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Matches 1 - 50 out of 2,214

Document Document Title
WO/2018/000587A1
Provided is a vacuum magnesium smelting system, comprising the following connected in series: a pulverizing system, a preheating decomposition system, a calcination system, a secondary heating system, a vacuum reaction system heated by a...  
WO/2018/001265A1
A molten carbon thermal process magnesium preparation technique and a magnesium refining system. The molten carbon thermal process magnesium preparation technique comprises: melting iron into liquid, vacuuming, filling with a protective ...  
WO/2017/203192A1
The present invention relates to improved methods and apparatuses for extracting metal from metal oxides in reduction furnaces, by manipulating & micro- managing both (a) the furnace feed materials preparations; (b) and individual identi...  
WO/2017/200408A1
The present invention refers to a process of extraction of lithium from ores or lithium mineral concentrates, through the combination of three unitary operations, the mechanical activation of the ore or of the concentrate, followed by th...  
WO/2017/197528A1
The invention relates to a method for recycling an electrochemically active material. Said method comprises the steps of: reacting the electrochemically active material with an oxidising agent or a reducing agent in a solvent without add...  
WO/2017/181766A1
A method for extracting lithium using a slag from thermal recycling of lithium battery. The method comprises the following steps: a. acidifying the slag to obtain an acidic mixture with a slag:H2O:H2SO4 mass ratio of 1:15-25:0.5-1.25; b....  
WO/2017/164148A1
This refining device irradiates a mixture or compound of a substance of interest and an oxide of the substance of interest with laser beams to separate the substance of interest from the oxide. In the laser irradiation process, laser irr...  
WO/2017/159745A1
This processing method for lithium ion battery scrap includes: a leaching step for leaching lithium ion battery scrap, performing solid-liquid separation on the leachate obtained as a result of the leaching, and obtaining a first separat...  
WO/2017/159743A1
This processing method for lithium ion battery scrap includes: a leaching step for leaching a lithium ion battery and obtaining a leachate; an aluminum removal step for neutralizing the leachate to a pH of 4.0-6.0 and then performing sol...  
WO/2017/150659A1
A method for collecting minor metals from minor metal-containing glass, characterized in that the method comprises heating the minor metal-containing glass to a temperature of 900-1100°C and thereby melting the minor metal-containing gl...  
WO/2017/143697A1
Provided are an aluminum industry solid waste recovery/petroleum coke high-temperature desulphurization device and a using method therefor. The device comprises a furnace body, a low-melting-point matter crystallizer (23) at the rear end...  
WO/2017/139852A1
A process for the recovery of lithium from minerals rich in lithium and phosphate, the process comprising passing an ore (1) containing one or more minerals rich in lithium and phosphate to an acid leach step (60) thereby producing a pre...  
WO/2017/142810A1
A method of producing isolated graphene sheets from a layered graphite, comprising: (a) forming an alkali metal ion-intercalated graphite compound by an electrochemical intercalation which uses a liquid solution of an alkali metal salt d...  
WO/2017/137885A1
A lithium hydroxide production process integrating a lithium stripping stage with a lithium hydroxide production process performed in a two-compartment electrolysis cell.  
WO/2017/136885A1
A process for recovering lithium from lithium-bearing materials, in particular lithium bearing silicates such as spodumene, is provided. The process involves the steps of mixing the lithium-bearing material with a source of fluoride, suc...  
WO/2017/136328A1
Methods for extracting lithium from solutions containing lithium ions via reversible cation exchange with H+ are provided. The methods utilize metal oxide or metalloid oxide cation exchange materials having an active sublattice that pref...  
WO/2017/127936A1
Hydrometallurgical processes are provided for the recovery of metal values, including cesium, from epithermal mineral deposits, including pharmacosiderite- containing ores. Aspects of the process involve the preferential formation of a c...  
WO/2017/130375A1
Metallic sodium sealed in an engine valve for use in an internal combustion engine such as an automobile engine preferably has high purity, but little attention has conventionally been paid to organic solvents remaining within micropores...  
WO/2017/130376A1
In this method for filling with metallic sodium, a shaft-side hollow section of an engine valve is filled with a fixed amount of metallic sodium having a uniform structure. Molten metallic sodium is injected into a cylinder (57) having a...  
WO/2017/131051A1
In order for Li ions in a stock solution to be recovered at a high recovery speed in a recovery liquid, this selectively permeable membrane (10) is configured from a selectively permeable membrane main body (10A) configured from: a lithi...  
WO/2017/121663A1
The present invention concerns a slag composition having a high lithium content, suitable as additive in the manufacture of end-user products, or for the economic recovery of the contained lithium. The lithium concentration indeed compar...  
WO/2017/118955A1
The present invention relates to an improved process and method of recovering metals of value from used Lithium batteries (hereinafter LiBs). More particularly, the invention provides a method for recovering cobalt, lithium, manganese al...  
WO/2017/109278A1
A method is disclosed for removing gypsum from calcium-containing material, wherein the method comprises cooling a calcium-containing pregnant leach solution (10) by indirectly contacting the calcium-containing pregnant leach solution (1...  
WO/2017/106925A9
A process and system are disclosed for recovering lithium from a lithium-containing silicate mineral. The process and system comprise mixing the silicate mineral with nitric acid. The process and system also comprise subjecting the mixtu...  
WO/2017/106925A1
A process and system are disclosed for recovering lithium from a lithium-containing silicate mineral. The process and system comprise mixing the silicate mineral with nitric acid. The process and system also comprise subjecting the mixtu...  
WO/2017/096495A1
The invention relates to an electrolytic sequential system for increasing the concentration of lithium in natural brines, which replaces evaporation pools or wells, preventing water loss. The system comprises at least one repeatable sequ...  
WO/2017/081886A1
[Problem] In addition to limiting adverse effects on the environment such as air pollution, to efficiently irradiate microwaves on a target, keep the energy necessary for reduction to a minimum, and reduce and refine magnesium metal at l...  
WO/2017/064677A1
The invention relates to a method for the acid dissolution of the LiCoO2 contained in the cathode of lithium-ion batteries, using acetic acid or tartaric acid as a leaching agent, the method being characterised in that it comprises a fir...  
WO/2017/059931A1
The invention relates to a method for recovering lithium from lithium-sulfur accumulators, wherein the accumulators are discharged, shredded, and pre-cleaned by sieves or screens to separate housing and electricity collector parts, the r...  
WO/2017/048329A1
Disclosed herein is a method and apparatus that uses a brine from a well that is used to both generate electricity and recover valuable minerals present in the brine. The method and apparatus uses a hydrophobic membrane to separate water...  
WO/2017/039724A1
Producing high purity lithium solution from a lithium source containing dissolved Na+, Ca2+, and Mg2+, by: passing the source into and out of a bed of sorbent composed of hydrated alumina intercalated with LiX, preferably LiCl, to extrac...  
WO/2017/037625A1
The present invention relates to the recycling process of electronic waste resources to recover metals of value. More particularly, it relates to eco-friendly yet efficient hydrometallurgical processes to recover metal values from waste ...  
WO/2017/020085A1
A process (10) for the separation of a 'non-target' impurity laden filtrate (12) from a lithium containing brine (14), the process (10) comprising passing the brine (14) to a graphene sheet (16), the graphene sheet (16) containing a numb...  
WO/2017/018441A1
Provided are a molten salt electrolytic cell, a metallic magnesium production method, and a sponge titanium production method that further improve current efficiency, can improve the production yield of metal per unit volume of the elect...  
WO/2017/003528A1
Systems and methods for recovering material from a gas phase are provided. Exemplary systems include a moving bed of particles onto which material can be deposited. The systems can operate in a continuous or semi-continuous mode.  
WO/2016/167359A1
This method for processing a lithium ion cell comprises heating and processing a lithium ion cell enveloped by a housing including aluminum, the lithium ion cell being heated while direct contact of a flame with the housing of the lithiu...  
WO/2016/159002A1
This method for removing copper from lithium ion battery scrap is a method for removing copper from lithium ion cell scrap that contains copper, wherein the method comprises: a leaching step for adding the lithium ion battery scrap to an...  
WO/2016/155236A1
A dividing-wall rotary kiln device comprises a rotary kiln, an exhaust gas waste-heat power generation device (26), a gas recovery processing device (5), a cooler (21), a combustion fan (19), a feeding system (1) and an exhaust emission ...  
WO/2016/148172A1
The present invention addresses: the problem of producing a high-purity magnesium material that has almost the same strength as those of implants each made from titanium or a titanium alloy, which have been used generally due to their st...  
WO/2016/144396A1
A system and process are disclosed for production of consolidated magnesium metal products and alloys with selected densities from magnesium-containing salts and feedstocks. The system and process employ a dialkyl magnesium compound that...  
WO/2016/131174A1
Provided is a production line for producing national-standard magnesium alloy ingots on the basis of magnesium alloy waste material, comprising: a pretreatment system (1), a melting and refining system (3), and a casting system (5); magn...  
WO/2016/131206A1
Provided is a method for producing national-standard magnesium alloy ingots on the basis of magnesium alloy waste material, comprising the following steps: step a: sorting and removing impurities from magnesium alloy waste material, and ...  
WO/2016/131170A1
Provided is a method for pretreating magnesium-alloy waste material; the method comprises sorting and removing impurities from magnesium alloy waste material, and cleaning and drying said material, the cleaning being high-pressure rinsin...  
WO/2016/123301A1
The present invention includes a partially continuous countercurrent process for converting gypsum, by reaction with ammonium carbonate, to products of ammonium sulfate and calcium carbonate by introducing the reactants into reactors, mi...  
WO/2016/119003A1
A process (10) for the treatment of a lithium containing material (12), the process comprising the steps of: (i) Preparing a process solution from the lithium containing material (12); (ii) Passing the process solution from step (i) to a...  
WO/2016/110572A1
Composition comprising at least one calcium-magnesium compound and a second compound chosen in the group consisting of B2O3, NaO3, calcium aluminate, calcium silicate, calcium ferrite such as Ca2Fe2O5 or CaFe2O4, Al, Mg, Fe, Mn, Mo, Zn, ...  
WO/2016/099092A1
The present invention relates to an apparatus for preparing metal magnesium using microwaves, the apparatus comprising: a heating container for receiving a raw material to be heated, the heating container including, as the material there...  
WO/2016/090489A1
The present description relates to a process for producing magnesium metal from dihydrate magnesium chloride comprising the steps of dehydrating MgCI2.2H2O with anhydrous hydrochloric acid (HCI) to obtain anhydrous magnesium chloride in ...  
WO/2016/077925A1
ABSTRACT OF THE DISCLOSURE The present description relates to a process for extracting magnesium compounds from magnesium-bearing ores comprising leaching serpentine tailing with dilute HCl to dissolve the magnesium and other elements li...  
WO/2016/076957A1
A method to liberate and recover cesium, rubidium, or both from ore or other material is described. The method involves heating the ore or other material in the presence of at least one reactant. The heating is such that it liberates at ...  

Matches 1 - 50 out of 2,214