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Matches 351 - 400 out of 2,664

Document Document Title
WO/1985/000385A1
A process for recovering metal values from a zinc-containing complex sulphide material comprising leaching the material in a first leaching stage with a controlled amount of an aqueous chloride lixiviant solution containing cupric chlori...  
WO/1982/000664A1
Method for selectively extracting germanium from an aqueous acid solution containing, in addition to germanium, at least another metal selected from the group comprising cadmium, zinc, cobalt, iron, arsenic, aluminium, gallium and nickel...  
WO/1981/003500A1
A process for the production of ferrous metals or alloys thereof in which Zn and other heavy metals are recovered from the iron-bearing flue dust and the iron dust residue is returned to the furnace. The iron bearing flue dust is first s...  
JP2018053351A
[Subject] A method of manufacturing a method of separating zinc from base material containing iron and zinc, a method of manufacturing zinc material, and a charge of iron material is proposed. [Means for Solution] A zinc exudation proces...  
JP2018035383A
[Subject] Provide a valuables recovery method which can collect valuables efficiently. [Means for Solution] A valuables recovery method of the present invention is pressurized in the range of (b) 0.1MPa set under (a) potential slope - 1....  
JP6273990B2  
JP2018015736A
[Subject] Offer of an extract agent of metal in which metal could be extracted from aqueous acids highly alternatively, and leakage to aqueous acids was controlled, a metaled extraction method, and a metaled recovery method. [Means for S...  
JP2016540888A5  
JP2017206747A
[Subject] In a method of carrying out electrolysis extraction of the nonferrous metal from an electrolysis solution containing nonferrous sulfate using an anode containing Pb, An anode used for a nonferrous electrolysis extraction method...  
JP2017201054A
[Subject] A disposal method of advantageous steel dust, a zincky production method, and a production method of reduced iron are provided energy-wise [method / Waelz] and economically. [Means for Solution] A disposal method of steel dust ...  
JP2017201048A
[Subject] Offer of a disposal method of suitable copper refinement slag to remove a toxic substance from a disposal method of copper refinement slag efficient from copper refinement slag, and suitable to collect valuable metal, and coppe...  
JP2017196605A
[Subject] Offer of a recovery method using metal ion adsorption material with which it was efficient, the desorption recovery of the metal ion could be carried out from adsorption material, and a repetition adsorption recovery operation ...  
JP2017160496A
[Subject] It is a disposal method of drainage aiming at reducing the cadmium concentration in solution of the high chloride ion concentration containing cadmium and a lead, and provide the disposal method which can realize the fall of ca...  
JP6182096B2  
JP2017137578A
[Subject] A method of manufacturing a method of separating zinc from iron-manufacture dust, a method of manufacturing zinc material, and a charge of iron material is proposed. [Means for Solution] A zinc exudation process (Step S1) of ma...  
JP2017521551A
A refinement system of a commercial scale which uses an arc furnace using a plurality of electrolysis extraction processes with a choice of providing efficient energy recovery, raw-material recovery, and recycling capacity in order to pr...  
JP2017128808A
[Subject] A recovery method of zinc from waste containing zinc which can apply an oxide containing many impurities also to actual electric furnace dust which is the complexity system made into a subject, or zinc chloride series waste is ...  
JP6169692B2  
JP6167915B2  
JP6163392B2  
JP2017119891A
[Subject] Let it be a subject to carry out thermal decomposition of the oxalic acid salt of various kinds of transition metals at a lower temperature, and to provide the means for obtaining as a metal etc. the transition metal atom conta...  
JP6149298B2  
JP6134251B2  
JP6125913B2  
JP6123930B2  
JP6125458B2  
JPWO2015162902A1
A manganese dry cell and/or an alkaline manganese battery are sorted out from a waste dry cell, The dry cell sorted out is crushed and sifted out to make a powder object, the powder object, acid solution, and reducing agent are mixed, an...  
JP6114381B2  
JP6113344B1
[Subject] A disposal method of advantageous steel dust, a zincky production method, and a production method of reduced iron are provided energy-wise [method / Waelz] and economically. [Means for Solution] A disposal method of steel dust ...  
JP2017061725A
[Subject] Provide a recovery subsystem and a recovery method which raise a recovery rate of a low melting point alloy. Raise the maintenance nature of a centrifugal separation tub. [Means for Solution] A low melting point alloy which dis...  
JP6098499B2  
JP6099167B2  
JP6094468B2  
JP6094467B2  
JP2017048413A
[Subject] In manufacture of zinc oxide ore, deterring generation of coaching in a rotary kiln for dry heating, and growth, and avoiding a fall of productivity, also maintain a high extraction ratio of halogen in a furnace, and provide a ...  
JP2015226860A5  
JP2017048411A
[Subject] In manufacture of zinc oxide ore, also deterring generation of coaching in a rotary kiln for dry heating, maintain a high extraction ratio of halogen in a furnace, and provide a manufacturing method which can manufacture high-d...  
JP6090080B2  
JP2017042725A
[Subject] It dissociates from the former easily, metal plated on the surface of steel materials can be collected, and a plating separation method of steel materials which enable reuse of these metal and steel materials that were collecte...  
JPWO2015016086A1
[Subject] A zinc recovery subsystem from a zinc recovery method and electric furnace steelmaking dust from electric furnace steelmaking dust which can collect metal zinc of high purity comparatively in a short time is provided. [Means fo...  
JPWO2015030235A1
Secondary dust 1 which occurs when a zinc manufacturing method returns electric furnace dust 1 or electric furnace dust containing a zinc oxide at a reduction furnace, Chlorination process 101 of contacting mixed gas containing gaseous c...  
JP6086801B2  
JPWO2014181833A1
Reaction processes of a zinc manufacturing method contacting electric furnace dust (1) etc. and gaseous chlorine (8) containing a zinc oxide, and obtaining a zinc oxide ingredient of inside, such as electric furnace dust (1), as raw salt...  
JPWO2014148623A1
Cleaning equipment and a cleaning method which can reduce fluoride in dust are provided controlling exudation for a useful metal from dust which contains fluoride in 2% or more of high concentration. Dust which contains fluoride 2% or mo...  
JP6080070B2  
JP2017025376A
[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...  
JP2017025375A
[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...  
JP6070898B2  
JP6073473B2  
JPWO2014112222A1
[Subject] Expansion of the use of secondary blast furnace ashes is aimed at, and it contributes to formation of a recycling society. [Means for Solution] Secondary blast furnace ashes are divided into unburnt carbon and ash, separated un...  

Matches 351 - 400 out of 2,664