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WO/2001/060511A2 |
A reactor including a rotatable disc (3) having a region (13) in an upper surface (5) thereof. Reactant (15) is supplied to the region (13) by way of a feed (4), the disc (3) is rotated at high speed, and the reactant (15) moves from the...
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WO/2001/060478A1 |
A fluid inlet device (10) for introducing a mixture of liquid and gas into a column provided with an inlet nozzle (5) and with a horizontal gas/liquid contact tray (20) arranged in the column below the inlet nozzle (5) provided with a nu...
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WO/2001/056692A1 |
The invention is directed to a process for carrying out a chemical reaction in a reactor, comprising passing a reaction mixture in liquid phase through at least one structured reactor element present in said reactor, the internal surface...
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WO/2001/045830A1 |
An apparatus comprising a reaction vessel for accommodating a first phase and at least one membrane for accommodating a second phase, the membrane being adapted to rotate thereby creating a centrifugal force within the second phase so th...
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WO/2001/045834A1 |
The present invention relates to a contact device (1) comprising a structured packing (8) with a plurality of differently oriented packing layers (11-17), wherein the respective flow channels (18) through the packing layers (11-17) have ...
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WO/2001/045817A1 |
The present invention relates to a contact device (1) comprising a structured packing (8) placed between an inlet (3), located at the lower part (2) of the device, for an upwardly directed gas flow, and an outlet (4) at the upper part (5...
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WO/2001/044150A2 |
The invention is a continuous process for the preparation of polytrimethylene ether glycol from 1,3-propanediol reactant. In addition, the invention is directed to a continuous multi-stage process comprising reacting at least one reactan...
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WO/2001/041919A1 |
The present invention relates to design for the agitation system in stirred tank reactors for gas-liquid reactions. In particular the present invention relates to a system which incorporates a draft tube, one or more axial impellers and ...
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WO/2001/038000A1 |
The invention concerns a volume generator (1) of chaotic electrostatic field (E), locally amplified, to subject a fluid (U) loaded with aerosol particles (P, p) to the action of an electrostatic field (E) highly variable in amplitude and...
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WO/2001/036337A1 |
A production method of water in which ultrafine gold particles on a 1- to 2-digit micron order in size, obtained by subdividing a normal gold fine particle size, are dissolved and which is excellent in physiologically active function suc...
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WO/2001/034288A1 |
An apparatus and method for sulfur recovery uses a scrubber tower (1) with a plurality of vertically spaced scrubber trays (2) in the tower. Sulfide-lean liquor is supplied to each of the trays and an acid gas is supplied to the tower be...
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WO/2001/032297A2 |
A modular point-of-use chemical treatment system (10) using interchangeable high energy reactors (26) interfaced to interchangeable chemical scrubbing units (12, 18), thereby combining technologies to optimize individual treatment of spe...
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WO/2001/032557A1 |
The hydrogenation step in the anthrachinone process for producing hydrogen peroxide in a hydrogenation reactor performed on a solid bed catalyst from particle-shaped catalyst is known in prior art. According to the invention, the residen...
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WO/2001/028648A1 |
The invention relates to a wash column, in which a liquid that is introduced from above is brought into close contact in counter-current with gases or vapours or lighter liquids. The invention relates more particularly to an assembly for...
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WO/2001/029112A1 |
A process for the production of zwitterionic polyamines by sulfation of alkoxylated and quaternized amines and subsequent neutralization which comprises continuously sulfating an alkoxylated and quaternized polyamine having at least two ...
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WO/2001/027041A1 |
Treatment apparatus comprising a chamber (11) for treatment of a process fluid and having at least two regions in each of which the process fluid is caused to follow a circulating path, in which the location of openings (13, 14) for intr...
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WO/2001/027065A1 |
The invention relates to a method of producing ethyl acetate by reaction of ethyl alcohol with acetic acid and/or acetic anhydride in presence of a solid acidic catalyst and during simultaneous distillatory separation of reaction compone...
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WO/2001/025143A1 |
The invention concerns a method for the synthesis of HCl with energy recovery, where hydrogen and chlorine is supplied to a cooled synthesis furnace (2) with a burner section (1) and the produced HCl gas is absorbed in water. The cooling...
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WO/2001/012291A1 |
The invention relates to a method and device for eliminating oxygen contained in aqueous monomer solutions.
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WO/2001/010800A1 |
In a method of and apparatus (10) for manufacturing methanol and higher alcohols from natural gas a catalytic area (16) is formed on the exterior of a gas permeable partition (12). Natural gas is maintained on the interior of the gas per...
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WO/2000/078672A1 |
The invention relates to an improved spray pyrolysis or spray drying method for the production of inorganic oxides and mixed oxides or powder materials and to a facility for implementing said method.
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WO/2000/075590A1 |
The present invention is an improved fill packing (4) which is hydrophilically treated with ion beam or plasma, and which is used to enhance efficiency of heat exchange in a cooling tower which exhausts heat form a coolant into the atmos...
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WO/2000/071492A1 |
A process for fluorinating a hydrocarbon substrate is by mixing it with an inert diluent and mixing the diluted substrate with a gaseous fluorinating reagent to form a foam reaction mixture. The fluorinating reagent reacts with the subst...
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WO/2000/069797A1 |
Preparation of HFC 227ea by reacting HFP with hydrogen fluoride comprising the steps of charging the reaction mixture therefrom to a liquid-phase separator, allowing a HFC 227ea-rich phase and a hydrogen fluoride-rich phase to separate u...
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WO/2000/066982A1 |
An oxidative reactor, system and method are disclosed that use a fine bubble generator to provide a high rate of oxygen transfer to oxidize aqueous salts to their oxidized forms. A mixer distributes those fine bubbles into the aqueous so...
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WO/2000/066257A1 |
The invention relates to injection of fluids (gas, liquid, suspension or other mixtures) in a controlled typically uniform way within a vessel containing another fluid or fluidized medium. Said injection device consists of pipes or chann...
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WO/2000/063118A1 |
A method and apparatus for improving contact between a liquid and a reactant gas by moving the liquid in a serpentine path that moves horizontally and vertically through individual chambers or stations in an elongated tank or reactor and...
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WO/2000/056841A1 |
Apparatus for quenching a hot gas stream comprising: (i) first conduit means for conveying said hot gas from an upstream source to a downstream location; (ii) flow obstruction means located within said conduit means for creating a low-pr...
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WO/2000/048729A2 |
A reactor including a rotatable disc (3) having a trough (13) in an upper surface (5) thereof. Reactant (15) is supplied to the trough (13) by way of a feed (4), the disc (3) is rotated at high speed, and the reactant (15) spills out of ...
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WO/2000/048728A1 |
A reactor including a rotatable disc (3) having a surface (5) onto which reactant (15) is supplied by way of a feed (4). The disc (3) is rotated at high speed, and the reactant (15) spills over the surface (5) so as to form a film (17). ...
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WO/2000/048732A1 |
A reactor including a rotatable disc (3) having first (5, 19) and second (20, 30) surfaces. Reactant (15) is supplied to the first surface (5, 19) by way of a feed (4), the disc (3) is rotated at high speed, and the reactant (15) forms a...
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WO/2000/048730A2 |
A reactor including a rotatable disc (3) having a surface (5) onto which reactant (15) is supplied by way of a feed (4). The disc (3) is rotated at high speed, and the reactant (15) spills over the surface (5) so as to form a film (17). ...
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WO/2000/048731A1 |
A process for the conversion of a substantially fluid phase substrate by heterogeneous contact of the substrate or a fragment or derivative thereof with a substantially solid phase agent wherein the solid phase agent is comprised as a su...
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WO/2000/047308A1 |
A method for treating a gas containing a reducing substance, characterized as comprising introducing a gas containing a reducing substance to a reactor filled with an aqueous medium containing a halide ion at a temperature which is 100 Â...
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WO/2000/047520A1 |
A hydrothermal electrolysis apparatus characterized in that it is equipped with a reaction chamber for electrolyzing a material to be treated under a high pressure at a high temperature and the total surface area of a pair of electrodes ...
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WO/2000/047519A1 |
A method for treating an aqueous medium which comprises a first step treatment wherein an aqueous medium to be treated is subjected to an ordinary hydrothermal reaction or an ordinary electrolysis, to thereby decompose easily decomposabl...
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WO/2000/040530A1 |
In a method of and apparatus (10) for manufacturing methanol (40) from methane, a catalytic area (16) is formed on the exterior of a hollow sintered stainless steel tube (12). Methane is maintained within the sintered stainless steel tub...
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WO/2000/035852A1 |
The invention relates to a method for producing amines by hydrogenating nitro compounds and is characterized in that the hydrogenation is carried out in a vertical reactor whose diameter is larger than its length. The reactor comprises a...
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WO/2000/032566A1 |
The invention relates to a method for producing urea. According to said method, the off-gases which originate from a melamine plant and essentially consist of NH¿3? and CO¿2? are introduced into the high-pressure zone of the urea plant...
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WO/2000/030743A1 |
The invention relates to a vertical cylinder reactor (1) for carrying out gas-liquid, liquid-liquid or gas-liquid-solid chemical reactions. Said reactor comprises a nozzle (2) which is arranged in the upper portion of the reactor and whi...
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WO/2000/027523A1 |
An aerosol delivery apparatus (96) is used to deliver an aerosol into a reaction chamber (92) for chemical reaction to produce reaction products such as nanoparticles. A variety of improved aerosol delivery approaches provide for the pro...
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WO/2000/026136A1 |
The invention relates to a reformer for reforming methanol and/or natural gas, especially a reformer for generating hydrogen for fuel cell systems. Said reformer has a reformer chamber with a dynamically adjustable reaction surface so th...
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WO/2000/024807A1 |
A process for the preparation of a linear alternating polyketone which comprises: A) contacting a mixture of carbon monoxide and one or more olefins in a reactor vessel at an elevated temperature and pressure with a catalyst in a liquid ...
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WO/2000/024505A1 |
A quench zone mixing apparatus (16) that occupies a low vertical height and has an improved mixing efficiency and fluid distribution across the catalyst surface includes a swirl chamber (20), a rough distribution network (100), and a dis...
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WO/2000/023502A1 |
The invention relates to a method for the hydrolytic polymerisation of $g(e)-caprolactam to polyamide-6, comprising a step (a) in which ring opening of part of the $g(e)-caprolactam to the corresponding amino caproic acid is effected in ...
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WO/2000/023501A1 |
The invention relates to a method for the hydrolytic polymerisation of $g(e)-caprolactam to polyamide-6, comprising at least a step in which the polymerisation of $g(e)-caprolactam to polyamide-6 is initiated in the presence of water, ch...
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WO/2000/023540A1 |
A process for the conversion of hydrocarbons that are solid or have a high boiling temperature and may be laden with metals, sulfur or sediments, into liquids (gasolines, gas oil, fuels) with the help of a jet of gas properly superheated...
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WO/2000/022028A1 |
A process for the preparation of a linear alternating polyketone in a reactor system comprising a reactor vessel and a loop conduit having a riser section, which process comprises: A) contacting a mixture of carbon monoxide and one or mo...
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WO/2000/018728A1 |
The present invention provides an improvement in a process and apparatus for manufacturing acrylonitrile by the vapor phase ammoxidation of a hydrocarbon. The invention comprises contacting the gaseous product stream with a quench fluid ...
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WO/2000/017098A1 |
The invention relates to a bubble column with perforated bottoms. Said bubble column can be operated in a counter flow. The space-time yield of gas-liquid reactions can be increased substantially when the perforated bottoms (5) have subs...
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