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JP4451504B2 |
In a reactor of the type having a vessel (12), an agitator (14) for agitating the contents of the vessel (12), and a heat exchange system (16) within the vessel (12), the improvement wherein the heat exchange system (16) comprises: a fir...
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JP4447788B2 |
A process and apparatus for the continuous production of organometallic compounds from a metal precursor and an alkylating agent. The reactants are delivered separately to a reaction centre (26) in a distillation column (2) wherein the r...
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JP4436682B2 |
The present invention relates to a reactor suitable for liquid-phase fluorination and provided, as heating means, with at least one element fixed to the cover so as to be immersed to the bottom of the vessel, characterized in that the pa...
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JP4385541B2 |
To suppress clogging of a main flow passage (reaction passage) and to improve the reaction rate in a flow type fine reaction passage, a reaction apparatus and a reaction method. In the flow type fine reaction passage 31 provided with a m...
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JP4376359B2 |
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JP4376366B2 |
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JP4307846B2 |
The invention relates to a method and a device for producing an aqueous acrylamide solution by the hydration of acrylnitrile in an aqueous solution in the presence of a biocatalyst.
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JP4280510B2 |
The production of a finely divided stable dispersion of solids having an average particle size of 10 nm to 10 microns comprises injecting at least two streams of a pre-dispersion via high pressure pumps through a nozzle into a reactor ch...
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JP2009066480A |
To provide a reactor capable of eliminating deficiencies, e.g. poor reaction efficiency.The reactor is used to obtain a reaction product by reacting two or more reactants and has a delivering mechanism delivering individual reactants con...
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JP2009507629A |
The invention relates to the use of a centrifugal contact-separator for carrying out a non-radioactive reaction in a liquid-liquid emulsion formed from two immiscible liquids. The invention also relates to a process for carrying out a re...
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JP4152419B2 |
It is a task of the present invention to provide a polymerizer device and a polymerizer system which enable the production, by melt transesterification, of a high quality, high performance aromatic polycarbonate (which is colorless and h...
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JP2008173593A |
To stabilize liquid droplets generated in a liquid-liquid interface by an electric field, within the interface.A vessel 30 contains a first liquid layer 32 containing a first liquid, and a second liquid layer 34 containing a second liqui...
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JP4121435B2 |
A hydrogen generating apparatus (42) includes a chemical reaction chamber (60), a chemical solution reservoir (56), an unpowered pressure-producing member (58) for moving a chemical solution from the chemical solution reservoir (56) to t...
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JP4087682B2 |
There is disclosed a process to uniformly and rapidly carry out the mixing of a monomer liquid and a polymerization initiator and thus for the resulting polymer not to adhere to the inner surface of the piping or the inside of the appara...
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JP2008100189A |
To provide a reactor capable of reducing the manufacturing cost of the apparatus and almost completely eliminating the retention of a precipitate precipitated by a reaction of a first reactive liquid with a second reactive liquid.The rea...
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JP4070717B2 |
The present provides a method for preparing resin fine particles of a homogeneous particle size used in the fields of chemistry, medicine, electronic material or the like, resin fine particles, and a production apparatus for resin fine p...
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JP4068972B2 |
There has been conventionally known a method for producing hydrogen and oxygen through reactions of hydrocarbon and vapor (steam reforming method). This steam reforming method has been so far practiced at a high temperature of 600 DEG C ...
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JP2008505747A |
The present invention relates to a droplet microreactor, i.e. a microreactor consisting of a droplet of a specific liquid, the microreactor being wall-less, wherein the interface of the specific liquid with the ambient environment and wi...
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JP4035595B2 |
This invention relates to method for improving selectivity in liquid phase chemical reactions by flowing a reaction solution through a solution reaction column packed with particles having a multiplicity of nanometer-order pores, wherein...
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JP2007536068A |
A disposable flexible vessel contains a septum, dividing a first chamber from a second chamber. By flowing a fluid through the septum, the fluid is treated as it moves from the first chamber to the second chamber. The particular configur...
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JP2007260646A |
To prevent troubles due to foaming in a reactor before they occur and to stably operate, particularly, a reactor having a reflux condenser arranged incidentally by restraining effectively foaming even when the ratio of the heat to be rem...
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JP3923514B2 |
A multi-phase staged passive reactor (10) for promoting interphasic interaction of a first substance in a liquid phase with a second substance in a non-miscible liquid phase, a solid phase or a gaseous phase. The reactor comprises a plur...
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JP2007503993A |
New methods of operating surface reactors, and such reactors, particularly spinning disk reactors, require that a first reactant is fed to a reactor surface (20) and forms a thin radially outward moving film (60) thereon in a reaction pa...
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JP2006272132A |
To provide a method and an apparatus for manufacturing a chemical substance which enable manufacture of a high-quality chemical substance because, even for a reaction system producing a gas during the first mixing reaction, the mixing ca...
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JP2006521277A |
Disclosed is a self-regulating hydrogen gas generator for a hydrogen fuel cell. The self-regulating hydrogen gas generator includes a fuel tank, defining an inner space having a designated volume, provided with a hydrogen outlet communic...
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JP3794742B2 |
To prevent the blocking of shafts and the closure of a distillation head and to maximize the usable effective capacity by fitting a group of gears engaged with each other of a multiaxial mixer on respective shafts axially deviated from e...
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JP3716266B2 |
To provide a continuous method for manufacturing a polymer material in which heat history having substantially the same and uniform temperature and retention time is given to the whole volume of a viscous stream. The polymer material is ...
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JP2005528978A |
A micromixer for the continuous dynamic mixing of two or more fluids and a polymerization process employing the micromixer. The micromixer comprises a rotor comprising a shaft equipped with blades mounted in groups around it perpendicula...
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JP3655479B2 |
To enable a reaction such as amino acid polymerization with the degree of polymerization controlled by controlling polymerization and decomposition in a non-equilibrium open system. In a flow reactor for liquid phase polymerization equip...
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JP2005502674A |
Methods for preparing microparticles having reduced residual solvent levels are disclosed. Microparticles are contacted with a non-aqueous washing system to reduce the level of residual solvent in the microparticles. Preferred non-aqueou...
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JP3579757B2 |
To reduce the liquid pressure of a bottom part, to increase the area of a liquid surface largely, to facilitate the discharge of steam containing low boiling point substances produced by a reaction, and to shorten a reaction time by inst...
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JP3560652B2 |
PURPOSE: To prevent the production of byproducts to obtain an object compound in high yield while reducing production cost by circulating at least one kind of component, mixing another component with it at an inflow position to a mixing ...
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JP3519430B2 |
PURPOSE: To obtain a uniform polymeric material by, after rapidly heating a liq. reactant stream in a microwave resonant cavity, passing the reactant stream in plug flow through an annular zone to uniform the residence-time and the tempe...
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JP2004103583A |
To provide a hydrogen generating apparatus for fuel cell including a catalyst which can be maintained clean for a long period of time without need of an electric pump.The hydrogen generating apparatus (42) includes a chemical container (...
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JP3512186B2 |
An integral structure is provided for chemical processing and manufacture, in which a plurality of laminae are joined together and having inlet and outlet ports connected by a three dimensionally tortuous channel. Chemicals are introduce...
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JP2004079262A |
To solve the problems such as a high cost and a large installation space for a reforming device, and difficulty of securing maintenance/driving staffs, which are the shortcoming of a method of producing hydrogen by steam reforming by a r...
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JP3489382B2 |
To provide an apparatus and method for polycondensation, suitable for continuously producing a polymer of high quality, by holding a liquid to be treated in the apparatus for a given time to move it virtually in piston flow state from th...
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JP2003267958A |
To provide a method for producing a 5-alkoxy-substituted oxazole, especially a 4-methyl-5-alkoxy-substituted oxazole and further a method for producing a pyridoxine derivative.The method for producing the substituted oxazole is carried o...
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JP2003261546A |
To provide a new process for the continuous preparation of a 5- alkoxy-substituted oxazole in high yield and high space-time yield.The process for the continuous preparation of a 5-alkoxy- substituted oxazole of formula I (R1 is a substi...
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JP2003522633A |
A vertical extending liquid/liquid contacting column is disclosed, which column will, when in use, contain a dispersed and a continuous liquid phase, the column having a first liquid feed inlet in the top, a first liquid outlet in the to...
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JP2003160543A |
To provide a nitration reactor for heat-insulated mononitrating an aromatic hydrocarbon, a halogenated aromatic hydrocarbon, and a halohydrocarbon.The tube reactor has an opening and comprises 4-12 chambers partitioned by plates which ca...
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JP3392684B2 |
To provide a process for the continuous polycondensation reaction capable of getting a high polymer in a short time without decreasing the flow rate of the treating liquid (by using in the form of extremely thin-layer) and decreasing the...
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JP2003506339A |
(57) [Summary] The present invention relates to a Friedel-Crafts acylation method for organic compounds. This method prepares a solution containing a) acylating agent and a strong acid, b) using this solution in liquid form or in a solut...
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JP2003506351A |
(57) [Summary] The present invention relates to a novel method for converting a carboxylic acid to a protective acylguanidine. The present invention particularly relates to a novel method for continuously carrying out the Mukaiyama react...
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JP2003503178A |
Method of cleaning valves or lines through which hydrolysable polymers are transported at the operating temperature, in which, after the polymer stream has been shut off and the polymer has been evacuated as far as possible, steam is pas...
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JP3362052B2 |
A continuous reactor system and process for employing such a system. Embodiments of the reactor system include a horizontal (134) or vertical (312) reactor system having a cylindrical multi-compartment vessel, the compartments intercommu...
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JP2002331234A |
To provide a stirrer having a stirring rotor free from a problem of corrosion even if used in reaction under an acidic condition, a reactor using the same and a semi-automatic synthesizing apparatus.The stirrer has a container 2 and a st...
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JP2002308906A |
To provide an agitating apparatus that makes it possible to obtain polymer particles having a large particle size consistently in a high yield without using special additives.In this agitating apparatus 2, a rotation axis 3 is located ve...
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JP3336004B2 |
The invention concerns a discontinuous process for conducting a heterogeneously catalysed reaction which takes place at high temperatures and which yields heat-sensitive products. Heating is effected by a heat-exchanger (4) distinct from...
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JP2002193613A |
To provide a method of continuously producing a white artificial zeolite having a quality equal to a synthetic zeolite by utilizing a waste liquid containing a silica component and aluminum component as an effective resources, and also p...
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