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Class 205/633 - Oxygen produced


Subclass of Class 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
Definition: Subject matter wherein elemental oxygen is produced during
No. of patents: 82
Last issue date: 07/22/2008


1      
NumberTitleIssue Date
7402283Electrolytic eluent generator and method of use
An acid or base is generated in an aqueous solution by the steps of: (a) providing a source of first ions adjacent an aqueous liquid in a first acid or base generation zone, separated by a first barrier (e.g., anion exchange membra...
07/22/2008
7396441Flow-through oxygenator
An oxygen emitter which is an electrolytic cell is disclosed. When the anode and cathode are separated by a critical distance, very small microbubbles and nanobubbles of oxygen are generated. The very small oxygen bubbles remain in suspension, forming a solution sup...
07/08/2008
7381313Integrated hydrogen production and processing system and method of operation
A method of operating an integrated hydrogen production and processing system is provided. The method includes operating an electrolyzer to produce hydrogen from water and utilizing heat generated from the electrolyzer to increase a temperature of an electrolyte in ...
06/03/2008
7351316Water electrolysis method and device for determination of hydrogen and oxygen stable isotopic composition
Water electrolysis device determining stable isotopic composition of water and a water electrolysis method for stable isotopic composition of water capable of analyzing many samples easily, safely and at low cost in very short time, and rapidly analyzing 17
04/01/2008
7329691Perovskite catalyst for the partial oxidation of natural gas
A composition and method for a Catalytic Partial Oxidation (CPO) of methane to synthesis gas. The catalyst allows the process to proceed at low residence time providing a long time thermal stability. The perovskite structure [AzA′1-z][B1...
02/12/2008
7258779Method and means for hydrogen and oxygen generation
A method and means for producing a combustible mixture of hydrogen and oxygen by electrolysis of water using a pulsed application of water onto electrodes while applying an electrical potential between electrodes and where the electrodes are not immersed in the wate...
08/21/2007
7232483Cement composition having chromium reducer
Exemplary compositions and methods for reducing hexavalent chromium in cementitious compositions involve the use of a liquid additive composition, comprising stannous chloride. Along with the stannous chloride may be used at least one co-additive comprising an antio...
06/19/2007
7207188Heat pump system
A heat pump system (10) including a heat generator (15), a heat engine (26) supplied with heat engine working fluid (18) by the heat generator (15) having a heat engine cylinder chamber (34), a heat engine piston (32)...
04/24/2007
7179323Ion transport membrane module and vessel system
An ion transport membrane system comprising (a) a pressure vessel having an interior, an exterior, an inlet, and an outlet; (b) a plurality of planar ion transport membrane modules disposed in the interior of the pressure vessel and arranged in series, each membrane...
02/20/2007
7169493Fuel cell system with thermal management and method of operation thereof
A fuel cell system includes a fuel cell apparatus and a heat storage device. The heat storage device is in fluid communication with and responsive to the fuel cell apparatus and is adapted to receive and store heat from and deliver heat to the fuel cell apparatus.
01/30/2007
7153476Large capacity acid or base generator apparatus
Method and apparatus for generating an acid or base, e.g. for chromatographic analysis of anions. For generating a base the method includes the steps of providing a cation source in a cation source reservoir, flowing an aqueous liquid stream through a base generatio...
12/26/2006
7125480Methods for affecting the ultra-fast photodissociation of water molecules
A method for the ultra-fast photodissociation of water molecules into H2 and O2 gases is presented. Water vapor is initially produced and supplied to a photolysis bottle. Within the photolysis bottle, the water vapor is illuminated by a light s...
10/24/2006
7122269Hydronium-oxyanion energy cell
An energy cell for producing electrical energy and a fuel being a mixture of hydrogen and oxygen from aqueous solutions of hydronium and oxyanions. The aqueous solution of hydronium ions is delivered to a cathode in a cathode compartment where the ions are reduced b...
10/17/2006
7087110Liquid additive for intergrinding cement
Exemplary compositions and methods for reducing hexavalent chromium in cementitious compositions involve the use of a liquid additive composition, comprising stannous chloride. Along with the stannous chloride may be used at least one co-additive comprising an antio...
08/08/2006
7037414Photoelectrolysis of water using proton exchange membranes
A photoelectrochemical cell which includes a light transmissive enclosure, a semiconductor photoanode disposed within the light transmissive enclosure, a semiconductor photocathode disposed within the light transmissive enclosure, and an electrolytic solution dispos...
05/02/2006
6994824Artificial cardiopulmonary circuit system
To provide an artificial cardiopulmonary circuit system having high heat resistance and excellent blood compatibility. The artificial cardiopulmonary circuit system includes a hollow fiber membrane oxygenator including a plurality of porous hollow fiber membranes fo...
02/07/2006
6955922Large capacity acid or base generator and method of use
Method and apparatus for generating an acid or base, e.g. for chromatographic analysis of anions. For generating a base the method includes the steps of providing a cation source in a cation source reservoir, flowing an aqueous liquid stream through a base generatio...
10/18/2005
6908507Process and a plant for the production of Portland cement clinker
A process is disclosed for producing cement clinker, comprising the steps of: a) providing a mixture of ground calcareous materials and ground argillaceous materials; b) heating the mixture of step a) to a temperature sufficient to calcine and fuse the ground materi...
06/21/2005
6896789Electrolysis cell and internal combustion engine kit comprising the same
A system for producing one or more gases for enhancing combustion in an internal combustion engine, the engine having an intake, the system comprising: an electrolysis cell, for generating one or more combustion enhancing gases under pressure; a gas conduit, for con...
05/24/2005
6860983Recovery and re-use of anode oxygen from electrolytic cells
A process and apparatus for recovering a metal from a feedstock containing a compound of the metal. The process includes an electrowinning step in which a leachate comprising a salt of the metal, dissolved in an aqueous acid solution, is subjected to electrowinning ...
03/01/2005
6827838Method of separating and collecting 18F in 18O water
A method of separating and recovering 18F from 18O water at high purity and efficiency while maintaining the purity of the 18O water. By using a solid electrode (1) as an anode and a container (electrodeposition vessel) (2
12/07/2004
6814852Generation of gas in a lab-on-a-chip environment
The present invention is drawn to the electrolysis of fluids in a lab-on-a-chip environment for generating gases. Various lab-on-a-chip embodiments are described along with a method of generating gas in a lab-on-a-chip environment. The method comprises the steps of ...
11/09/2004
6790339Process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chloride
The invention relates to a process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chloride in an electrolysis cell, comprising an anode chamber and a cathode chamber, the anode chamber being separated from the cathode chamber by a...
09/14/2004
6783885Low gravity electrochemical cell
An electrochemical cell system includes a hydrogen electrode; an oxygen electrode; a membrane disposed between the hydrogen electrode and the oxygen electrode; and a compartmentalized storage tank. The compartmentalized storage tank has a first fluid storage section...
08/31/2004
6712951Integrated ozone generator process
An ozone generator which operates at constant pressures to produce a continuous flow of ozone in an oxygen stream having from 10% to 18% by weight of ozone. The ozone generator includes one or more electrolytic cells comprising an anode/anode flow field, a cathode/c...
03/30/2004
6689262Microbubbles of oxygen
An oxygen emitter which is an electrolytic cell is disclosed. When the anode and cathode are separated by a critical distance, very small microbubbles and nanobubbles of oxygen are generated. The hydrogen forms bubbles at the cathode, which bubbles rise t...
02/10/2004
6682701Large capacity acid or base generator apparatus
Method and apparatus for generating an acid or base, e.g. for chromatographic analysis of anions. For generating a base the method includes the steps of providing a cation source in a cation source reservoir, flowing an aqueous liquid stream through a bas...
01/27/2004
6641713Apparatus and system for refining sodium
An object of the invention is to provide a sodium refining apparatus which has a simple constitution and does not deteriorate a solid electrolyte employed therein. The sodium refining apparatus of the invention, in which impurities contained in sodium are...
11/04/2003
6495025Electrochemical oxygen generator and process
The method of producing O2 from water, that includes subjecting water to electrolysis, to produce H2 and O2, returning H2 to a water storage zone, drying the produced O2, using air as a drying agent, ...
12/17/2002
6471850Low gravity electrochemical cell
An electrochemical cell system includes a hydrogen electrode; an oxygen electrode; a membrane disposed between the hydrogen electrode and the oxygen electrode; and a compartmentalized storage tank. The compartmentalized storage tank has a first fluid stor...
10/29/2002
6428680Method of providing safe haven within buildings during chemical or biological attack
A room in a building serving as a safe haven for human inhabitants against harmful agent attack such as chemical or biological weapon attack. The room provides an environment sealed from air-carried harmful agents wherein the sealing can be accomplished b...
08/06/2002
6383361Fluids management system for water electrolysis
A fluid management system for use in water electrolysis systems for filtering the system water and recombining hydrogen and oxygen. The fluid management system includes a phase separation tank having a filter containing a catalyzed ion exchange resin. Hyd...
05/07/2002
6368491Method of controlling a modular ceramic oxygen generating system
The invention relates generally to ceramic oxygen generating modules, and more particularly, to an apparatus and method for controlling a duty cycle for each of a plurality of ceramic oxygen generating modules in a modular ceramic oxygen generating system...
04/09/2002
6338786Gas-liquid separation method and apparatus in electrolytic cells
An improved method of separating hydrogen gas entrained with a first aqueous electrolytic solution of a water electrolyser for producing said hydrogen and said oxygen gas entrained with a second aqueous electrolyte solution, said method comprising produci...
01/15/2002
6306280Electroenzymatic reactor and method for enzymatic catalysis
An electroenzymatic reactor comprises a reaction vessel having a working electrode compartment. Within the working electrode compartment is a reactor solution containing a redox enzyme, a redox carrier, and an oxidizable or reducible substrate. Also withi...
10/23/2001
6299781Removal of hydrocarbon components from an aqueous waste stream
Water containing difficult-to-remove volatile hydrocarbon contaminants which may include MTBE, TBA and/or BTEX is treated under pressure by electrolysis and oxidative reduction in a contact area, then is depressurized and subjected to high shear in a mult...
10/09/2001
6225129Large capacity acid or base generation apparatus and method of use
Method and apparatus for generating an acid or base, e.g. for chromatographic analysis of anions. For generating a base the method includes the steps of providing a cation source in a cation source reservoir, flowing an aqueous liquid stream through a bas...
05/01/2001
6224741Electrolyte process using a hydrogen storing metal member
An electrolytic process which can operate in a hydrogen reaction chamber at a hydrogen reaction rate corresponding to the increase in the rate of production of hydrogen accompanying the increase in the electrolysis rate and maintain the current efficiency...
05/01/2001
6180014Device and method for treating water with ozone generated by water electrolysis
A process and a device for the treatment of water, especially for removing therefrom a large variety of pollutants, especially organic, inorganic and biological pollutants through in situ generation of ozone. Ozone is economically produced in situ at a hi...
01/30/2001
6146518Pressure differential control in an electrolytic cell
An improved process for providing hydrogen from an electrolytic cell having an anolyte solution having an anolyte liquid level; a catholyte solution having a catholyte liquid level; generating oxygen at an oxygen pressure above the anolyte level; generati...
11/14/2000
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