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JPH0365238A |
PURPOSE: To prevent the adhesion and formation of deposits of an undesirable polymer by forming an internal liner as a sleeve which is formed concentric with a cylindrical outer wall and is formed of one member sheet and making the radia...
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JPH0356134A |
PURPOSE: To increase the concn. of a reaction product in a vapor phase by recirculating a solution containing a reactive substance and the reaction product in a reactor packed with a solid acid or base catalyst and bringing the vapor of ...
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JPH0317766B2 |
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JPH0333101A |
PURPOSE: To obtain a fine free flowable granular coordination polymerization polymer containing no largely contaminated agglomerates from a coordination polymerizable monomer by using a reactor not substantially containing a dead space d...
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JPH034249B2 |
A reaction vessel including a generally cylindrical center part and two plates or discs which are secured to and close the ends of the center part. The reactant is fed into the interior of the vessel where the polymerization or other che...
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JPH0233025B2 |
Nitrobenzene and other aromatic nitro compounds can be obtained efficiently by the mixed acid nitration process by passing nitrogen or other gas inert to the nitration reaction through the reaction mass during reaction. The inert gas cap...
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JPH02131586A |
PURPOSE: To obtain an expensive reagent by penetrating a chemically (in)active form between the first side and the second side of a reactor installed with a permselective wall allowing to couple chemical reactions of both sides. CONSTITU...
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JPH0214361B2 |
A method of producing a cross- linked polymer comprises continuously feeding an aqueous solution of a monomer and a polymerization initiator into a vessel 5 provided with parallel rotary stirrer shafts 6, finely dividing a water-containi...
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JPH0211577B2 |
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JPH026569B2 |
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JPH01315335A |
PURPOSE: To make it possible to obtain a high volumetric time yield without exerting thermal damage to a product and without inducing an undersirable side reaction by heating and/or cooling the product by using at least one heat transfer...
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JPH0149330B2 |
Reactions of liquid starting substances to give chemical compounds in which these chemical compounds are obtained as solids can be carried out by spraying the liquid starting substances from separate nozzles such that the liquid starting...
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JPH01502192A |
The present invention relates to a novel method for conducting phase transfer catalysis in a multiphase reaction system wherein the different phases are separated by a membrane permeable to the phase transfer catalyst and its various rea...
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JPH0126734B2 |
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JPH0111291Y2 |
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JPH0114805B2 |
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JPS6417332U |
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JPS6412636U |
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JPS6419602A |
PURPOSE: To provide a chemiluminescence device preventing a solution from jumping out and having good light efficiency by providing a first light- transmitting container filled with one of two solutions and a second container filled and ...
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JPS6412637U |
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JPS6412638U |
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JPS63302936A |
PURPOSE: To obtain a mixed crystal type polycrystalline body having high quality by melting each raw material having high m.p. and low m.p. in a vessel by heating a bottom of a vertically long vessel at a relatively high temp. and a top ...
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JPS6363483B2 |
1. Process for making magnesium phosphide by reacting liquid magnesium and gaseous phosphorus at a temperature higher than 650 degrees C with the exclusion of air, wherein liquid magnesium is reacted with stoichiometric proportions of ga...
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JPS6352955B2 |
PURPOSE:To carry out stable neutralization by a simple apparatus by a method wherein, in neutralizing an acidic liquid with an alkaline liquid, pipe lines for one agent are separated into a main pipe and auxiliary pipes and the valves of...
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JPS6347503B2 |
A method of heterogeneous reaction is described, comprising reacting a water-soluble component and an oil-soluble component dispersed in the water-soluble component or an aqueous medium containing the same. This dispersion is attained by...
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JPS63171638A |
PURPOSE: To enhance synthetic reaction efficiency of chemical substance, by causing pressure drop in liquid flowing in a pipe and thereby controlling the inside of the pipe at high pressure and also precisely controlling the retention ti...
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JPS6323925Y2 |
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JPS6323824B2 |
1. A method of removing the heat of reaction from continuous exothermic chemical reactions conducted in the liquid phase, which method comprises introducing a fluid which is inert to the reactants and in which reactants and reaction prod...
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JPS63501084A |
To improve the cracking degree of an installation for continuous cracking of fats comprising in a tubular column counter-flowing currents of ascending fats and falling water, to increase the glycerin concentration and reduce the retentio...
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JPS6317493B2 |
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JPS6377536A |
PURPOSE: To easily mix plural solutions in a hermetic vessel by providing an electric magnet for driving the permanent magnet in the direction of a diaphragm and arranging the point of a needle mounted on the permanent magnet for breakin...
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JPS637292Y2 |
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JPS635773Y2 |
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JPS6329253A |
PURPOSE: To provide higher efficiency and less manpower by automating dilution of samples, sampling to reaction tubes and dispensing of a reaction liquid. CONSTITUTION: A nozzle 1 of a diluent dispenser 3 is gripped by a chuck of a rotor...
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JPS62503168A |
Process for producing concentrated solutions of ammonium nitrate by neutralization of nitric acid with ammonia in a pipe reactor. When the global flow of reactives corresponds to an output higher than 150 kg/h/cm2 neutralization is perfo...
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JPS6259053B2 |
1. Process for forming at least one sparingly soluble metal salt in a reaction vessel by mixing at least one solution A, which contains at least one cation of the metal salt, with at least one solution B, which contains at least one anio...
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JPS6243735B2 |
A wide variety of chemical processes using thin films of reactants are carried out on the surface of a body (1) rotating at high speed and the products are readily isolated (for example as fine particles of fibres) by using centrifugal f...
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JPS6231608B2 |
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JPS6161858B2 |
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JPS6159778B2 |
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JPS61175213U |
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JPS61175214U |
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JPS61218545A |
PURPOSE: To provide the titled apparatus having low utility cost, by using a specific catalyst liquid, separating a reaction column into an oxygen-absorption zone and an oxidation reaction zone, supplying air and an unsaturated hydrocarb...
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JPS6125857Y2 |
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JPS6132321B2 |
An annular reactor for polymerizing and copolymerizing vinyl esters characterized by the fact that the height to width ratio is greater than 1 and preferably greater than 5, that there is a circulating pump in the lower leg of the reacto...
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JPS61116740U |
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JPS6121217B2 |
In an apparatus for oxidizing an alkyl-substituted aromatic compound in the liquid phase with a molecular oxygen-containing gas in a lower aliphatic carboxylic acid solvent in the presence of an oxidation catalyst, said apparatus compris...
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JPS6114853B2 |
1. A spiral stirrer, unsupported at one end, for mixing powdered bulk solids, comprising a plurality of spiral turns consisting of hollow profiles, the lower end of the spiral, facing the bottom of the stirred vessel, being attached to a...
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JPS6173842A |
A solvent extraction column having pH sensing means for determing the pH of liquid at specific levels in the column controlling the introduction of pH altering fluid into the column at or near said specific levels.
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JPS6150927A |
PURPOSE: To obtain a novel organic compound, in high yield, by the oxidization of an organic compound with an oxygen complex catalyst, by using pure oxygen as the oxygen source for forming the oxygen complex, and adjusting the feeding ra...
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