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WO/1999/002264A1 |
This invention is a membrane which is useful for the synthesis of hydrogen peroxide from hydrogen and oxygen. The membrane has a hydrogen contact side and an oxygen contact side and comprises a porous hydrophobic catalyst layer facing th...
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WO/1999/001212A1 |
An improved gas phase reactor (10) for continuously conducting a catalyzed chemical reaction at elevated temperature involving a reactor vessel (11) wherein the gaseous reactant passing through the reactor makes contact with an inductive...
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WO/1999/001211A1 |
An improved method of igniting a catalyzed gas phase chemical reaction involving the act of providing a reactor vessel (10), wherein the gaseous reactant, continuously passing through the reactor, makes contact with a solid phase metalli...
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WO/1999/001210A1 |
The invention relates to a reactor for carrying out a chemical reaction, which reactor comprises at least one bed of catalytically active material, which bed consists of elementary metal bodies sintered to each other and which is in heat...
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WO/1999/000184A2 |
A device for carrying out gas reactions has a reaction chamber (1) closed at the bottom by a water-filled container (2) and at the top by a fume cupboard (3). A first gas stream flows into the reaction chamber (1) through nozzles (7) and...
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WO/1998/049094A1 |
A novel injector/reactor apparatus and an efficient process for the partial oxidation of light hydrocarbon gases, such as methane, to convert such gases to useful synthesis gas for recovery and/or subsequent hydrocarbon synthesis. Source...
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WO/1998/049095A1 |
A novel injector/reactor apparatus and an efficient process for the partial oxidation of light hydrocarbon gases, such as methane, to convert such gases to useful synthesis gas for recovery and/or subsequent hydrocarbon synthesis. Source...
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WO/1998/042803A1 |
A process for producing liquid hydrocarbons from hydrocarbon materials is disclosed. The hydrocarbon materials are heated to a temperature above 350 �C thereby producing a hot cracked gas stream. The hot gas stream is saturated with an...
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WO/1998/039091A1 |
The invention relates to a method for eliminating hydrogen comprising a primary chamber (2) with a source (1) where hydrogen is formed. The aim of the invention is to provide a device which can eliminate hydrogen in small or large quanti...
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WO/1998/037961A1 |
An apparatus produces particles, preferably nanoparticles, from gas phase chemical reactions induced by a radiation beam. The radiation beam comprises preferably electromagnetic radiation or a laser beam. The apparatus includes a reactio...
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WO/1998/035357A1 |
An apparatus for treating air containing hydrogen gas which is used in a region such as a nuclear reactor housing vessel where hydrogen gas may be produced and accumulated and which can treat contained hydrogen quickly and safely. The tr...
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WO/1998/033587A1 |
A heat exchanger is formed of two plates or stages (4 and 6), the stage (4) being on top of the stage (6) and a plurality of such heat exchangers being stacked one on another. The stage (4) has an inlet opening (14), an inlet passage (28...
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WO/1998/032528A1 |
Disclosed is a device for pulsed compression of gas, comprising a housing (1) covering a cylindrical chamber (2) parted into two cavities (3, 4) by a free piston (5) located inside said chamber (2) and designed to move back and forth. Th...
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WO/1998/032531A1 |
An apparatus and a method of using the apparatus are provided for converting a gas stream containing hydrocarbons to a reaction product containing effluent molecules having at least one carbon atom, having at least one interior surface a...
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WO/1998/031629A1 |
The invention relates to a method and apparatus for safely producing hydrogen peroxide by injecting dispersed minute bubbles of hydrogen and oxygen into a rapidly flowing liquid medium. The minute bubbles are surrounded by the liquid med...
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WO/1998/030495A1 |
A device (100) for producing fullerenes includes an IEC vacuum chamber (110) which has a central grid-like electrode (112) and a conductive outer shell (111) that are connected to a pulsed source of high voltage (114) and provide an elec...
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WO/1998/030500A1 |
A multicomponent fluid feed apparatus is disclosed that independently preheats and then mixes two or more fluid streams being introduced into a high temperature chemical reactor to promote more rigorous and complete reactions using assem...
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WO/1998/028223A1 |
One of these devices comprises: a reaction chamber with cold plasma (10b), for producing the reforming of a primary mixture consisting of fuel gas (hydrocarbon or alcohol), as well as oxygen and/or water vapour, thus producing a secondar...
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WO/1998/019351A2 |
Ion conducting solid electrolytes are constructed from nanoscale precursor material. Nanocrystalline powders are pressed into disc structures and sintered to the appropriate degree of densification. Metallic material is mixed with 0 to 6...
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WO/1998/011406A1 |
A catalyst system (10) has a metallic backing metal sheet coated with first and second catalytic precious metals (13, 15). This backing metal sheet has only a low mass and is a good heat conductor. It is coated in a first zone (12) with ...
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WO/1998/009753A1 |
A continuous process that produces nanoscale powders from different types of precursor material by evaporating the material and quenching the vaporized phase preferably in a converging diverging expansion nozzle. The precursor material s...
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WO/1998/002379A2 |
This invention is a chemical reactor and method for synthesis of hydrogen peroxide from molecular hydrogen and oxygen. The chemical reactor comprises a polymeric solution-diffusion membrane having a hydrogen contact side and an oxygen co...
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WO/1998/001407A1 |
The preparation of 1,2-dichloroethane (EDC) is carried out by feeding ethylene and chlorine into circulating EDC (direct chlorination) such that the reaction mixture boils and the heat of the reaction is led away from the gas space.
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WO/1997/041060A1 |
This invention provides solid state gas-impermeable, ceramic membranes useful for promotion of oxidation-reduction reactions and for oxygen gas separation. Membranes of this invention are fabricated from a single-component material which...
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WO/1997/039490A2 |
A natural gas reformer (10) comprising a stack of thermally conducting plates (12) interspersed with catalyst plates (14) and provided with internal or external manifolds for reactants. The catalyst plate is in intimate thermal contact w...
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WO/1997/025135A1 |
The present invention relates to a method and apparatus for direct fluorination of hydrocarbons (having 1 to 4 carbons) by using molecular fluorine gas in a liquid medium. The number of reactors (10, 20, 30, 40) or reaction steps is a fu...
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WO/1997/025752A1 |
A fuel gas selective oxidizer assemblage (2) for use in a fuel cell power plant is formed from a series of repeating components, each of which includes a plurality of separate selective oxidizer gas passages (20) and a plurality of adjac...
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WO/1997/024176A1 |
A fuel gas reformer assemblage for use in a fuel cell power plant is formed from a composite plate assembly which includes spaced-apart divider plates with interposed columns of individual gas passages. The reformer assemblage is constru...
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WO/1997/024572A1 |
A ceramic packing element (500) is formed from a stack of ceramic plates (502) having parallel ribs (504) forming parallel grooves therebetween. The grooves are formed into channels by being contacted with the surface of an opposed plate...
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WO/1997/010194A1 |
A process for ammonia and methanol co-production in a plant comprising a secondary reformer section, a high-temperature CO conversion section and a low-temperature CO conversion section, arranged in series, and an ammonia synthesis secti...
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WO/1996/038224A1 |
A catalytic reaction device having a laminate placed in a fluid channel, wherein the laminate is one produced by laminating metallic plates made of catalytic metals or coated with catalyst particles nearly uniformly in such a manner that...
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WO/1996/032188A1 |
The invention relates to a method for carrying out two chemical reactions in a reactor system comprising at least two mutually separate reactor beds, of which the surfaces exposed to the reactants are catalytically active for the chemica...
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WO/1996/029143A1 |
A process for thermochemically converting fluid or fluidisable compounds (charge), in particular organic or complex toxic compounds, into low-molecular organic or inorganic compounds, has a preliminary step, during which the energy requi...
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WO/1996/023767A1 |
In a process for the production of urea, substantially pure ammonia and carbon dioxide are reacted in a reaction space (1) from which comes out a reaction mixture subjected to stripping (2) to obtain a partially purified mixture sent to ...
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WO/1996/020783A1 |
A gas reactor (10) comprises first and second gas inlets (32, 34), a gas outlet (36), a rotatable plate (22), and a stationary plate (20) disposed facing the rotatable plate with a gap (24) between these plates. Catalysts (26, 28) are ca...
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WO/1996/020170A1 |
In a process for urea production, substantially pure ammonia and carbon dioxide are reacted in a main reaction space (R-1) from which outgoes a reaction mixture subjected to stripping to obtain a partially purified mixture sent to a urea...
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WO/1996/013621A1 |
An apparatus is described as a source of a plasma for gas abatement whereby toxic or environmentally harmful effluent from a process chamber (1) is converted to harmless and stable products. The plasma source may also be used for downstr...
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WO/1996/005138A1 |
A method and apparatus for safely producing hydrogen peroxide by injecting dispersed minute bubbles of hydrogen (28) and oxygen (34) into a rapidly flowing liquid medium (24). The minute bubbles are surrounded by the liquid medium of suf...
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WO/1996/000126A1 |
A reactor (1) having one or more reactant inlets (2a) to which spargers (3) are affixed and one or more reactant inlets (2b) each having an injection jet (5) is presented. Reactants are introduced into the reactor (1) through the sparger...
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WO/1995/030474A1 |
This invention is a composite membrane for chemical synthesis, a method of using the composite membrane, and a chemical reactor into which the composite membrane might be incorporated. The composite membrane comprises a multiphase conduc...
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WO/1995/029124A1 |
A method and apparatus for forming non-agglomerated nano-structured ceramic powders from metalorganic precursors which combines rapid thermal decomposition of a precursor/carrier gas stream in a heated tubular reactor (17) with rapid con...
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WO/1995/027690A1 |
For converting substantially gaseous base materials into at least one product which is substantially in a vapour state and for increasing the yield of the reaction, the invention proposes shifting the equilibrium of the reaction in the d...
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WO/1995/026811A1 |
Disclosed is a method of reacting a fluid that undergoes an exothermic reaction followed by an endothermic reaction or an endothermic reaction followed by an exothermic reaction. A container is divided into an endothermic compartment and...
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WO/1995/014526A1 |
A method for the treatment of chemical wastes, particularly recalcitrant wastes such as spent caustic from the oil, gas, chemical and petrochemical industries, in which normally slow physical mass transfer of gases between phases, and ot...
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WO/1995/003885A1 |
A reactive membrane for removing impurities, such as water, oxygen, organic compounds, and metallic compounds from a gas is provided. The reactive membrane includes a porous substrate and at least one carbon layer, which is modified to p...
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WO/1994/029010A1 |
A catalytic distillation structure (10) having a plurality of corrugated vertically disposed catalyst containing elements (12) separated by inert spacing elements (24) is disclosed. The catalyst containing elements (12) each have two lay...
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WO/1994/026951A1 |
One of the critical experimental parameters affecting the quality and growth rate of chemical vapor species, such as, diamond is the substrate temperature. An apparatus and technique for the precise control of the substrate temperature i...
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WO/1994/026405A1 |
A rotary kiln, particularly for producing uranium dioxide from uranium hexafluoride, has an inlet arrangement (1) and a heated rotatable barrel (14). Uranium hexafluoride and steam react together in the inlet arrangement (1) to form uran...
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WO/1994/024485A1 |
In order to thermally decompose gaseous initial substances, in particular toxic substances, shapphire is used as wall lining material for the reaction chamber. In a decomposition process, the initial substances (2) flow through a heated ...
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WO/1994/024065A1 |
Preparation, structure, and properties of mixed metal oxide compositions containing at least strontium, cobalt, iron and oxygen are described. The crystalline mixed metal oxide compositions of this invention have, for example, structure ...
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