| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 205338000 | Utilizing subatmospheric or superatmospheric pressure during synthesis | 18 |
| 20080237055 | Method for making lithium aluminide compound in atmospheric environment - A method for making lithium aluminide compound in atmospheric environment at a working temperature includes accomplishing a diffusive electrolysis in an electrolyte composed of lithium chloride, potassium chloride and calcium chloride, exerting a direct current (voltage) on the electrolyte to reduce the lithium ions into lithium atoms on the surface of an rotative aluminum cathode, and subsequently the lithium atoms diffusing into the aluminum cathode during the electrolysis. | 10-02-2008 |
| 20090101516 | METHODS AND APPARATUS FOR THE SYNTHESIS OF USEFUL COMPOUNDS - The present invention relates to methods and apparatus for activation of a low reactivity, non-polar chemical compound. In one example embodiment, the method comprises introducing the low reactivity chemical compound to a catalyst. At least one of (a) an oxidizing agent or a reducing agent and (b) a polar compound is provided to the catalyst and the chemical compound. An alternating current is applied to the catalyst to produce an activation reaction in the chemical compound. This activation reaction produces a useful product. The present invention also relates to a method for oxidizing aromatic compounds by electrocatalysis to oxidized products. | 04-23-2009 |
| 20090321271 | Method of Pumping Combustible Gas - A system for pumping a gas stream containing a combustible gas comprises a solid oxide ionic conducting membrane ( | 12-31-2009 |
| 20100230292 | INTEGRATED SOLAR-POWERED HIGH-PRESSURE HYDROGEN PRODUCTION AND BATTERY CHARGING SYSTEM - One embodiment of the invention includes a photovoltaic system that provides both electricity and low-grade heat, together with many options of utilizing the energy. The electricity may efficiently be used to drive a high-pressure electrolyzer that produces hydrogen. The hydrogen pressure may be boosted to a final compression of at least 700 bar. In one embodiment the pressure may be boosted using a metal-hydride compressor and stored. The stored high pressure hydrogen may be used to fill fuel-cell electric vehicle (FCEV) tanks. The electricity can also be used to efficiently charge the batteries in an extended range electric vehicle (EREV). | 09-16-2010 |
| 20110079515 | ALKALINE PRODUCTION USING A GAS DIFFUSION ANODE WITH A HYDROSTATIC PRESSURE - An electrochemical system comprising a first cation exchange membrane in contact with a gas diffusion anode and configured to separate the gas diffusion anode from an anode electrolyte; a cathode in contact with a cathode electrolyte; and a second cation ion exchange membrane configured to separate the cathode electrolyte from the anode electrolyte. In the system, an external pressure system is configured to apply a pressure against the first cation exchange membrane through the anode electrolyte, and an alkaline solution is produced in the cathode electrolyte by applying a voltage across the anode and cathode; in some embodiments, carbon dioxide is requested by reaction with the cathode electrolyte. | 04-07-2011 |
| 20110108432 | METHOD FOR THE ELECTROCHEMICAL DIRECT AMINATION OF HYDROCARBONS - The invention relates to a process for the electrochemical direct amination of hydrocarbons by means of a diamond electrode and also a process for preparing aniline. | 05-12-2011 |
| 20110132770 | PROCESS FOR PRODUCING COMPOUNDS OF THE CXHYOZ TYPE BY REDUCTION OF CARBON DIOXIDE (CO2) AND/OR CARBON MONOXIDE (CO) - The present invention relates to a process for electrolysing steam introduced under pressure into an anode in compartment ( | 06-09-2011 |
| 20120012467 | PROCESS FOR CONVERTING NATURAL GAS TO AROMATICS WITH ELECTROCHEMICAL REMOVAL OF HYDROGEN - The present invention relates to a process for converting aliphatic hydrocarbons having 1 to 4 carbon atoms to aromatic hydrocarbons in the presence of a catalyst under nonoxidative conditions, wherein at least some of the hydrogen formed in the conversion electrochemically removed is by means of a gas-tight membrane-electrode assembly. | 01-19-2012 |
| 20120125779 | METHOD AND DEVICE FOR GENERATING HYDROGEN AND OXYGEN - The electrolysis occurs as a high-pressure electrolyzer, oxygen being produced on one side and hydrogen on the other side, with corresponding pressure. The gases may optionally be stored without additional compression. The PEM fuel cell process is used in reverse for the process. It is advantageous that excess energy may be used by wind power plants. In the associated device, a high-pressure electrolyzer ( | 05-24-2012 |
| 20130206605 | EXTRACTION OF CARBON DIOXIDE AND HYDROGEN FROM SEAWATER AND HYDROCARBON PRODUCTION THEREFROM - Apparatus for seawater acidification including an ion exchange, cathode and anode electrode compartments and cation-permeable membranes that separate the electrode compartments from the ion exchange compartment. Means is provided for feeding seawater through the ion exchange compartment and for feeding a dissociable liquid media through the anode and cathode electrode compartments. A cathode is located in the cathode electrode compartment and an anode is located in the anode electrode compartment and a means for application of current to the cathode and anode is provided. A method for the acidification of seawater by subjecting the seawater to an ion exchange reaction to exchange H | 08-15-2013 |
| 20140027299 | Process for forming expanded hexagonal layered minerals and derivatives using electrochemical charging - Processes for forming expanded hexagonal layered minerals (HLMs) and derivatives thereof using electrochemical charging are disclosed. The process includes employing HLM rocks ( | 01-30-2014 |
| 20140238869 | ELECTROCHEMICAL MODULE CONFIGURATION FOR THE CONTINUOUS ACIDIFICATION OF ALKALINE WATER SOURCES AND RECOVERY OF CO2 WITH CONTINUOUS HYDROGEN GAS PRODUCTION - An electrochemical cell for the continuous acidification of alkaline water sources and recovery of carbon dioxide with simultaneous continuous hydrogen gas production having a center compartment, an electrolyte-free anode compartment having a mesh anode in direct contact with an ion permeable membrane, an endblock in direct contact with the anode where the endblock provides a gas escape route behind the anode, an electrolyte-free cathode compartment having a mesh cathode in direct contact with an ion permeable membrane, and an endblock in direct contact with the cathode where the endblock provides a gas escape route behind the cathode. Current applied to the electrochemical cell for generating hydrogen gas also lowers the pH of the alkaline water to produce carbon dioxide with no additional current or power. Also disclosed is the related method for continuously acidifying alkaline water sources and recovering carbon dioxide with continuous hydrogen gas production. | 08-28-2014 |
| 20150060293 | CONTROL METHOD OF DIFFERENTIAL PRESSURE WATER ELECTROLYSIS SYSTEM - In a control method of a differential pressure water electrolysis system, a reference water level of a gas-liquid separator for normal operations is set to discharge a liquid water stored in the gas-liquid separator to a discharge tube. A depressurization reference water level which is a lower water level than the reference water level is set to discharge the liquid water stored in the gas-liquid separator to the discharge tube upon depressurizing. A depressurization valve is opened to reduce pressure at a cathode side after operation of a differential pressure water electrolysis device has been stopped, in a state with voltage applied. A permissible water level upper limit value at which an open/close valve is opened is switched from the reference water level to the depressurization reference water level when the depressurization valve is opened. | 03-05-2015 |
| 20150060294 | INTEGRATED ELECTROCHEMICAL COMPRESSOR AND CASCADE STORAGE METHOD AND SYSTEM - The present disclosure is directed to a compressed fuel storage system. The compressed fuel storage system may include an electrochemical compressor and one or more fuel dispensing units. The electrochemical compressor may be configured to compress a fuel source. Additionally, the compressed fuel storage system may include at least one low pressure compressed fuel reservoir fluidly connected to the electrochemical compressor and the fuel dispensing units and at least one high pressure compressed fuel reservoir fluidly connected to the electrochemical compressor and the fuel dispensing units. | 03-05-2015 |
| 20160024666 | ELECTROCHEMICAL COMPRESSOR UTILIZING AN ELECTROLYSIS - An electrochemical compression system utilizes an electrolyzer to electrolyze an electrochemically active working fluid, at a first pressure, into decomposition products that are reformed back into said electrochemically active working fluid by a fuel cell, at a higher pressure. Water may be electrolyzed into hydrogen and oxygen and stored in reservoir tanks at an elevated pressure and subsequently provided to a fuel cell for reforming. The hydrogen is provided to the anode side of a polymer electrolyte membrane fuel cell and the oxygen is provided to the cathode side. Water is reformed on the cathode side of the fuel cell at a higher pressure than the inlet to the electrolyzer. This pressure differential enable flow of the electrochemically active working fluid through a conduit from the cathode to the electrolyzer. This flow of fluid may be used in a heat transfer system. | 01-28-2016 |
| 20160068974 | CONTINUOUS CO-CURRENT ELECTROCHEMICAL REDUCTION OF CARBON DIOXIDE - In various embodiments, the invention provides electro-chemical processes for reduction of carbon dioxide, for example converting carbon dioxide to formate salts or formic acid. In selected embodiments, operation of a continuous reactor with a three dimensional cathode and a two-phase (gas/liquid) catholyte flow provides advantageous conditions for electro-reduction of carbon dioxide. In these embodiments, the continuous two-phase flow of catholyte solvent and carbon dioxide containing gas, in selected gas/liquid phase volume flow ratios, provides dynamic conditions that favour the electro-reduction of COs at relatively high effective superficial current densities and gas space velocities, with relatively low reactor (cell) voltages (<10 Volts). In some embodiments, relatively high internal gas hold-up in the cathode chamber (evident in an internal gas to liquid phase volume ratio >0.1) may provide greater than equilibrium CO | 03-10-2016 |
| 20160083853 | ELECTROCHEMICAL SYNTHESIS OF AMMONIA IN ALKALINE MEDIA - A method is provided for an electrochemical synthesis of ammonia in alkaline media. The method electrolytically converts N | 03-24-2016 |
| 20160194767 | ELECTROLYTIC CELL FOR THE PRODUCTION OF AMMONIA | 07-07-2016 |
