Hydrogen and Fuel Cells Patents for Sale or License

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Electrolysis Cell for Hydrogen Chloride Electrolysis

Apparatus for hydrogen chloride electrolysis, comprising a cathode that has a layer of nitrogen-doped carbon nanotubes having functional groups containing nitrogen....
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Gas Bubble Storage

Nano-bubble storage of hydrogen. A method and product patent. Extremely high pressure storage in a nano-scale water bubble that is producible under at atmospheric temperature and pressure. Product is a quasi-liquid that is comparable to gasoline in energy content. Interested rd&d parties have can ...
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Nanostructure-Enhanced stereo-electrodes for fuel cells and biosensors

This application provides nanostructure-enhanced stereo-electrodes. The application also provides novel ways to manufacture nanostructure-enhanced electrodes. In some embodiments, the invention also provides methods of use for devices equipped with the nanostructure-enhanced stereo-electrodes....
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Insufflator

The invention relates to an insufflator comprising a supply connection (22) and a delivery connection (14) and a pressure and flow measuring unit located between said connections (14, 22) for determining a gas pressure that prevails in the delivery connection and a measuring variable that characteri...
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Method for Producing Oligo- And/or Polysiloxanes And/or N-substituted Urea Derivatives

The invention relates to a method for producing oligo- or polysiloxanes, which are widely used as silicone oils, silicone rubbers (elastomers), and silicone resins, and for producing N-substituted urea derivatives. The oligo- or polysiloxanes produced according to the invention are suitable for, int...
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Generating Electrical Power By Coupling Aerobic Microbial Photosynthesis to an Electron-harvesting System

The present invention relates to an aerobic single-chamber photosynthetic microbial fuel cell (PMFC) that does not depend on organic substrate as an energy source but instead powered only by the energy of light. Its operation is CO2-free and does not require buffers or exogenous electron transfer sh...
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Gas adsorption and gas mixture separations using carborane-based MOF material

A method of separating a mixture of carbon dioxide and a hydrocarbon gas using a metal-organic framework (MOF) material having a three-dimensional carborane ligand structure....
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Nonequilibrium Chemovoltaic Fuel Cell

A chemovoltaic cell converts chemical energy generated by an in-situ molecular hydrogen oxidation reaction into electrical energy by creating a chemically induced nonequilibrium electron population on a catalytic surface of a Schottky structure, followed by charge separation and electric power gener...
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Electrochemical Cell, and Particularly a Cell with Electrodeposited Fuel

The present invention relates to a method for charging the cell by electrodeposition of metal fuel on the anode thereof....
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System and Method for Growing Photosynthetic Cells.

Disclosed are a system and method for growing photosynthetic cells in conduit. The system and method supply light, CO2 and nutrients to the cells. The system and method also dampen thermal variations in the conduit....
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Counter-flow Membraneless Fuel Cell

A method for generating electrical current using a fuel cell includes flowing a first flow that includes a fuel and an electrolyte through a first channel. The fuel is oxidized at an anode to generate electrons for conduction to a load and oxidation products that remain in the first flow. The method...
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Microbial Electrolytic Cell

System and methods for efficiently capturing hydrogen gas from a microbial electrolytic cell. The systems and methods can be configured such that the cathode is located above the anode and proximal to a fluid level and a gas headspace in the single-chamber microbial electrolytic cell....
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Bicarbonate and Carbonate As Hydroxide Carriers in a Biological Fuel Cell

The present invention relates generally to a process that helps alleviate the pH gradient between anode and cathode compartments in any biological fuel cell or electrolytic cell configuration in which a pH gradient between anode and cathode is limiting the voltage efficiency. By providing acid to th...
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Membraneless Microfluidic Fuel Cell

A fuel cell includes a plurality of individual fluid passageways each leading to a common outlet. Each fluid passageway includes an anode and a cathode. A plurality of fuel ports are connected to the fluid passageways and supply fuel to the passageways upstream of the anodes to flow in electrolyte t...
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Electrochemical Cell, and Particularly a Metal Fueled Cell with Non-parallel Flow

The present invention relates to an electrochemical cell with a gap between an anode and a cathode for transport flow of an electrolyte containing charge carrying ions from a solid fuel and an oxidizer....
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Multipass Membraneless Full Cell

A fuel cell having a first fluid passageway, a second fluid passageway, and an electrolyte passageway positioned at a first reaction zone between the first and second fluid passageways. The first fluid passageway has at least one anode and the second fluid passageway has at least one cathode. The fu...
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Fuel Cell, Membrane Electrode Assembly

An acid resistant composite catalyst comprising dumbbell-shaped composite nanoparticles each comprising a noble metal nanoparticle epitaxially conjugated to a ferrite particle, and/or flower-shaped composite nanoparticles each comprising a noble metal nanoparticle epitaxially conjugated to at least ...
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Ion-Conducting Ceramic Apparatus, Method, Fabrication, and Applications

A c-axis-oriented HAP thin film synthesized by seeded growth on a palladium hydrogen membrane substrate. An exemplary synthetic process includes electrochemical seeding on the substrate, and secondary and tertiary hydrothermal treatments under conditions that favor growth along c-axes and a-axes in ...
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Electrocatalysts for Fuel Cells

Disclosed are metallized carbonaceous materials, processes for forming such materials, and electrodes and fuel cells comprising the disclosed materials....
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Methods for Low Temperature Hydrogen Sulfide Dissociation

A method Of H2S dissociation comprises generating radicals or ions. H2S dissociation is initiated at relatively low temperature, e.g., of less than 1875 K. The residence time for dissociation generally ranges from about 0.01 s to 10 s. In one embodiment, plasmas are used to generate ions for use in ...
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Plasma Reactor

A plasma reactor (10) is provided. The plasma reactor (10) includes a reaction chamber (12) formed by a wall (13). Proximate to the first end of the reaction chamber, the plasma reactor includes a feed gas inlet (14) for creating a reverse vortex gas flow (16) in the reaction chamber. The plasma rea...
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Hydrogen Production from Hydrogen Sulfide

The present subject matter is directed to plasma dissociation of fluidic hydrogen sulfide to hydrogen and sulfur. A reactor is configured to have a plasma discharge and a vortex flow pattern. The plasma discharge provides energy to the hydrogen sulfide disassociation reaction and the vortex flow pat...
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Electricity Generation in Single-Chamber Granular Activated Carbon Microbial Fuel Cells Treating Wastewater

An apparatus and method for producing electrical power and treating wastewater is provided. The apparatus and method oxidize bacteria and substrates naturally occurring in wastewater in a chamber, generating electrons which run from an anode to a cathode through an associated circuit. As a result of...
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Geobacter Strains That Use Alternate Organic Compounds, Methods of Making, and Methods of Use Thereof

In preferred embodiments, the present invention provides new isolated strains of a Geobacter species that are capable of using a carbon source that is selected from C3 to C12 organic compounds selected from pyruvate or metabolic precursors of pyruvate as an electron donor in metabolism and in subseq...
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Production of Hydrogen, Liquid Fuels, and Chemicals from Catalytic Processing of Bio-oils

Disclosed herein is a method of generating hydrogen from a bio-oil, comprising hydrogenating a water-soluble fraction of the bio-oil with hydrogen in the presence of a hydrogenation catalyst, and reforming the water-soluble fraction by aqueous-phase reforming in the presence of a reforming catalyst,...
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Geobacteraceae Strains and Methods

Embodiments of the present invention provide a method of producing genetically modified strains of electricigenic microbes that are specifically adapted for the production of electrical current in microbial fuel cells, as well as strains produced by such methods and fuel cells using such strains. In...
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Multilevel Dc/ac Porer Inverter with Hydrogen Fuel Cell

The invention refers to electrical engineering and can be applied in power electronics supply systems. Its objective is to increase the efficiency of a multilevel DC/AC power inverter. The offered multilevel DC/AC power inverter with hydrogen fuel cell contains fuel cell 1 and capacitor 8. The disti...
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Interface Polymer

A method of depositing an anion exchange polymer on an electrode substrate, said method comprising: a) contacting an electrode substrate with an anion exchange polymer in ionic form, wherein the polymer comprises a quaternary ammonium group as the anion exchange group, and b) treating the polymer, s...
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Apparatus and Method for Measuring Hydrogen Concentration in Molten Metals

The present invention concerns a probe for measuring hydrogen concentration in molten metals comprising a probe body and a hydrogen sensor. The sensor structure is based on a sensor body having a wall within which a sealed cavity is defined. The cavity contains a solid reference material for generat...
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Microbial Fuel Cell

It is an object of the present invention to provide a microbial fuel cell capable of increasing a current density without employing a mediator. The microbial fuel cell 1 includes a 3-dimensionally structured agglomerate formed from conductive fine particles 2 and microorganisms 3. In the agglomerate...
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System for Rapid Biohydrogen Phenotypic Screening of Microorganisms Using a Chemochromic Sensor

Provided is a system for identifying a hydrogen gas producing organism. The system includes a sensor film having a first layer comprising a transition metal oxide or oxysalt and a second layer comprising a hydrogen-dissociative catalyst metal, the first and second layers having an inner and an outer...
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Process for Selection of Oxygen-tolerant Algal Mutants that Produce H.sub.2

A process for selection of oxygen-tolerant, H.sub.2 -producing algal mutant cells comprising:(a) growing algal cells photoautotrophically under fluorescent light to mid log phase;(b) inducing algal cells grown photoautrophically under fluorescent light to mid log phase in step (a) anaerobically by (...
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Method and Apparatus for Rapid Biohydrogen Phenotypic Screening of Microorganisms Using a Chemochromic Sensor

The invention provides an assay system for identifying a hydrogen-gas-producing organism, including a sensor film having a first layer comprising a transition metal oxide or oxysalt and a second layer comprising hydrogen-dissociative catalyst metal, the first and second layers having an inner and an...
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Method and apparatus for determining diffusible hydrogen concentrations

A measuring apparatus and method for use in measuring diffusible hydrogen concentrations in materials, structures, and other objects. In an embodiment of the invention for use in welding applications, the measuring apparatus (10) includes a sensor assembly (20) that, with an included sealing member ...
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Hydrogen Producting Using Hydrogenase-Containing Oxygenic Photosynthetic Organisms

This invention relates to photosynthetic hydrogen production and specifically to a biophotolysis process, which can be cycled, for the temporal separation of oxygen evolution and hydrogen production in algae....
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Hydrogen Permeable Protective Coating for a Catalytic Surface

Nanostructures and methods for production thereof by phase separation during metal organic vapor-phase epitaxy (MOVPE). An embodiment of one of the methods may comprise providing a growth surface in a reaction chamber and introducing a first mixture of precursor materials into the reaction chamber t...
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Fluorescence technique for on-line monitoring of state of hydrogen-producing microorganisms

Technology Description In situ fluorescence method to monitor state of sulfur-deprived algal culture's ability to produce H.sub.2 under sulfur depletion, comprising: a) providing sulfur-deprived algal culture; b) illuminating culture; c) measuring onset of H.sub.2 percentage in produced gas phase...
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System for Rapid Biohydrogen Phenotypic Screening of Microorganisms Using a Chemochromic Sensor

Provided is a system for identifying a hydrogen gas producing organism. The system includes a sensor film having a first layer comprising a transition metal oxide or oxysalt and a second layer comprising a hydrogen-dissociative catalyst metal, the first and second layers having an inner and an outer...
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Process for Selection of Oxygen-tolerant Algal Mutants that Produce H.sub.2

A process for selection of oxygen-tolerant, H.sub.2 -producing algal mutant cells comprising:(a) growing algal cells photoautotrophically under fluorescent light to mid log phase;(b) inducing algal cells grown photoautrophically under fluorescent light to mid log phase in step (a) anaerobically by (...
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Method and Apparatus for Rapid Biohydrogen Phenotypic Screening of Microorganisms Using a Chemochromic Sensor

The invention provides an assay system for identifying a hydrogen-gas-producing organism, including a sensor film having a first layer comprising a transition metal oxide or oxysalt and a second layer comprising hydrogen-dissociative catalyst metal, the first and second layers having an inner and an...
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Method and apparatus for determining diffusible hydrogen concentrations

A measuring apparatus and method for use in measuring diffusible hydrogen concentrations in materials, structures, and other objects. In an embodiment of the invention for use in welding applications, the measuring apparatus (10) includes a sensor assembly (20) that, with an included sealing member ...
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Hydrogen Producting Using Hydrogenase-Containing Oxygenic Photosynthetic Organisms

This invention relates to photosynthetic hydrogen production and specifically to a biophotolysis process, which can be cycled, for the temporal separation of oxygen evolution and hydrogen production in algae....
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Hydrogen Permeable Protective Coating for a Catalytic Surface

Nanostructures and methods for production thereof by phase separation during metal organic vapor-phase epitaxy (MOVPE). An embodiment of one of the methods may comprise providing a growth surface in a reaction chamber and introducing a first mixture of precursor materials into the reaction chamber t...
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Fluorescence technique for on-line monitoring of state of hydrogen-producing microorganisms

In situ fluorescence method to monitor state of sulfur-deprived algal culture's ability to produce H.sub.2 under sulfur depletion, comprising: a) providing sulfur-deprived algal culture; b) illuminating culture; c) measuring onset of H.sub.2 percentage in produced gas phase at multiple times to asce...
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