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7578669 |
Hybrid combustor for fuel processing applications
The present invention discloses a hybrid combustor, such as an anode tailgas oxidizer (ATO), for fuel processing applications which combines both flame and catalytic type burners. The hybrid...
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7569199 |
Method to remove sulfur or sulfur-containing species from a source
High surface area iron oxides that can be ferroxane-derived iron oxides are described, as well as methods of using the same to remove at least a portion of one or more sulfur-containing species...
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7553473 |
Process for the removal of hydrogen sulfide, by means of its oxidation in the presence of hetero polyacids
Hydrogen sulfide is oxidized to sulfur by means of treatment with an aqueous acid solution containing trivalent iron and a hetero polyacid having formula (I): H n XV y M (12-y) O 40 ; or a sole...
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7550132 |
Process for the production of sulfur, starting from the hydrogen sulphide contained in the natural gas, or in the associated gas and possible disposal of the thus obtained sulfur
Process for the production of sulfur, obtained in pure form, and possibly easily disposable even at ambient temperature, starting from hydrogen sulphide contained in natural gas, which includes: a)...
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7544337 |
Impurity disposal system and method
An impurity removing unit removes an impurity gas from a target gas while the target gas is in a gaseous state. A compressing unit compresses the impurity gas to produce compressed impurity gas. A...
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7544340 |
Method for creating a gas-liquid contact area
A method for contacting a liquid with a gas in which the gas is introduced into a vessel containing at least one hollow fiber membrane having a plurality of porous hollow fibers. The liquid is...
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7531159 |
Method for extracting H2S from sour gas
This invention teaches a process that includes extraction of gas in which the presence of foam results in the carry over in the outlet gas stream of excessive liquids and/or solids, including the...
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7507341 |
Method of and apparatus for converting biological materials into energy resources
A method of converting biological material into energy resources includes transmitting biological material to a pulsed electric field (PEF) station, and applying a PEF to the biological material...
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7501103 |
Tropospheric volume elements enriched with vital elements and/or protective substances
Tropospheric volume elements enriched with vital elements and/or protective substances as well as procedures for their production and application. The term “vital elements” applies to all...
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7467660 |
Pumped carbon mining methane production process
The invention is a continuous process for producing methane from an underground coal bed or an above ground carbon-containing resource using hydrogen as a recycling working fluid. For an...
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7452390 |
Controlled superheating of natural gas for transmission
A method is provided for controlling superheating and temperature of a compressed natural gas stream and the addition of a corrision inhibitor composition for transmission through a pipeline that...
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7442349 |
Ammonia plant configuration and methods
A synthesis plant includes a separation system upstream of a synthesis loop that removes excess nitrogen and other gaseous compounds from a feed gas having a ratio of hydrogen to nitrogen of less...
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7438877 |
Fast, high capacity hydrogen sulfide scavengers
Selective, irreversible removal of hydrogen sulfide (H 2 S) and other sulfhydryl compounds from a gas stream, such as sour natural gas and sour hydrocarbon liquids is achieved with a scavenging...
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7425314 |
Process for removing sulphur compounds including hydrogen sulphide and mercaptans from gas streams
A process for the removal of hydrogen sulfide and mercaptans from a gas stream containing a high ratio of mercaptans to hydrogen sulfide, wherein the first step removes hydrogen sulfide by washing...
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7420004 |
Process and System for producing synthetic liquid hydrocarbon fuels
A process for producing synthetic hydrocarbons that reacts carbon dioxide, obtained from seawater of air, and hydrogen obtained from water, with a catalyst in a chemical process such as reverse...
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7419737 |
Fuel supply device for direct methanol fuel cells
A fuel supply device for direct methanol fuel cells includes a fuel tank for storing liquid fuel, a wick structure formed on the fuel tank, the wick structure for receiving the liquid fuel from the...
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7416569 |
Fuel gas production apparatus and method of starting operation of fuel gas production apparatus
A PSA mechanism has adsorption towers. Cleaning valves and off gas valves are connected to the adsorption towers. Valve positions of at least either the cleaning valves or the off gas valves are...
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7374734 |
Absorbing agent and method for eliminating acid gases from fluids
The disclosure relates to an absorbent for removing acid gases from fluids. The absorbent contains at least one tertiary amine, an amine which is selected from hydroxyethylpiperazine,...
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7374742 |
Direct sulfur recovery system
The present invention provides a method for removing sulfur species from a gas stream without the use of a sulfur species removal process, such as an amine scrub. The sulfur species are removed by...
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7299655 |
Systems and methods for vaporization of liquefied natural gas
Disclosed are methods and systems for vaporization of liquefied natural gas (LNG) that employ a condensing gas stream to adjust the gross heating value (GHV) of the LNG such that, upon...
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7285144 |
Fluidized-bed gasification and combustion furnace
A gasification furnace and a combustion furnace are integrated with each other to form a single fluidized-bed gasification and combustion furnace in which unburned char generated in the...
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7250151 |
Methods of conducting simultaneous endothermic and exothermic reactions
Integrated Combustion Reactors (ICRS) and methods of making ICRs are described in which combustion chambers (or channels) are in direct thermal contact to reaction chambers for an endothermic...
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7238215 |
Integrated process and installation for the production of synthesis gas
In an integrated process for the production of synthesis gas, a partial oxidation unit and a steam methane reformer are used to convert natural gas or another fuel to first and second mixtures of...
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7232472 |
Method for the treatment of coal
A method and apparatus for the treatment of coal to form a product gas such as methane (CH 4 ), and a high purity carbon product. The method includes contacting a coal-containing feedstock with a...
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7226566 |
Method of producing charcoal, conditioned fuel gas and potassium from biomass
The invention provides a process for the production of charcoal, fuel gas, and potassium from a biomass gassifier.
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7192565 |
Method of collecting mercaptans contained in a gaseous feed
The gaseous feed flowing in through line 1 is contacted in contacting zone ZA with a liquid solvent flowing in through line 2. The solvent comprises between 0.001% and 100% by weight of a...
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7160344 |
Process for the continuous production of carbon monoxide-free hydrogen from methane or methane-rich hydrocarbons
The present invention relates to a catalytic process for the continuous production of carbon monoxide-free hydrogen from methane or methane-rich hydrocarbons using a solid catalyst comprising at...
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7138001 |
Partial oxidation reformer-reforming exchanger arrangement for hydrogen production
Low-energy hydrogen production is disclosed. A reforming exchanger is placed in parallel with a partial oxidation reactor in a new hydrogen plant with improved efficiency and reduced steam export,...
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7128769 |
Methanol steam reforming catalysts, steam reformers, and fuel cell systems incorporating the same
Methanol steam reforming catalysts, and steam reformers and fuel cell systems incorporating the same. In some embodiments, the methanol steam reforming catalyst includes zinc oxide as an active...
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7056360 |
Optical odorization system
A system is shown for injecting a chemical, such as an odorant, from a chemical supply into a fluid containing system such as a natural gas pipeline. A tank of odorant is maintained under a...
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7033822 |
Self-contained and streamlined methane and/or high purity hydrogen generation system
A process for producing methane and/or high purity hydrogen from anaerobically decomposed organic materials as well as a methane and/or high purity hydrogen generation system that operates in...
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6972114 |
Biomass gasifier apparatus and method
A biomass gasifier apparatus ( 10 ) produces low BTU gas from biomass, while removing the char and ash in an efficient manner. A fluidized bed gasifier cell ( 20 ) receives biomass fuel from a fuel...
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6880635 |
In situ production of synthesis gas from a coal formation, the synthesis gas having a selected H2 to CO ratio
A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H 2 , and/or other formation fluids may be produced from the formation. Heat may be applied to the...
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6858049 |
Method for utilizing gas reserves with low methane concentrations for fueling gas turbines
The invention is directed to a method of fueling gas turbines from natural gas reserves with relatively low methane concentrations. The invention permits the use of such reserves to be used to fuel...
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6802974 |
Method and device for producing biogas, which contains methane, from organic substances
A three-stage method used for producing biogas having a high methane content from organic substances includes aerobic fermentation, a charring and thermophilic methane fermentation.
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6769244 |
Method of operating a combustion apparatus
A method of operating a combustion apparatus such as an internal combustion engine is described, in which the apparatus includes at least one combustion chamber with an inlet port for primary...
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6732796 |
In situ production of synthesis gas from a hydrocarbon containing formation, the synthesis gas having a selected H2 to CO ratio
A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H 2 , and/or other formation fluids may be produced from the formation. Heat may be...
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6730272 |
In-line gas pre-heating
A process for heating fuel gas under high pressure before it is expanded. The gas is directly heated by burning part of the gas in the gas pipeline.
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6601543 |
Method of utilizing a methane-containing biogas
In a method of utilizing a methane-containing biogas by feeding the methane-containing biogas to a gas engine of a gas engine/generator assembly generating electricity, the steps of passing the...
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6531103 |
Process for removing sulfur compounds from gas and liquid hydrocarbon streams
The present invention provides a process for removing sulfur compounds including sulfur in the (−2) oxidation state such as mercaptans, dialkyl sulfides, carbonyl sulfide, hydrogen sulfide,...
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6495731 |
Method and apparatus for regulating a stream of gaseous fuel
A method of regulating the calorific power of a stream of gaseous fuel of the fossil-gas type, comprising a predominant fuel gas, denoted “A” and flowing in a pipe. This regulation is...
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6495112 |
Method and apparatus for removing oxygen from natural gas
Oxygen is removed from natural gas by contacting oxygen-containing natural gas with nitric oxide under conditions sufficient to produce nitrogen dioxide.
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6475451 |
Mercury removal from gaseous process streams
A process for removing mercury from a gaseous process stream. The process involves contacting a mercury-containing gaseous process stream with a regenerable mercury scavenger solution to form a...
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6419888 |
In-situ removal of carbon dioxide from natural gas
A process is provided for the in-situ removal of carbon dioxide out of natural gas by diverting a stream of the natural gas to a hydrocarbon reformation unit, which converts this diverted stream of...
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6314895 |
Method for treating fluid liquid containing a volatile fraction
A method for treating at least one liquid fluid comprising a high water content, and including a volatile fraction and a heavy fraction, in order to separate said two fractions. Said method...
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6111154 |
High energy density storage of methane in light hydrocarbon solutions
Method for storing methane in light hydrocarbons at moderate temperatures and pressures such that the resulting solution has a high energy density. The method includes combining methane at a 50 to...
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6103773 |
Gas conversion using hydrogen produced from syngas for removing sulfur from gas well hydrocarbon liquids
A gas conversion process comprising synthesis gas production, hydrocarbon synthesis and hydrogen production from the synthesis gas, also includes hydrodesulfurizing sulfur-containing hydrocarbon...
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6028234 |
Process for making gas hydrates
The present invention provides a process for continuously producing clathrate hydrate. This process includes comprising the steps of: (a) pressurizing a hydrate-forming gas to an elevated...
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6024774 |
Chemical reaction apparatus and method of collecting main product gas
The chemical reaction apparatus of the present invention can increase the producing rate of the main product gas by effectively removing carbon dioxide from the reaction site, the carbon dioxide...
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6005149 |
Method and apparatus for processing organic materials to produce chemical gases and carbon char
The invention provides a practical and efficient method and apparatus for thermally processing organic based raw materials of either primary or secondary (recycled) origin, in order to extract...
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