification ratio of the powder fuel is higher than that of a conventional flame reactor,...
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JP2002356722A |
To provide an econical and environment-friendly method for recovering a catayltic metal from a catalytic metal colloid containing composition. A composition in a rinse solution or a dragout bath containing a catalytic metal colloid is pa...
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JP2002339021A |
To provide a metal recovering system which treats a large quantity with metal dissolving solution per time with high treating efficiency.A plurality of adsorption treating parts 9 having metal adsorbing material kk which can remove the m...
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JP2002336641A |
To provide a dust-containing gas refining method by which the materials contained in the dust in the gas discharged from a gasifier or incinerator of waste and the dust discharged when acidic gas is removed can be separated and recovered...
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JP2002332525A |
To provide a method for controlling moisture of a raw material to be fed to a sintering machine for simultaneously refining zinc and lead, by which the content of moisture required for granulation can appropriately be detected, and also ...
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JP2002539324A |
The invention relates to a method of extracting anions based on metals of groups IV B to VIII of the periodic table from aqueous solutions thereof, wherein compounds of general formulaare used as extractants, in which a maximum of two of...
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JP2002322517A |
To provide a lead slag recycling device capable of easily taking out the recovered lead.Lead slag 4 and carbon 3 are put in a vessel 1 which is heat- resistant and prevents the component of the inner wall from being eluted in lead, the v...
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JP3339638B2 |
PCT No. PCT/EP93/00747 Sec. 371 Date Sep. 26, 1994 Sec. 102(e) Date Sep. 26, 1994 PCT Filed Mar. 26, 1993 PCT Pub. No. WO93/19213 PCT Pub. Date Sep. 30, 1993The foundry dust is fed to a first furnace atmosphere which is preferably at 100...
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JP2002241852A |
To provide a method for manufacturing a crude zinc/lead oxide sintered agglomerate by a Dwight-Lloyd sintering machine with high productivity.In the method for manufacturing the crude zinc/lead oxide sintered agglomerate by the Dwight-Ll...
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JP3312419B2 |
PURPOSE: To provide a method for removing lead which uses chlorine in a smaller amt. and lessens nickel loss at the time of preparing a nickel electrolyte from a leaching liquid obtd. by chlorine leaching of nickel matte. CONSTITUTION: A...
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JP2002522644A |
Process for recycling of liquid carton waste material or other similar waste material having fibrous, metal and plastics materials. The process includes introducing the waste material and a slushing liquid into a slushing apparatus and s...
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JP2002522221A |
Process for recycling of liquid carton waste material or other similar waste material having fibrous, metal and plastics materials. The process includes introducing the waste material and a slushing liquid into a slushing apparatus and s...
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JP2002192178A |
To provide a treatment method for removing heavy metals or valuable metals from wastewater by trapping heavy metals or valuable metals inexpensively and stably in a state friendly to environment from wastewater, waste soil or deposited s...
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JP2002194451A |
To provide a treatment device and a treatment method with which effectively treating a material body including resin and metal can be safely and effectively treated.The body including lead and resin as components is held in an airtight v...
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JP2002192186A |
To provide a treatment method for removing heavy metals or valuable metals from wastewater by trapping heavy metals or valuable metals inexpensively and stably in a state friendly to environment from wastewater, waste soil or deposited s...
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JP3300081B2 |
PURPOSE: To provide a method for treating fly ash from an incinerator and a melting furnace capable of separating heavy metals contained in the fly ash in a stabilized form. CONSTITUTION: First, two liters of distilled water is poured in...
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JP2002153835A |
To provide a method for treating heavy metal-containing salts, by which heavy metals can efficiently be removed by using a reducing agent to be easily handled.The heavy metal-containing salts are kept in the molten state, to which metal ...
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JP2002105546A |
To provide a manufacturing method for obtaining a lead alloy from lead compound sludge in a short time by using a compact equipment.A mixture of a lead compound containing lead oxide or lead sulfate and coke is put into a reactor 1 made ...
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JP2002508445A |
The invention concerns a method for separating non-ferrous metals such as Zn and Pb from sludge containing iron, characterised in that it consists in the following operational steps: non-selective lixiviation of the iron-containing sludg...
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JP2002508028A |
A method for the recovery of iron products, specifically direct reduced iron and iron oxide suitable for use as the feedstock for steel mills, from industrial waste streams containing iron, by treating the waste streams with an ammonium ...
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JP2002030350A |
To provide a method for stably producing a crude zinc oxide-lead sintered lump hard to be softened or melted in a blast furnace without reducing the productivity of the sintered lump.In the method for producing a crude zinc oxide-lead si...
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JP2002020815A |
To make Pb in slag produced in a steelmaking process containing Pb insoluble.After separating or removing the slag produced in the steelmaking process and containing ≥0.001 mass% Pb from the surface of molten steel, a heating treatment...
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JP2002018394A |
To provide a treating method which enhances the recovering efficiency of heavy metals by suppressing the elution of the heavy metals while maintaining a high desalting effect in washing treatment of wastes such as dust.The treating metho...
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JP2002011429A |
To provide a treatment process of heavy metals in waste which is excellent in recovery effect of lead, zinc and calcium in waste.This treatment process comprises: subjecting waste containing heavy metals to water washing treatment to obt...
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JP2001342523A |
To provide a dross treatment process which assure highly selective recovery of high purity metals from various kind of dross, reduced solvent consumption and drained waste water in the whole system.A dross treatment equipment comprises a...
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JP2001303147A |
To effectively recycle waste plastics separated from non-industrial waste or industrial waste, or the like, as a resource by a simple method and to utilize the waste plastics containing chlorine-containing plastics without removing the c...
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JP2001271125A |
To provide a method for regenerating lead slag in which regeneration of lead slag can easily be performed even in case of a small amount of lead slag. In a vessel 1 for regenerating lead slag having heat resistance and the components of ...
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JP2001271124A |
To provide a method for recovering valuables in which a larger amount of Zn and Pb can efficiently be separated and recovered from fly ash. The method for recovering valuables in which zinc and lead are recovered from fly ash generated a...
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JP2001219136A |
To provide a method for recovering/treating lead in ash by which the lead contained in the ash is recovered with high purity, in high yield and at low cost.This method for recovering/treating the lead contained in the ash is characterize...
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JP2001081521A |
To entirely remove lead component by placing a lead-containing oxide as a material to be treated on a porous plate and carrying out heat treatment in an oxidizing atmosphere of not lower than a specific temperature. A material 5 to be tr...
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JP2001081509A |
To eliminate the defective movement in after-process with bulky pellet and to prevent the lowering of a production efficiency by regulating oxide quantity in a pellet to not lower than a specified value when the temperature of the reduce...
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JP2001049360A |
To provide a method with which fly ash is stabilized and, removed lead is recovered by removing the lead contained in the fly ash at a low cost. Sulfuric acid 3 is added into the fly ash 2 containing heavy metals such as lead, etc., disc...
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JP2001017942A |
To efficiently remove lead compounds in incineration ash from a municipal waste incineration plant at a low cost by maintaining the incineration ash under alkali hydrothermal conditions to subject lead compounds in the ash to hydrotherma...
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JP2001011543A |
To provide a method of manufacturing coarse zinc/lead oxide sintered lumps, in which a sintered material of ≥30 wt.% sintered lump ratio is obtained even if raw materials to be sintered are sintered at a conventional sintering temperat...
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JP2000336436A |
To efficiently remove lead ions to a low concn. by bringing an aq. soln. of nickel-contg. lead into contact with a carrier in which an organic solvent having a thiophosphinic acid structure is impregnated and adsorbed.The organic solvent...
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