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9018119 Method for preparing manganese sulfate monohydrate by desulfurizing fume with middle-low grade manganese dioxide ore  
A method for preparing manganese sulfate monohydrate by desulfurizing fume with middle-low grade manganese dioxide ore, which includes: preparing a slurry by using middle-low grade manganese...
8968698 Processes for recovering metals from aqueous solutions  
Provided herein are processes for recovering molybdenum and/or other value metals (e.g., uranium) present in aqueous solutions from a large range of concentrations: from ppm to grams per liter via...
8956583 Method for separating rhenium and arsenic, and method for purification of rhenium  
The present invention aims at separating and removing arsenic in a stable form from raw material containing rhenium and arsenic, and reducing a circulation amount of arsenic in a rhenium...
8956582 Rhenium recovery  
There is provided a hydrometallurgical process of recovering rhenium values from mixtures thereof with other metal values in which the rhenium values constitute a minority amount, for example...
8920773 Systems and methods for metal recovery  
Various embodiments provide a process roasting a metal bearing material under oxidizing conditions to produce an oxidized metal bearing material, roasting the oxidized metal bearing material under...
8911611 Method of obtaining electrolytic manganese from ferroalloy production waste  
A process for obtaining electrolytic manganese from the treated sludge of the exhaust gases of ferroalloy production furnaces for any other industrial waste having magnesium in general, with a...
8911696 Recycle process for alkaline and carbon zinc batteries  
High purity MnO and zinc oxide may be efficiently recovered from alkaline and/or carbon zinc batteries using a process involving the treatment of the crushed batteries with an alkali hydroxide to...
8906328 Heap leaching of manganese-containing ores  
A method for the heap leaching of manganese-containing ores, the method characterized by the steps of: (i) beneficiating the manganese-containing ore and separating into a coarse fraction and a...
8883097 Sulfidisation process and apparatus for enhanced recovery of oxidised and surface oxidised base and precious metal minerals  
A method of treating value bearing material comprising oxidized or surface oxidized mineral values includes the steps of crushing the value bearing material, contacting the crushed material! with...
8828353 Controlled copper leach recovery circuit  
The present invention relates generally to a process for controlled leaching and sequential recovery of two or more metals from metal-bearing materials. In one exemplary embodiment, recovery of...
8753591 Process for the conversion of molybdenite to molydenum oxide  
Molybdic oxide is recovered from molybdenite by a multistep process in which (A) the molybdenite is converted to soluble and insoluble molybdic oxide by pressure oxidation, (B) the insoluble...
8753590 Purification of metals  
A solid composition comprises: MnO2; anda compound represented by the general formula (I) wherein:R is a polymer;each Y is independently a hydrogen or a negative charge;Z is either hydrogen or is...
8591842 Molecularly imprinted polymer ion exchange resins  
A molecularly imprinted polymer ion exchange resin for selectively removing one or more inorganic ions in a liquid medium is disclosed and described. The exchange resin can include a bead having a...
8491700 Methods and systems for recovering rhenium from a copper leach  
Various embodiments provide new methods of rhenium recovery. The methods can include subjecting a metal-bearing solution to an activated carbon bed, and adsorbing rhenium onto the activated...
8454915 Selective leach recovery of minerals from composite ores  
Calcium (Ca), manganese (Mn) and magnesium (Mg) carbonate plus lead (Pb) and zinc (Zn) sulphide minerals in a permeable host, crushed ore, concentrates or as mine discharge tailing are selectively...
8440153 Method for preparing manganese sulfate and zinc sulfate from waste batteries containing manganese and zinc  
A method for preparing manganese sulfate and zinc sulfate from waste batteries containing manganese and zinc, and more particularly to a method for preparing manganese sulfate and zinc sulfate...
8415000 Patterned inorganic layers, radiation based patterning compositions and corresponding methods  
Stabilized precursor solutions can be used to form radiation inorganic coating materials. The precursor solutions generally comprise metal suboxide cations, peroxide-based ligands and polyatomic...
8372360 Controlled metal leach recovery circuit  
The present invention relates generally to a process for controlled leaching and sequential recovery of two or more metals from metal-bearing materials. In one exemplary embodiment, recovery of...
8372361 Copper recovery circuit  
The present invention relates generally to a process for controlled leaching and sequential recovery of two or more metals from metal-bearing materials. In one exemplary embodiment, recovery of...
8366917 Methods of recovering minerals from hydrocarbonaceous material using a constructed infrastructure and associated systems  
A method of recovering minerals from hydrocarbonaceous materials can include forming a constructed permeability control infrastructure. This constructed infrastructure defines a substantially...
8361192 Methods and systems for recovering rhenium from a copper leach  
Various embodiments provide new methods of rhenium recovery. The methods can include subjecting a metal-bearing solution to an activated carbon bed, and adsorbing rhenium onto the activated...
8343446 Oxine modified silican polyamine composites for the separation of gallium from aluminum, ferric from nickel and copper from nickel  
The oxine ligands 5-chloro-8-hydroxyquiniline and 5-sulfoxyl-8-hydroxyquinoline are covalently bound, using, for example, the Mannich reaction, to a silica gel polyamine composite made from a...
8329124 Metal extractant reagents having increased resistance to degradation  
Solvent extraction compositions having an orthohydroxyaryloxime extractant, an anti-degradation agent, and a water-immiscible organic solvent, processes for extracting a metal from an aqueous...
8323481 Carbon management and sequestration from encapsulated control infrastructures  
A method of sequestering carbon dioxide emissions during recovery of hydrocarbons from hydrocarbonaceous materials can include forming a constructed permeability control infrastructure. This...
8318113 Purification of metals  
A solid composition comprises: —MnO2; and—a compound represented by the general formula (I) wherein: R is a polymer; each Y is independently a hydrogen or a negative charge; Z is either hydrogen...
8211390 Method and apparatus for isolating a radioisotope  
A method of isolating a radioisotope according to example embodiments may include vaporizing a source compound containing a first isotope and a second isotope of an element, wherein the second...
8187561 Processes and systems for recovering catalyst promoter from catalyst substrates  
Processes and systems for recovering promoter-containing compounds, for example, perrhenates, from promoter-containing catalyst substrates, for example, substrates containing precious metals, such...
8088353 Group II metal sulfide phosphor precursor and method for producing phosphor  
A process for producing a Group II metal sulfide phosphor precursor, comprising adding to an organic solvent an aqueous solution containing at least one of a Group II element compound, a...
8084662 Method for degrading chemical warfare agents using Mn(VII) oxide with-and-without solid support  
The invention provides a novel method of detoxifying highly toxic chemicals, and treating surfaces contaminated, or potentially contaminated, with toxic chemical agents such as chemical warfare...
8048308 Process for separating at least one actinide element from lanthanide elements in an aqueous medium by sequestration and membrane filtration  
The invention relates to a process for separating, in an aqueous medium, at least one actinide element from one or more lanthanide elements by using at least one molecule which sequesters the said...
7998367 Metal-carbon nanotube composites for enhanced thermal conductivity for demanding or critical applications  
According to various embodiments of the present teachings, there is a metal-carbon nanotubes composite and methods of making it. A method of forming a metal-carbon nanotube composite can include...
7988938 Selectively leaching cobalt from lateritic ores  
A heap leach process for the recovery of nickel and cobalt from a lateritic ore, said process including the steps of leaching and/or agglomerating the ore with a lixiviant that includes ferrous...
7968064 Method for extraction of metals by methyliminobisalkylacetamide  
The present invention provides a method for extraction of metals selected from Cr, Mo, Pd, Tc, W, Re, and Pu using a new extractant of methyliminobisalkylacetamide represented by a formula (I):...
7767189 Methods for preparation from carbonate precursors the compounds of lithium transition metals oxide  
A method for preparing lithium transitional metal oxides, comprises the steps of: preparing a carbonate precursor using the following substeps: forming a first aqueous solution containing a...
7713662 Lithium-manganese-based composite oxide containing titanium and nickel  
The invention provides a lithium-manganese-based composite oxide containing Ti and Ni, which is represented by the compositional formula: Li1+x(Mn1−n−mNimTin)1−xO2, wherein 0
7708961 Method and apparatus for isolating the radioisotope 186Rhenium  
A method of isolating 186Re according to example embodiments may include vaporizing a source compound containing 185Re and 186Re. The vaporized source compound may be ionized to form...
7494641 Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid  
Disclosed is a process that relates to the recovery of a metal catalyst from an oxidizer purge stream produced in the synthesis of carboxylic acid, typically terephthalic acid. The process...
7470419 Granules of powdery mineral and method for production of granules  
The present application relates to granules of powdery mineral particles produced by spray granulation of a liquid slurry comprising powdery minerals particles having particle size below 10 m, at...
7455825 Method for manufacturing metal sulfide nanocrystals using thiol compound as sulfur precursor  
Disclosed herein is a method for manufacturing metal sulfide nanocrystals using a thiol compound as a sulfur precursor. The method comprises reacting the thiol compound and a metal precursor in a...
7341700 Method for recovery of metals from metal-containing materials using medium temperature pressure leaching  
The present invention relates generally to a process for recovering copper and other metal values from metal-containing materials using controlled, super-fine grinding and medium temperature...
7309474 Composition and process  
A solvent extraction composition is comprised of one or more orthohydroxyarylaldoximes and one or more othohydroxyarylketoximes, and one or more equilibrium modifiers in an amount providing a...
7288242 Lithium-containing complex oxide and method of producing same  
A lithium-containing complex oxide exhibits a high performance as a cathode active material of a lithium secondary cell or the like and having a high tap density. A granular lithium-containing...
7255798 Recycling of used perfluorosulfonic acid membranes  
A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating...
7217406 Lithium-manganese composite oxide granular secondary particle, method for production thereof and use thereof  
Granular secondary particles of a lithium-manganese composite oxide suitable for use in non-aqueous electrolyte secondary batteries showing high-output characteristics which are granular secondary...
7217366 Purification of ammonium metallate solutions  
A process for reducing the content of alkali metal impurities (e.g., potassium) in ammonium metallate solutions is described. The process involves subjecting a feed solution containing ammonium...
7157072 Cathode composition for lithium batteries and method of preparing the same  
Provided is a cathode composition for lithium secondary battery that includes a lithium-chromium-titanium-manganese oxide that has the formula Li[Li(1-x)/3CrxTi(2/3)yMn2(1-x-y)/3]O2 where 0≦x≦0.3,...
7125535 Method of preparing anhydrous manganese chloride  
An efficient process for forming anhydrous metal halides includes the reaction of a metal powder with a hydrogen halide under anhydrous conditions. In one example, manganese powder is reacted with...
7118727 Method of making oxide particles  
The present invention provides a process for producing particles, such as oxide nanoparticles, in a substantially water-free environment. The process involves mixing at least one metal compound of...
7105138 Macroporous perovskite manganese oxides with highly ordered nano-pores and method of preparing the same  
The present invention relates to the macroporous manganese oxide material having ferromagnetic property and a method of preparing the same, more particularly to the macroporous ferromagnetic...
6998069 Electrode material for positive electrodes of rechargeable lithium batteries  
The electrode material for positive electrodes of rechargeable lithium batteries is based on a lithium transition metal oxide. Said lithium transition metal oxide is a lithium transmission metal...

Matches 1 - 50 out of 302 1 2 3 4 5 6 7 >