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7625547 |
High density hydrogen storage material
A hydrogen storage material. The hydrogen storage material is a combination of LiBH 4 with MH x . In one embodiment, x is 0 to 3. In one embodiment, greater than about 50% of M comprises Ti, V,...
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7611685 |
Method for hydrogen sulphide and/or mercaptans decomposition
The inventive method for hydrogen sulphide and/or mercaptans decomposition consists in passing hydrogen sulphide and/or mercaptan-containing gas at a temperature less than 200° C. through a hard...
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7608239 |
Process for the storage of hydrogen using a system that strikes a balance between a material that consists of magnesium elements and magnesium nitrogen elements and nitrogen and the corresponding hydride
A process for the reversible storage of hydrogen, comprising bringing into contact a material that consists of magnesium elements and nitrogen elements with gaseous hydrogen leading to the...
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7608233 |
Direct synthesis of calcium borohydride
A method is disclosed for directly preparing an alkaline earth metal borohydride, i.e. Ca(BH 4 ) 2 , from the alkaline earth metal hydride and the alkaline earth metal boride. The borohydride thus...
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7601329 |
Regeneration of hydrogen storage system materials and methods including hydrides and hydroxides
In one aspect, the invention provides a hydrogen storage composition having a hydrogenated state and a dehydrogenated state. In the hydrogenated state, such composition comprises a hydride and a...
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7594939 |
System for hydrogen storage and generation
The invention provides a solid phase hydrogen-generating system utilizing a solid chemical hydride fuel selected from the group consisting of sodium borohydride, lithium borohydride, magnesium...
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7591864 |
Catalysts for the evolution of hydrogen from borohydride solution
Organic pigments are capable of catalyzing the decomposition reaction of hydrogen-rich, stabilized, borohydride solutions to generate hydrogen gas on-board an operable hydrogen-consuming device...
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7588746 |
Process and apparatus for hydrogen and carbon production via carbon aerosol-catalyzed dissociation of hydrocarbons
The present invention relates to a novel process for sustainable, continuous production of hydrogen and carbon by catalytic dissociation or decomposition of hydrocarbons at elevated temperatures...
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7585338 |
Hydrogen generating apparatus
Hydrogen is generated in a reactor, of a hydrogen generating apparatus, in which a catalyst is installed and the catalyst and a borohydride fuel are reacted. The hydrogen generating apparatus...
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7578455 |
Method of grinding particulate material
A particulate material is ground more efficiently using a mixture of at least two different sizes of yttrium-stabilized zirconia balls. The method facilitates preparation of photocatalysts with...
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7572433 |
Oxides extracted from vegetal matter and process therefor
The invention concerns a process for the extraction of acid or basic oxides contained in a vegetal matter, more specifically it concerns the extraction of silica from rice husks. The invention also...
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7563418 |
Hydrogen gas generator for jet engines
A hydrogen gas generator for jet engines includes a device that utilizes photons and a catalyst to disassociate hydrogen gas from water. The generated hydrogen gas is directed to the combustion...
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7560091 |
Water reforming method and water reformer
Mineral particles consisting essentially of metallic magnesium particles subjected to special processing are accommodated directly in a microporous cartridge made of a sintered polypropylene...
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7556095 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent
A method for treating an oil shale formation comprising dawsonite includes providing heat from one or more heaters to the formation to heat the formation. Hydrocarbon fluids are produced from the...
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7553464 |
Lanthanum tantalate photocatalysts
A substantially pure phase LaTaO 4 photocatalyst is prepared by grinding precursors with mixture of at least two different sizes of high-density yttrium-stabilized zirconia balls to a very fine...
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7549470 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations
A method for treating an oil shale formation comprising nahcolite includes providing a first fluid to a portion of the formation. A second fluid is produced from the portion. The second fluid...
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7537748 |
Hydrogen storage matter and manufacturing method and apparatus for the same
A hydrogen storage matter contains at least a nano-structured and organized lithium imide compound precursor complex. In the hydrogen stroge matter, the lithium imide compound precursor complex has...
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7537623 |
Method and device for the producing of a gas rich in hydrogen by thermal pyrolysis of hydrocarbons
The invention concerns a method for producing a gas rich in hydrogen by thermal pyrolysis of hydrocarbons which consists in carrying out, in a reactor (R) a catalyst-free thermal cracking to...
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7527771 |
Dissolving metal particles from supported catalyst using ultrasonic energy, solvent and etchant
A sample preparation method for characterization of nanoparticles embedded in the supports of heterogeneous catalysts, with improved particle dispersion, is introduced. The supported catalyst is...
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7524342 |
Method and apparatus for generating hydrogen gas on demand from water with recovery of water and complete recycling of consumable material
A hydrogen gas generation system for vehicles and stationary power applications comprises a trio of rigid, cylindrical high pressure reservoir tanks interconnected with suitable fittings and...
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7521036 |
Hydrogen storage materials and methods including hydrides and hydroxides
In one aspect, the invention provides a hydrogen storage composition having a hydrogenated state and a dehydrogenated state. In the hydrogenated state, such composition comprises a hydride and a...
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7501008 |
Hydrogen storage systems and fuel cell systems with hydrogen storage capacity
The present invention relates to a gas storage and dispensing system, which comprising a carrier material for a target gas and multiple microtubular elements in contact with such carrier material....
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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 involves...
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7494630 |
Method of stripping metals from organic solvents
A new method to strip metals from organic solvents in a manner that allows for the recycle of the stripping agent. The method utilizes carbonate solutions of organic amines with complexants, in low...
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7485209 |
Process, method, and device for the production and/or derivation of hydrogen utilizing microwave energy
This invention is directed toward a process, method and device for the production and/or derivation of hydrogen utilizing microwave energy through use of a microwave susceptor that...
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7473413 |
Method for recovering metal values from metal-containing materials using high temperature pressure leaching
The present invention relates generally to a process for recovering copper and other metal values from metal-containing materials through pressure leaching operations. In accordance with the...
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7473381 |
Method for hydrogen production
A method of producing hydrogen comprises reacting a hydrogenated compound and water. The hydrogenated compound is in contact with, or may be mixed with an oily substance.
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7455829 |
Low temperature hydrogen generator
A hydrogen generator having a hydrogen generating reaction between a chemical hydride and vapor from a liquid having a freezing point below 0° C. The liquid is selected from alcohols such as...
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7455828 |
Process and apparatus for converting hydrogen sulfide into hydrogen and sulfur
A process and apparatus for obtaining a hydrogen product and a sulfur product from a feed gas comprised of hydrogen sulfide. In the process, a first separating step separates the feed gas to obtain...
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7449591 |
Process of removing transition metals
A process of diminishing the concentration of a transition metal complex from a first solution by adding a solubility-enhancing compound that enhances the solubility of said complex in a second...
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7442363 |
Hydrogen iodide manufacturing method and hydrogen iodide manufacturing apparatus
A hydrogen iodide manufacturing method which includes a step of producing aqueous solution of hydrogen iodide and sulfuric acid by causing iodine-containing aqueous solution and sulfur dioxide to...
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7413721 |
Method for forming ammonia
A method for forming ammonia is disclosed and which includes the steps of forming a plasma; providing a source of metal particles, and supplying the metal particles to the plasma to form metal...
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7410632 |
Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid
A method for removing impurities from a mother liquor comprising a carboxylic acid, a metal catalyst, impurities by (a) evaporating the mother liquor comprising a carboxylic acid, the metal...
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7404942 |
Process for the production of hydrogen and the co-production of carbon dioxide
Process for the production of hydrogen and the co-production of carbon dioxide in separate streams comprising the following operations: feeding of a solid to a first reaction zone (R 1 ) in which a...
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7390468 |
Extraction process
The invention relates to a method for the stabilization of the production capacity of an extraction plant extracting metals in a process, where the metal content of the feed solution varies. For...
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7384619 |
Method for generating hydrogen from water or steam in a plasma
Water molecules, preferably in the form of steam or water vapor, are introduced into a plasma. The plasma causes the water molecules to dissociate into their constituent molecular elements of...
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7384574 |
Hydrogen storage material and process using graphite additive with metal-doped complex hydrides
A hydrogen storage material having improved hydrogen absorbtion and desorption kinetics is provided by adding graphite to a complex hydride such as a metal-doped alanate, i.e., NaAlH 4 . The...
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7374732 |
Leaching process
A process for the oxidative leaching of sulphide mineral species, the method characterised by the method steps of: leaching a slurry containing the mineral species in one or more reaction vessels;...
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7351396 |
Extraction process for removal of impurities from an aqueous mixture
A method for removing impurities from an aqueous mixture or purified aqueous by extracting the aqueous mixture or purified aqueous mixture with an extraction solvent in an extraction zone to form...
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7344690 |
Imide/amide hydrogen storage materials and methods
In one aspect, the invention provides a hydrogen storage composition having a hydrogenated state and a dehydrogenated state. In the hydrogenated state, such composition comprises an amide and a...
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7338650 |
Method and device for providing at least one fuel, in particular, for motor vehicle engines
The invention relates to a method and device ( 100 or 100′ ) for providing at least one fuel, in particular, for motor vehicle engines. The invention enables fuel to be produced, in particular,...
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7335320 |
Method for the production of hydrogen-containing gaseous mixtures
A method for the production of a hydrogen-containing gas composition, such as a synthesis gas including hydrogen and carbon monoxide. The molar ratio of hydrogen to carbon monoxide (H 2 :CO) in the...
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7329399 |
Hydrogen trapper compound, method for the production and uses thereof
A hydrogen-trapping compound is provided, along with a process for manufacturing the compound, and its uses, wherein the hydrogen-trapping compound is characterized in that it contains at least one...
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7316718 |
Differential pressure-driven borohydride based generator
An arrangement for generating hydrogen gas utilizes differential pressure to transport fuel and spent fuel components without requiring an electrically powered fuel delivery pump.
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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...
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7300643 |
Method for producing hydrogen and apparatus for supplying hydrogen
With a method producing hydrogen by making iron or iron oxide contact water, water vapor, or a gas including water vapor, a hydrogen generating medium, which has a high hydrogen generation reaction...
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7282187 |
Recovery of metal values
A process for selectively extracting metal values, including, uranium, thorium, scandium and zirconium, from starting materials which include the metal values. The process is particularly well...
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7282073 |
Method and system for generating hydrogen by dispensing solid and liquid fuel components
Hydrogen is generated through the use of a fuel solution that is prepared using solid fuel component, e.g., a metal borohydride, and a liquid fuel component, e.g. water. Both of these components...
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7250185 |
Process for reducing the concentration of undesired compounds in a composition
A process for treating a composition comprising one or more undesired compounds and one or more desired compounds so as to reduce the concentration of the one or more undesired compounds is...
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7217400 |
Preparation of iron compounds by hydrothermal conversion
An apparatus and continuous process for the conversion of one solid iron compound to another solid iron compound in a heterogeneous suspension wherein the suspension is formed by dispersing a solid...
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