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Patent Searching and Data


Matches 351 - 400 out of 4,648

Document Document Title
WO/2006/035834A1
A method of treatment with reactional crystallization which comprises introducing a water to be treated into a fluidized bed in which seed crystals are present, contacting the raw water with the seed crystals in the fluidized bed to caus...  
WO/2006/030156A1
The invention relates to a method and device for treatment (1) by evaporation or by a membrane technique of (a) solution(s) of substance(s) with inverse solubility. Said method comprises the recycling (4) of a fraction of the treated sol...  
WO/2006/028074A1
A process for producing a finely particulate substance through crystallization. Fine particles having a narrow particle size distribution can be obtained by the process while inhibiting the fine particles from aggregating without the nee...  
WO/2006/025741A2
The present invention is directed to a crystallization process and apparatuses for such processes. In a first aspect, the process of the invention comprises a step wherein a liquid comprising a solvent and material dissolved therein, is ...  
WO/2006/021993A1
A method for producing an alkali metal hydrogencarbonate wherein an aqueous solution containing an alkali metal ion and carbon dioxide are reacted in a prescribed crystallization device to crystallize crystals of an alkali metal hydrogen...  
WO/2006/009441A2
The present invention concerns a method for the controlled precipitation of organic molecules which comprises the use of apparatus that is normally used in the field of photography.  
WO2005100287A8
A process for recovering paraxylene from a substantially hydrocarbon feedstock. The recovery comprises cooling the hydrocarbon feedstock in at least one refrigerated crystallization stage that is indirectly refrigerated by evaporating at...  
WO/2006/007426A2
An system for separating tritiated water from common water, using gravity and the freezing point of tritiated water to cause tritiated water to freeze along the inside of a conically-shaped collection chamber. The common water and liquid...  
WO/2006/003968A1
An apparatus for separating a concentrate and a suspended solid matter by freezing/thawing with which the concentrate can be easily produced. The apparatus has a simple structure especially due to the use of a cold heat medium and a warm...  
WO/2006/003474A1
A sugar coating is formed on a multiplicity of items (5) such as confectionery, using a suspension of crystal nuclei in a solution of sugar. This suspension is created by ultrasonic irradiation of a supersaturated solution. For example a...  
WO/2005/121028A1
An apparatus for removing phosphorus, which comprises (1) an electrolytic tank having an anode and a cathode and holding at least a wastewater containing phosphoric acid, (2) a conducting means for conducting electricity between the anod...  
WO2005075354A3
The invention relates to a process for manufacturing a particulate titanium dioxide product, wherein hydrated titanium dioxide is precipitated from an aqueous solu­tion of titanium oxychloride by adding to the solution titanium dioxide ...  
WO/2005/105253A1
This invention relates to a process and/or method and associated apparatus for use in spray freeze drying a liquid substance such as fruit juice, pharmaceuticals, nutraceuticals, tea and coffee. A liquid substance is sprayed (atomised) a...  
WO/2005/102491A1
This invention relates to a process for removing solid matter from process liquids that are miscible with water. A brine made from water and dissolved salt and which is more dense than the process liquid is placed underneath and in conta...  
WO/2005/100287A1
A process for recovering paraxylene from a substantially hydrocarbon feedstock. The recovery comprises cooling the hydrocarbon feedstock in at least one refrigerated crystallization stage that is indirectly refrigerated by evaporating at...  
WO2004047797A8
A crystallization process for generating a pharmaceutical product from solutions of pharmaceutically active compounds or their reactive intermediates employs fluid jet streams containing pharmaceutically active ingredients, appropriate a...  
WO/2005/099854A1
A method for recovering inorganic salt during processing of a lignocellulosic feedstock is provided. The method comprises pretreating the lignocellulosic feedstock by adding an acid to the feedstock to produce a pretreated lignocellulosi...  
WO2005058472A3
The invention relates to controlled preparation of fine particles such as nano-crystalline films and powders with at least one solvent being in a supercritical state. It provides methods, measures, apparatus and products produced by the ...  
WO/2005/089375A2
The present disclosure relates to crystallizing a chemical substance(s) using ultrasound. Methods are provided for screening a chemical substance according to its solid forms by using ultrasound to generate new or unusual solid forms. Me...  
WO/2005/089375A3
The present disclosure relates to crystallizing a chemical substance(s) using ultrasound. Methods are provided for screening a chemical substance according to its solid forms by using ultrasound to generate new or unusual solid forms. Me...  
WO/2005/085136A1
The Bayer process uses hot sodium hydroxide solution to obtain pure alumina from bauxite ore. Alumina dissolves, and is then precipitated, and the remaining caustic Bayer liquor can be recycled for use again. However sodium oxalate tends...  
WO/2005/085165A1
(Meth)acrylic acid is stabilized through removing of any impurities tending to deteriorate the storage stability thereof and the polymerization stability at the use of (meth)acrylic acid as a raw material in polymerization. The total con...  
WO/2005/084773A1
The invention relates to a crystallisation button which has been specially designed for the crystallisation of small molecules, but which can also be used for the crystallisation of macromolecules. The inventive device can be used with a...  
WO/2005/082831A1
A method of processing a methacrylic-ester-containing solution, comprising subjecting a methacrylic-ester-containing solution to any one or two or more processing operations selected from among washing, neutralization and extraction, whe...  
WO/2005/080308A1
The invention relates to a method for cleaving a (meth)acrylic acid oligomer of structure (I), optionally in the presence of a cleaving agent of structure R3-OH or of structure (R4)2-N-H. The (meth)acrylic acid oligomer, together with th...  
WO/2005/080422A1
A method de novo is provided for predicting crystallization conditions and for crystallizing biomacromolecules, in particular proteins. The method provides a simple, quick and precise approach in determining the biomacromolecule solubili...  
WO/2005/077834A1
A fluidized bed reactor (14) for removing phosphorus and nitrogen from wastewater has a column comprising a number of sections.(15A, 15B, 15C,15D) The diameter of the column changes stepwise between the sections. A flow velocity in exces...  
WO/2005/077515A1
Disclosed is a method for decomposing polycarbonate using water in the supercritical or subcritical state. By this decomposition method, a dihydroxy compound as a component of the polycarbonate can be collected in high purity and high yi...  
WO/2005/075354A2
The invention relates to a process for manufacturing a particulate titanium dioxide product, wherein hydrated titanium dioxide is precipitated from an aqueous solu­tion of titanium oxychloride by adding to the solution titanium dioxide ...  
WO2004078338B1
A device and process for crystallizing a compound using hydrodynamic cavitation comprising the steps of mixing at least one stream of a solution of such compound to be crystallized with at least one stream of an anti-solvent and passing ...  
WO/2005/071145A1
Novel crystal of 4-dimethylamino-4-stilbazolium tosylate (DAST) useful as an electro-optical element. DAST with a size effective for use as an electro-optical element could be provided by a twin crystal of DAST. The twin crystal of DAST ...  
WO/2005/070831A1
To recycle fluoride by recovering calcium fluoride having a particle size and purity suitable for production of hydrogen fluoride, from a fluoride-containing effluent or a hydrofluoric acid-containing effluent. This method comprises reac...  
WO/2005/068040A1
The invention relates to a device for partially crystallising a phase in a solution comprising at least one pump (1) for circulating the solution in a circuit (20) of a heat exchanger (2) formed by at least one pipe (200) contacting with...  
WO/2005/068068A1
A sonochemical reactor (3) provides an environment for processing chemicals, waste products and the like. The reactor (3) utilises a closely packed transducer (29) arrangement. The transducer (29)spacing is such that cross-coupling enhan...  
WO/2005/068066A1
A temperature controller that by creating of a temperature gradient on a heat conductor surface, can simultaneously adjust multiple samples disposed on the surface to different temperatures and can regulate a temperature profile of the h...  
WO2005031310A3
This invention provides a device for promoting crystallization of integral membrane proteins using a surface of alkylketene dimers doped with a nucleating compound. A coating that enhances crystallization of integral membrane proteins in...  
WO/2005/058472A2
The invention relates to controlled preparation of fine particles such as nano-crystalline films and powders with at least one solvent being in a supercritical state. It provides methods, measures, apparatus and products produced by the ...  
WO2005023923A3
Methods of processing nanocrystals to remove excess free and bound organic material and particularly surfactants used during the synthesis process, and resulting nanocrystal compositions, devices and systems that are physically, electric...  
WO/2005/051089A1
A feed liquid, for example, a molten fat, is formed into at least one sheet of flowing particles and is cooled by directing cryogen at the particles from both sides of the sheet. By this means, a molten liquid such as fat may be spray cr...  
WO/2005/051511A1
A method for producing fine particles of an organic compound wherein a poor solvent in which the organic compound is slightly soluble and an solution of the organic compound which is prepared by dissolving the compound in a good solvent ...  
WO2004078338A3
A device and process for crystallizing a compound using hydrodynamic cavitation comprising the steps of mixing at least one stream of a solution of such compound to be crystallized with at least one stream of an anti-solvent and passing ...  
WO2005035104B1
The invention relates to a method for removing at least one constituent from a solution, comprising: - forming a liquid mixture by bringing together said solution (1) and a particulate seed material (6) under conditions or in the presenc...  
WO2004047797A3
A crystallization process for generating a pharmaceutical product from solutions of pharmaceutically active compounds or their reactive intermediates employs fluid jet streams containing pharmaceutically active ingredients, appropriate a...  
WO/2005/045048A1
A high-purity organic acid salt containing no sugar is produced by heating a mixture of an organic acid salt and sugars, bringing an alcohol into contact with the heated mixture, and then separating the heated sugars from the organic aci...  
WO/2005/041970A1
A process is provided for making sterile aripiprazole having an average particle size less than 100 microns but preferably greater than 25 microns employing an impinging jet crystallization procedure. The resulting bulk aripiprazole of d...  
WO/2005/035104A1
The invention relates to a method for removing at least one constituent from a solution, comprising: - forming a liquid mixture by bringing together said solution (1) and a particulate seed material (6) under conditions or in the presenc...  
WO/2005/035094A1
A process for separating solids from liquids in a filtration zone defined by a higher concentration zone and a lower concentration zone separated by a filter. The process includes the steps of directing a slurry feed comprising a liquid ...  
WO/2005/031310A2
This invention provides a device for promoting crystallization of integral membrane proteins using a surface of alkylketene dimers doped with a nucleating compound. A coating that enhances crystallization of integral membrane proteins in...  
WO/2005/031060A1
In thermal separation methods in which a material separation is carried out by the spatially separate input and extraction of heat, the input of heat occurs by means of the hot side of a current-carrying thermoelectrical module and the e...  
WO/2005/026135A1
The invention relates to a method for the production of 4-(4-aminophenyl)-3-morpholinon by reacting 4-(4-nitrophenyl)-3-morpholinon with hydrogen in the presence of a hydrogenation catalyst. The invention is characterised in that the rea...  

Matches 351 - 400 out of 4,648