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Carbon Dioxide Capture Process with Regenerable Sorbents

Patent Information: 6,387,337

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Regenerable Immobilized Aminosilane Sorbents for Carbon Dioxide Capture

This unique method reduces the impact of water loading on sorbent regeneration by utilizing a conditioner following the steam regeneration step. This allows for optimization of the carbon dioxide...

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Method for the Photocatalytic Conversion of Gas Hydrates

Methane hydrates, a frozen mixture of methane contained within an ice-water mix, are found in deep ocean sediments and the Arctic permafrost. The methane hydrates constitute a large natural reserve of...

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Thief Carbon Catalyst for Oxidation of Mercury in Effluent Stream

This invention discloses a catalyst for the oxidation of heavy metals, such as mercury, from high temperature gas streams generated from industrial sources. The active component of the catalyst is...

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Semi-Continuous Detection of Mercury in Gases

The U.S. Environmental Protection Agency issued a national regulation for mercury removal from coal-derived flue and fuel gases in December 2011, and many states are promulgating their own rules. These...

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Poly (Hydroxyl Urethane) Adhesives and Binders from CO-Based Intermediates

NETL has a new technology titled "Poly (Hydroxyl Urethane) Compositions and Methods of Making and Using the Same." Polyurethane compounds are useful in many commercial applications, including...

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Method for the Production of Mineral Wool and Iron from Serpentine Ore

This invention discloses a method to fabricate a product that has the potential to replace asbestos, which harbors health and environmental risks, with magnesium silicate-based mineral wools. The...

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Transpiration Purged Optical Probe

To control power plant pollutants, optical monitoring is needed in harsh environments (e.g., combustion chambers, reactor vessels, the gas and solid flows in fluidized beds, some hot gas filters and...

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Laser-Induced Breakdown Spectroscopy System Using a Passively Q-Switched Laser

Atomic spectroscopy systems such as LIBS are used in many applications where the elemental composition of a solid, liquid or gas sample is desired. In addition, this detection technology has the...

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Electrically Distributed Optically Pumped Laser Spark Plug and Ignition System

This invention describes an electrical distribution system that delivers high-current pulses to optical pumping devices producing optical pumping power that can be collected and focused to coaxially...

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Method for enhancing selectivity and recovery in the fractional flotation of...

Froth flotation—one of the primary solid-solid separation processes for fine particles—has been widely practiced for a century in the mining industry for concentrating valuable minerals such as copper,...

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Production of synthesis gas from hydrocarbons

Disclosed in this patent is an invention that provides a method and related apparatus required to produce a synthesis gas from a variety of hydrocarbons. The apparatus consists of a semibatch,...

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Process for CO2 Capture Using Zeolites from High Pressure and Moderate...

This invention discloses a method for separating CO2 from a high-pressure and moderate- temperature gas stream composed of CO2 and other gaseous constituents using a zeolite sorbent in a...

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Method for Determining Solids Circulation Rate

This invention provides a method to measure the rate of solids circulation, particularly in those applications where the solids are recycled back to processes for further use. The applications include...

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Oxy-fuel Retrofit of Air-Fueled Boilers

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Arc Position Sensing

The Department of Energy's National Energy Technology Laboratory (NETL) is seeking collaborative research and licensing partners interested in further development and implementation of an innovative...

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Gas Sampling System for a Mass Spectrometer

Patent Information: 6,670,608

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Carbonaceous Chemistry for Computational Modeling

Carbonaceous Chemistry for Computational Modeling (C3M) is a software platform available for licensing that is used to access a variety of kinetic processes and reaction mechanisms typically found in...

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Method for Regeneration of Immobilized Amine Sorbents for Use in CO Capture...

Carbon sequestration entails a multi-step process in which anthropogenic CO emissions are captured from CO-laden process gas streams and permanently stored. Carbon capture is a critical step in the...

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Methods of Reforming Hydrocarbon Fuels Using Hexaaluminate Catalysts

Here is the description for the RSS feed: This invention discloses a method to reform hydrocarbon fuels using hexaaluminate catalysts. In general, the method successfully disrupts the formation of...

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Other DOE NETL Available Technologies

Other DOE NETL Available Technologies

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Improved Martensitic Steel for High Temperature Applications

NETL has developed a stainless steel composition and heat treatment process for a high-temperature, titanium alloyed 9 Cr-1 molybdenum alloy exhibiting improved creep strength and oxidation resistance...

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Superalloy Surface Treatment for Improved Metal Performance

NETL has developed a surface treatment process in which reactive metal elements are applied directly to the alloy substrate prior to bond coating, resulting in reduced oxidation. The process...

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Chemical Looping Air Separation Unit

This patent-pending invention is a process that couples a chemical looping process that separates oxygen from air at a high efficiency with an oxy-fuel combustion process, thereby resulting in a highly...

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Organoclay Sorbent for Removal of Carbon Dioxide from Gas Streams at Low...

This sorbent is an organoclay material that removes CO2 from gas streams at low temperatures. By incorporating amines inside clay containing quaternary ammonium salts (organoclay) minerals, this...

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Visible Light Photoreduction of CO2 Using Heterostructured Catalysts

Visible Light Photoreduction of CO2 Using Heterostructured Catalysts In this invention, photocatalytic reduction of CO2 uses readily available sunlight to convert CO2 into valuable chemicals, such as...

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A Process for the Mixing of Heavy Solid Particulate Matter in a Lighter...

This invention addresses a problem posed by some large-size nuclear waste particles during a mixing process impacting the ultimate transportation of the waste. The technology associated with this...

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Catalytic Coal Gasification Process for the Production of Methane-Rich Syngas

This invention describes a method for producing methane-rich syngas using alkaline hydroxides as both a catalyst and in situ CO2 capture agent. The molten catalytic gasification process for converting...

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Triazolium-based Ionic Liquids as CO2 Capture Solvents and Membranes

This invention addresses a novel class of ionic liquids (ILs) that offers promising properties for use in CO2 capture processes, as well as methods to use in applying the IL to gas separation. ILs are...

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Process for Efficient CO2 Capture Using a Regenerable Sorbent

NETL has developed a cyclic CO2 capture process based on a novel sorbent that can be used in gasification plants at high pressures and temperatures for high efficiency and better compatibility with gas...

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Distributed Optical Sensor for CO2 Leak Detection

NETL has developed a CO2 injection basin leakage detection system using miniaturized laser sensors with optical fibers. The invention will make measurements of elemental content and chemical...

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Regenerable Mixed Copper-Iron-Inert Support Oxygen Carriers for Solid Fuel...

Researchers have extensively studied the use of metal-oxide oxygen carriers for the delivery of oxygen via reduction of the oxygen carrier during the application of chemical looping combustion. These...

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Transpiration Purging Access Probe for Particulate Laden or Hazardous...

When researchers use sensors to directly observe processes in an industrial environment, problems associated with the sensor’s path or cleanliness of the observation window become critical. If not...

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Update - Method for Enhancing Selectivity and Recovery in the Fractional...

Froth flotation—one of the primary solid-solid separation processes for fine particles—has been widely practiced for a century in the mining industry for concentrating valuable minerals such as copper,...

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High Temperature Optical Gas Sensing

This series of inventions addresses harsh environment sensing at temperatures above approximately 400-500oC using novel sensing materials that are compatible with optical sensing platforms as well as...

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Maximizing Drilling Efficiency

This invention aims at reducing the cost and improving the efficiency and safety of drilling through maximizing rate of penetration (ROP) while minimizing mechanical-specific-energy (MSE), or the rate...

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Nano-Structured Nobel Metal Catalysts for Hydrocarbon Reforming

Methods for generating synthesis gas from hydrocarbon feedstocks routinely involve the use of a catalyst—a material that speeds up the reaction, but itself is not consumed—to make this process...

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Hydrogen Separation Membranes

NETL is working to help produce and deliver hydrogen from fossil fuels including coal in commercially applicable and environmentally acceptable ways. To achieve this strategic national goal, advanced...

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Metal Oxide Promoters for Improving the Reactivity and Capacity of Oxygen...

Metal Oxide Promoters for the Chemical Looping Combustion Process Researchers continue to face the challenge of removing carbon dioxide (CO2) from power plants because existing methods to separate CO2...

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A Computational Approach to Homogenizing Nickel-Based Single Crystal Alloys

Ni-based superalloys are a unique class of metallic materials possessing an exceptional combination of high temperature strength, durability and resistance to degradation in corrosive or oxidizing...

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Computationally Optimized Homogenization Heat Treatment of Metal Alloys

Alloys are metallic solid solutions of two or more elements. During the casting or solidification of an alloy, the component elements typically segregate unevenly throughout the alloy. These chemical...

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Pyrochlore-Based Catalysts for Syngas-Derived Alcohol Synthesis

Industry has been increasingly attracted to the process of converting syngas from natural gas, coal, or biomass into various classes of chemicals such as C2+ (ethanol), known as higher oxygenates. The...

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Novel Reactor Design for Solid Fuel Chemical Looping Combustion

The removal of CO2 from power plants is challenging because existing methods to separate CO2 from the gas mixture requires a significant fraction of the power plant output. Chemical-looping combustion...

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Constant Pressure High Throughput Membrane Permeation Testing System

A simple and rapid method for the screening of the permeability and selectivity of membranes for gas separation has been developed. A high throughput membrane testing system permits simultaneous...

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Spheroid-Encapsulated Ionic Liquids for Gas Separation

An innovative approach has been developed allowing the use of high viscosity for gas separations. The method involves the encapsulation of ionic liquids (ILs) into polymer spheroids, taking advantage...

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Method to Improve Steel Creep Strength by Alloy Design and Heat Treatment

The current invention describes a steel formulation and manufacturing approach that produces USC creep capable, high Cr martensitic steel for advanced fossil power generation. The creep‐resistant steel...

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Control of Slag Chemistry for the Reduction of Viscosity and Refractory...

The current invention describes methods to control slag chemistry for both the reduction of slag viscosity and refractory wear in gasification systems. Application of this methodology to control slag...

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Method for Surge Recovery in Fuel Cell Turbine Hybrids

This invention describes a method for stable operation of any hybrid power system that utilizes a recuperated gas turbine with an auxiliary energy source coupled to the turbine between the compressor...

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Separation of CO2 From Multi-Component Gas Streams

The separation of a gaseous mixture into constituent gases has proven to be useful for a variety of industrial and commercial applications. Currently CO2 can be separated from multi- component gas...

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3D Gradient Coatings for Components in Aggressive Operating Conditions

The current invention describes a 3-dimensional gradient coating process that customizes the coating composition either through the depth of the coating and/or over the topology of the component being...

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