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7625414 |
Partial oxidation reactor
A reactor intended to carry out partial oxidation reactions starting from liquid feedstocks that can go from GPL to gas oil for the purpose of producing synthesis gas is characterized by finely...
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7619114 |
Method for the modernization of a urea production plant
A method for revamping a urea plant of the type comprising a synthesis section ( 2 ) having a urea synthesis reactor ( 5 ), a thermal stripping unit ( 7 ) and at least one horizontal condensation...
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7618255 |
Apparatus and method for catalytic combustion
A catalytic combustion apparatus is equipped with a reactor for catalytically burning a gas to be treated containing a combustible organic compound, which further comprises a condensate forming...
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7601309 |
Metathesis unit pretreatment process with formation of octene
Disclosed is a process for integrating a butene dimerization process with a metathesis process to remove isobutene from the feed stream to the metathesis reactor. The isobutene is preferentially...
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7591982 |
Thermal waste recycling method and system, and application thereof in the treatment of waste with a high water content
A thermal waste recycling system and method and to the application thereof in the treatment of high-water-content waste includes: a column for thermal waste pyrolysis, a thermal pyrolysis gas...
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7585472 |
Microcombustors, microreformers, and methods involving combusting or reforming fluids
The invention describes combustors and steam reformers and methods of combustion and steam reforming. For example, integrated combustion reactors are described in which heat from combustion is...
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7582795 |
Apparatus for synthesizing urea and method for revamping the same
It is intended to enable an apparatus for synthesizing urea and a method for revamping the same to place a heavy condenser at a relatively low position and to circumvent problems associated with...
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7582201 |
Controlling tar by quenching cracked effluent from a liquid fed gas cracker
In a system for thermal cracking gaseous feedstocks, the system including a gas cracker for producing an effluent comprising olefins, at least one transfer line exchanger for the recovery of...
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7582268 |
Reactor system with interstage product removal
The present invention provides a reactor system having: (1) a plurality of reactors connected in fluid flow communication and having at least one pair of reactors separated by an interstage...
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7578981 |
System for direct-oxygenation of alkane gases
An apparatus for alkyl oxygenate (e.g., methanol) manufacture via partial oxidation of alkane (methane) has an injectively-mixed backmixing reaction chamber in fluid communication with a...
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7579502 |
Apparatus for synthesizing urea
It is intended to enable more smooth operation in an apparatus for synthesizing urea by circumventing the downward flow of a urea synthesis solution which is a gas-liquid two-phase flow and...
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7575611 |
Fuel processor for use in a fuel cell system
In one embodiment, a fuel processor for use in a fuel cell system, may have a bottom plate, having a regenerator having a first inlet to receive an air flow, a burner flow chamber within the...
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7563417 |
Thin micro reforming apparatus with periphery inflow channel
The invention relates to a thin micro reforming apparatus used in a fuel cell system. The reforming apparatus includes a substrate having a flow path formed therein, and a fuel inlet portion for...
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7560019 |
System and method for extending the range of hydrocarbon feeds in gas crackers
In a system for thermal cracking gaseous feedstocks, the system including a gas cracker for producing an effluent comprising olefins, at least one transfer line exchanger for the recovery of...
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7556784 |
Optimized production of aromatic dicarboxylic acids
Disclosed is an optimized process and apparatus for more efficiently and economically producing aromatic discarboxylic acids. The process reduces costs associated with hydrogenation by forming a...
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7527884 |
Fuel processing system and its shutdown procedure
A fuel cell system comprises a fuel cell including an anode and cathode, a fuel reformer, and a water gas shift reactor. The fuel cell system is shutdown by shutting down electrical generation and...
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7528270 |
Process for the production of an olefin oxide, a 1, 2-diol, a 1,2-diol ether, or an alkanolamine
A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component and a...
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7521030 |
Materials treatment
A material contaminated with a solvent is treated with a hydrofluorocarbon to remove the contaminant. A preferred hydrofluorocarbon is tetrafluoroethane. Apparatus for carrying out the process is...
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7500998 |
Method and apparatus for reforming fuel
A gas mixture containing a fuel, water and air is supplied to one end of a reforming room, and a reformed gas containing hydrogen is discharged from the other end thereof. Two or more such...
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7497882 |
Method of operating a fuel cell
A method of generating hydrogen for use in a fuel cell system, which comprises processing a fuel which is essentially free of organic sulfur-containing compounds to produce a hydrogen-containing...
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7497881 |
Heat exchanger mechanization to transfer reformate energy to steam and air
A heat exchanger design is provided for optimal transfer of thermal energy between a primary reactor-out reformate and a primary reactor-in steam and air. In particular, one embodiment of the...
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7491369 |
Oxidation system with internal secondary reactor
Disclosed is an optimized process and apparatus for more efficiently and economically carrying out the liquid-phase oxidation of an oxidizable compound. Such liquid-phase oxidation is carried out...
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7488457 |
Systems and methods for generating chlorine dioxide
Processes for generating chlorine dioxide generally include acidifying an alkali metal chlorite solution; and contacting the acidified alkali metal chlorite solution with a solid phase chlorine...
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7479565 |
Process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, or an alkanolamine
A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component deposited on a...
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7470294 |
Fuel processor design and method of manufacture
The invention generally relates to a fuel processor design and a method for manufacture. In one aspect of the invention, a fuel processor assembly has a first plate and a second plate that are...
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7459144 |
Process for preparation of MR contrast agents
The present invention provides a process for the preparation of an MR contrast agent, said process comprising:
i) obtaining a solution in a solvent of a hydrogenatable, unsaturated substrate...
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7455828 |
Process and apparatus for converting hydrogen sulfide into hydrogen and sulfur
A process and apparatus for obtaining a hydrogen product and a sulfur product from a feed gas comprised of hydrogen sulfide. In the process, a first separating step separates the feed gas to obtain...
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7452515 |
System for creating a biofuel
A system for making a biodiesel fuel using a biofuel reactor with at least one chamber and at least a two atomizers in each chamber, at least one atomizer with biofuel feedstock nozzles, and a...
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7445935 |
Process and apparatus for loading a particulate solid into a vertical tube
A process is described in which an elastic fluid is contacted with a particulate solid. This comprises providing a substantially vertical elongate tubular containment zone ( 1 ) containing a charge...
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7422728 |
Partial oxidation reactor
A reactor intended to carry out partial oxidation reactions starting from liquid feedstocks that can go from GPL to gas oil for the purpose of producing synthesis gas is characterized by finely...
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7422626 |
Method and device for declogging filter
A method of declogging at least one filter of a plant for manufacturing uranium oxide from uranium hexafluoride, including separating, from the wall of the filter, uranium oxyfluoride particles...
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7422727 |
Apparatus for preparing hydrazo-dicarbonamide using urea as starting material
The present invention relates to a method and apparatus for preparing hydrazodicarbonamide using urea as starting material economically and environmentally desirably. The apparatus includes a...
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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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7419643 |
Methods and apparatus for recovering gypsum and magnesium hydroxide products
The present invention provides methods and apparatus for treating flue gas containing sulfur dioxide using a scrubber, and more particularly relates to recovering gypsum and magnesium hydroxide...
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7416570 |
Hydrogen generator and fuel cell power generation system
A body of a hydrogen generator includes a reformer configured to generate a reformed gas mainly containing hydrogen, a material passage configured to supply a reforming material, which is a...
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7416571 |
Compact mixer for the mixing of gaseous hydrocarbon and gaseous oxidants
Embodiments include methods and apparatus for mixing feedgases and producing synthesis gas. The apparatus includes a vessel containing a mixing system comprising one or more channels and a reaction...
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7407636 |
Reformer for fuel cell system and method of manufacturing reaction substrate used for the same
There is provided a reformer for a fuel cell system, the reformer comprising: a reforming unit having a reaction substrate in which a catalyst layer is formed in a plurality of flow channels for...
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7381230 |
Reactor and process for making synthesis gas
The invention relates to reactor systems and processes for producing synthesis gas. In one embodiment, a reactor comprises a first reaction zone comprising a combustion catalyst, wherein the first...
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7368194 |
Fuel processor feedstock delivery system
A feedstock mixing apparatus for fuel processing systems, and fuel processing and fuel cell systems incorporating the same. A fuel processing system according to the present invention includes one...
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7361199 |
Combined water gas shift reactor/carbon dioxide adsorber for use in a fuel cell system
An apparatus removes CO from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies. Both a catalyst adapted to perform...
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7351384 |
Hydroformylation
Olefins having at least 6 carbon atoms are bydroformylated in the presence of a homogenous catalyst in a continuous process in which a) a vertical tall cylindrical reactor ( 1 ) whose interior...
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7341610 |
Fuel cell system having two reformation reactors and method for operating same
A fuel cell system includes a fuel cell unit and a gas-generating system containing at least one reforming unit for obtaining a hydrogen-rich reformate from a fuel. It is possible to supply the...
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7338644 |
Fuel processor
A compact fuel processor for converting a hydro-carbonaceous fuel into hydrogen and carbon dioxide having in series a hydrocarbon conversion zone for converting the hydro-carbonaceous fuel into a...
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7320779 |
Process for manufacturing an oxirane
A plant for producing hydrogen peroxide and using the hydrogen peroxide so made for manufacturing an oxirane by reaction between an olefin and said hydrogen peroxide, wherein the hydrogen peroxide...
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7304125 |
Process for the preparation of polymers from polymer slurries
A process for manufacturing a polymer having a molecular weight in excess of 5,000, and preferably in excess of 40,000, comprises, producing a polymerized reaction mass in which the polymer is...
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7303598 |
Liquid fuel preprocessor
Apparatus and process for reformulating liquid fuel. In one step of the process the fuel is fractionated into light and heavy fractionates. The light fractionate is then reformed in a steam...
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7297250 |
Method of and apparatus for processing heavy hydrocarbon feeds
The present invention comprises a method for processing a heavy hydrocarbon feed including: supplying the heavy hydrocarbon feed to a heater for heating the heavy hydrocarbon feed; supplying the...
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7273542 |
Process and apparatus for recovering olefins
The present invention relates to a process and apparatus for recovering product from reactor effluent of a reactor for a hydrocarbon feedstream. An indigenous C 4 stream is used as lean oil in a...
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7270688 |
Compact fuel processor for producing a hydrogen rich gas
An apparatus for carrying out a multi-step process of converting hydrocarbon fuel to a substantially pure hydrogen gas feed includes a plurality of modules stacked end-to-end along a common axis....
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7261751 |
Synthesis gas process comprising partial oxidation using controlled and optimized temperature profile
This invention relates to methods for reacting a hydrocarbon, molecular oxygen, and optionally water and/or carbon dioxide, to form synthesis gas. The preferred embodiments are characterized by...
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