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Brent R. Constantz, Portola Valley US

Brent R. Constantz, Portola Valley, CA US

Patent application numberDescriptionPublished
20090001020DESALINATION METHODS AND SYSTEMS THAT INCLUDE CARBONATE COMPOUND PRECIPITATION - Desalination methods that include carbonate compound precipitation are provided. In certain embodiments, feed water is subjected to carbonate compound precipitation conditions prior to desalination. In certain embodiments, desalination waste brine is subjected to carbonate compound precipitation conditions. In yet other embodiments, both feed water and waste brine are subjected to carbonate compound precipitation conditions. Aspects of embodiments of the invention include carbone dioxide sequestration. Embodiments of the invention further employ a precipitate product of the carbonate compound precipitation conditions as a building material, e.g., a cement. Also provided are systems configured for use in methods of the invention.01-01-2009
20090020044Hydraulic cements comprising carbonate compound compositions - Hydraulic cement compositions that include a carbonate compound composition, e.g., a salt-water derived carbonate compound composition containing crystalline and/or amorphous carbonate compounds, are provided. Also provided are methods of making and using the hydraulic cements, as well as settable compositions, such as concretes and mortars, prepared therefrom. The cements and compositions produced therefrom find use in a variety of applications, including use in a variety of building materials and building applications.01-22-2009
20090169452METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO07-02-2009
20090301352PRODUCTION OF CARBONATE-CONTAINING COMPOSITIONS FROM MATERIAL COMPRISING METAL SILICATES - Provided are methods for producing carbonate-containing compositions comprising silicon-based material (e.g., pozzolanic material) from a source of carbon dioxide, a divalent cation-containing solution, and a source of proton-removing agents. In such methods, divalent cations of the divalent cation-containing solution are provided by digestion of material comprising metal silicates. Also provided are methods for producing carbonate-containing compositions comprising little or no silicon-based material. In such methods, silicon-based material (e.g., silica, unreacted or undigested silicates, aluminosilicates, etc.) may be separated and processed separately from carbonate-containing compositions. Silicon-based material and carbonate-containing material may be blended at a later stage to produce a pozzolanic material, which may be further processed and blended with, for example, Portland cement.12-10-2009
20100063902CO2 COMMODITY TRADING SYSTEM AND METHOD - A system and method of generating and trading a CO03-11-2010
20100077691CO2-SEQUESTERING FORMED BUILDING MATERIALS04-01-2010
20100083880REDUCED-CARBON FOOTPRINT CONCRETE COMPOSITIONS - Reduced-carbon footprint concrete compositions, and methods for making and using the same, are provided. Aspects of the reduced-carbon footprint concrete compositions include CO04-08-2010
20100132556METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO06-03-2010
20100132591Hydraulic Cements Comprising Carbonate Compound Compositions - Hydraulic cement compositions that include a carbonate compound composition, e.g., a salt-water derived carbonate compound composition containing crystalline and/or amorphous carbonate compounds, are provided. Also provided are methods of making and using the hydraulic cements, as well as settable compositions, such as concretes and mortars, prepared therefrom. The cements and compositions produced therefrom find use in a variety of applications, including use in a variety of building materials and building applications.06-03-2010
20100135865ELECTROCHEMICAL METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO06-03-2010
20100135882METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO06-03-2010
20100150802PROCESSING CO2 UTILIZING A RECIRCULATING SOLUTION - In some embodiments, the invention provides, a method comprising a) contacting a solution with an industrial source of carbon dioxide to produce a CO06-17-2010
20100154679DESALINATION METHODS AND SYSTEMS THAT INCLUDE CARBONATE COMPOUND PRECIPITATION - Desalination methods that include carbonate compound precipitation are provided. In certain embodiments, feed water is subjected to carbonate compound precipitation conditions prior to desalination. In certain embodiments, desalination waste brine is subjected to carbonate compound precipitation conditions. In yet other embodiments, both feed water and waste brine are subjected to carbonate compound precipitation conditions. Aspects of embodiments of the invention include carbon dioxide sequestration. Embodiments of the invention further employ a precipitate product of the carbonate compound precipitation conditions as a building material, e.g., a cement. Also provided are systems configured for use in methods of the invention.06-24-2010
20100158786DESALINATION METHODS AND SYSTEMS THAT INCLUDE CARBONATE COMPOUND PRECIPITATION - Desalination methods that include carbonate compound precipitation are provided. In certain embodiments, feed water is subjected to carbonate compound precipitation conditions prior to desalination. In certain embodiments, desalination waste brine is subjected to carbonate compound precipitation conditions. In yet other embodiments, both feed water and waste brine are subjected to carbonate compound precipitation conditions. Aspects of embodiments of the invention include carbone dioxide sequestration. Embodiments of the invention further employ a precipitate product of the carbonate compound precipitation conditions as a building material, e.g., a cement. Also provided are systems configured for use in methods of the invention.06-24-2010
20100196104CO2 SEQUESTERING SOIL STABILIZATION COMPOSITION08-05-2010
20100313793REDUCED-CARBON FOOTPRINT CONCRETE COMPOSITIONS - Reduced-carbon footprint concrete compositions, and methods for making and using the same, are provided. Aspects of the reduced-carbon footprint concrete compositions include CO12-16-2010
20100313794PRODUCTION OF CARBONATE-CONTAINING COMPOSITIONS FROM MATERIAL COMPRISING METAL SILICATES - Provided are methods for producing carbonate-containing compositions comprising silicon-based material (e.g., pozzolanic material) from a source of carbon dioxide, a divalent cation-containing solution, and a source of proton-removing agents. In such methods, divalent cations of the divalent cation-containing solution are provided by digestion of material comprising metal silicates. Also provided are methods for producing carbonate-containing compositions comprising little or no silicon-based material. In such methods, silicon-based material (e.g., silica, unreacted or undigested silicates, aluminosilicates, etc.) may be separated and processed separately from carbonate-containing compositions. Silicon-based material and carbonate-containing material may be blended at a later stage to produce a pozzolanic material, which may be further processed and blended with, for example, Portland cement.12-16-2010
20100326328CO2-SEQUESTERING FORMED BUILDING MATERIALS12-30-2010
20110004219Calcium Phosphate Cements Comprising Autologous Bone - Aspects of the invention include methods for producing flowable compositions, e.g. pastes, that set into calcium phosphate containing products, where the products include autologous bone. Aspects of the invention further include compositions produced by the methods, as well as kits for preparing the same. The subject methods and compositions produced thereby find use in a variety of applications, including hard tissue repair applications.01-06-2011
20110054084Hydraulic cements comprising carbonate compound compositions - Hydraulic cement compositions that include a carbonate compound composition, e.g., a salt-water derived carbonate compound composition containing crystalline and/or amorphous carbonate compounds, are provided. Also provided are methods of making and using the hydraulic cements, as well as settable compositions, such as concretes and mortars, prepared therefrom. The cements and compositions produced therefrom find use in a variety of applications, including use in a variety of building materials and building applications.03-03-2011
20110059000METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO03-10-2011
20110067600Methods and compositions using calcium carbonate - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.03-24-2011
20110067603Methods and compositions using calcium carbonate - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.03-24-2011
20110067605Methods and compositions using calcium carbonate - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.03-24-2011
20110071309Methods and Systems for Utilization of HCI - Systems and methods are disclosed for generating a proton removing agent and an acidic solution in a low voltage electrochemical system and utilizing the proton removing agent to sequester carbon dioxide from a waste gas in a carbon dioxide sequestration system and utilizing the acidic solution to catalyze at least one step of a chemical syntheses in combination with a plant based material.03-24-2011
20110091955METHODS AND SYSTEMS FOR TREATING INDUSTRIAL WASTE GASES - Systems and methods for lowering levels of carbon dioxide and other atmospheric pollutants are provided. Economically viable systems and methods capable of removing vast quantities of carbon dioxide and other atmospheric pollutants from gaseous waste streams and sequestering them in storage stable forms are also discussed.04-21-2011
20110132234HYDRAULIC CEMENTS COMPRISING CARBONATE COMPOUND COMPOSITIONS - Hydraulic cement compositions that include a carbonate compound composition, e.g., a salt-water derived carbonate compound composition containing crystalline and/or amorphous carbonate compounds, are provided. Also provided are methods of making and using the hydraulic cements, as well as settable compositions, such as concretes and mortars, prepared therefrom. The cements and compositions produced therefrom find use in a variety of applications, including use in a variety of building materials and building applications.06-09-2011
20110203489METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.08-25-2011
20110277474METHODS AND SYSTEMS USING NATURAL GAS POWER PLANT - Provided herein are methods and systems for sequestering carbon dioxide from a multi-component gaseous stream, such as flue gas from natural gas-burning power plant to produce a protonated carbonate. Also provided herein are methods and systems for electrochemically producing proton-removing agents to form a deprotonated carbonate from the protonated carbonate. The electrochemical process may consume less energy than the amount of energy generated during production of the multi-component gaseous stream.11-17-2011
20110290156CO2-SEQUESTERING FORMED BUILDING MATERIALS12-01-2011
20120000396REDUCED-CARBON FOOTPRINT CONCRETE COMPOSITIONS - Reduced-carbon footprint concrete compositions, and methods for making and using the same, are provided. Aspects of the reduced-carbon footprint concrete compositions include CO01-05-2012
20120031303CALCIUM CARBONATE COMPOSITIONS AND METHODS THEREOF - Provided herein are cementitious compositions including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Such compositions may be made from carbonate brines. Methods and systems for making the compositions and using the compositions are also provided.02-09-2012
20120073474METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.03-29-2012
20120111236REDUCED-CARBON FOOTPRINT COMPOSITIONS AND METHODS - Reduced-carbon footprint compositions, and methods for making and using the same, are provided. Aspects of the reduced-carbon footprint compositions include producing carbonate compositions from CO05-10-2012
20120145047METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided.06-14-2012
20120165822Use of Vibration in Composite Fixation - Methods of employing bone defect filling, e.g., orthopedic cements, in conjunction with hard tissue securing devices, e.g., screws, plates or rods, are provided. A feature of the subject methods is that the cement is introduced to a target bone site through a passageway of the securing device while a vibratory force is applied to the securing device. Also provided are systems and kits that find use in practicing the subject methods. The subject methods, devices and systems find use in a variety of different applications.06-28-2012
20120213688METHODS OF SEQUESTERING CO2 - Methods of sequestering carbon dioxide (CO08-23-2012
20120253351Use of Vibration with Orthopedic Cements - Methods of employing bone defect filling, e.g., orthopedic cements, such as calcium phosphate cements and the like, are provided. A feature of the subject methods is that vibration is employed in conjunction with the use of the cement, e.g., in preparation of the cement, in preparation of the target site, in delivery of the cement to the target site, and/or following delivery of the cement to the target site. Also provided are devices, systems and kits that find use in practicing the subject methods. The subject methods, devices and systems find use in a variety of different applications.10-04-2012
20130008354METHODS AND SYSTEMS OF BICARBONATE SOLUTION - Provided herein are methods and systems to produce a bicarbonate solution from one or more of natural substances and to contact the bicarbonate solution with cathode electrolyte in an electrochemical system to produce a product containing carbonate or combination of carbonate and bicarbonate.01-10-2013
20130036945CO2-SEQUESTERING FORMED BUILDING MATERIALS02-14-2013
20130139727CEMENT AND CONCRETE WITH REINFORCED MATERIAL - Provided are compositions, methods and systems including cementitious compositions and reinforcing materials wherein the cementitious composition comprises a metastable component.06-06-2013
20130273118Calcium Phosphate Cements and Methods for Using the Same - Methods and compositions for producing flowable compositions, e.g. pastes, that set into calcium phosphate products are provided. In the subject methods, dry reactants that include a calcium source and a phosphate source are combined with a setting fluid to produce the flowable composition. A feature of the subject methods is that the dry reactants include a particulate calcium and/or phosphate reactant having a mean particle size of less than about 8 μm and narrow size distribution. Also provided are the compositions themselves as well as kits for use in practicing the subject methods. The subject methods and compositions produced thereby find use in a variety of applications, including the repair of hard tissue defects, e.g., bone defects.10-17-2013
20140041553CO2-SEQUESTERING FORMED BUILDING MATERIALS02-13-2014
20140271440HIGHLY REFLECTIVE MICROCRYSTALLINE/AMORPHOUS MATERIALS, AND METHODS FOR MAKING AND USING THE SAME - Compositions comprising highly reflective microcrystalline/amorphous materials are provided. In some instances, the highly reflective materials are microcrystalline or amorphous carbonate materials, which may include calcium and/or magnesium carbonate. In some instances, the materials are CO09-18-2014
20140322803Carbon Sequestration Methods and Systems, and Compositions Produced Thereby - Aspects of the invention include methods of removing carbon dioxide (CO10-30-2014
20140370242HIGHLY REFLECTIVE MICROCRYSTALLINE/AMORPHOUS MATERIALS, AND METHODS FOR MAKING AND USING THE SAME - Compositions comprising highly reflective microcrystalline/amorphous materials are provided. In some instances, the highly reflective materials are microcrystalline or amorphous carbonate materials, which may include calcium and/or magnesium carbonate. In some instances, the materials are CO12-18-2014
20150031799CEMENT AND CONCRETE WITH REINFORCED MATERIAL - Provided are compositions, methods and systems including cementitious compositions and reinforcing materials wherein the cementitious composition comprises a metastable component.01-29-2015

Patent applications by Brent R. Constantz, Portola Valley, CA US

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