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Patent Searching and Data


Matches 501 - 550 out of 4,864

Document Document Title
WO/2003/078053A1
A process for evaporating a feed liquid and a process vessel (10) containing both an evaporation zone (18) for evaporating a liquid feed and a treatment zone (26) for treating the resulting vapor uses an evaporation surface (82) to preve...  
WO/2003/078361A1
This invention relates to novel methods for affecting, controlling and/or directing various reactions and/or reaction pathways or systems by exposing one or more components in a holoreaction system to at least one spectral energy pattern...  
WO/2003/078362A1
The invention relates to novel methods for affecting, controlling and/or directing various reactions and/or reaction pathways or systems by exposing one or more components in a holoreaction system to at least one spectral energy pattern....  
WO/2003/078425A1
The present invention relates to novel crystalline Form of 5-[4-[[3-methyl-4-oxo-3,4-dihydroquinazolin-2-yl]methoxy]ben zyl] thiazolidine -2,4-dione potassium salt having the formula (I). The invention also relates to a pharmaceutical co...  
WO/2003/076335A1
A process for the production of fullerenes by which a high-purity fullerene can be separated at high productivity from a mixture comprising a fullerene, a polycyclic aromatic hydrocarbon component, and a carbonaceous polymeric component ...  
WO/2003/074514A1
The present invention relates to new salts of omeprazole and esomeprazole respectively, i.e. salts of 5−methoxy−2−[[(4−methoxy−3,5−dimethyl−2−pyri dinyl)−methyl]sulfinyl]−1H−benzimidazole and the (S)−enantiomer th...  
WO/2003/072216A1
A process for producing a concentrate wherein a target component concentrate is obtained with low cost and in a simple manner from a solution containing a target component and unneeded suspended solid contents while unneeded suspended so...  
WO/2003/063997A1
The invention relates to a method and apparatus for processing a suspension. According to the invention, a suspension is led into a washing column in which at least one filter element is present, so that near the filtering element, a pac...  
WO/2003/061816A1
There is provided according to the present invention a process for preparing crystalline particles, especially particles of a pharmaceutical or carrier substance suitable for inhalation therapy, in addition to apparatus for the preparati...  
WO/2003/059852A1
A para-xylene recovery process including adsorption apparatus containing a para-selective adsorbent to separate para-xylene and ethylbenzene from a C¿8? aromatic hydrocarbon stream, said process operated isothermally in the vapor phase ...  
WO/2003/059890A1
The invention relates to a method for the production and purification of 1,7'-dimethyl-2'-propyl-2,5'-bi-1H-benzimidazole applicable to large-scale production.  
WO2003033097A3
The present invention relates to the use of a high intensity, in-line rotor-stator apparatus to produce fine particles via antisolvent, reactive, salting out or rapid cooling precipitation and crystallization.  
WO/2003/057717A2
A method for reducing the particle size of amino acid crystals using ultrasound is discussed.  
WO2002083938A3
This invention relates to crystallization based assays for identifying ligands that bind to a macromolecule.  
WO/2003/057341A1
The invention relates to a chamber for the crystallization of solid catalyst carrier. The chamber is provided with an acoustic generator (9) for loosening the carrier from the walls of the chamber.  
WO2003022544A3
The invention relates to a device (1) for continuous heat treatment of granulated materials, especially to the crystallization of polymer granulate, such as polyethylenterephthalate (PET) for example. The device comprises several adjacen...  
WO/2003/055570A1
The present invention concerns a method and an apparatus for separating dry matter from liquid, comprising providing an enclosed separation environment capable of being pressure regulated, and in said enclosed separation environment cont...  
WO/2003/056038A1
The invention relates to a chromatographic separation process of recovering mannose with high purity. The invention is based on the use of a chromatographic separation resin including a resin which is at least partly in a Ba?2+¿ form re...  
WO/2003/047553A1
The invention provides an apparatus for forming fine particles of a substance in a precipitation chamber, in which the apparatus has means to convey the fine particles from the precipitation chamber to at least one particle collection ch...  
WO/2003/041832A1
The invention relates to a method for performing the purifying separation of crystals out of their suspension in a mother liquor that involves the use of a washing column with forced transport. According to the invention, the end that en...  
WO/2003/041833A1
The invention relates to a device for performing the purifying separation of crystals out of their suspension in an impure crystal melt, comprising a hollow cylindrical column (45) that delimits a concentration zone and a washing zone. A...  
WO/2003/035035A1
The present invention relates to a novel process for preparing crystalline particles of substance which comprises mixing a solution of the substance in a liquid solvent with a liquid anti−solvent for said substance, which liquid anti...  
WO/2003/035240A1
A system for processing supercritical and subcritical fluid capable of bringing the inside of at least one processing container (1) formed in a flow passage into a supercritical or subcritical high pressure field, wherein thermal operati...  
WO/2003/032951A1
A process for preparing crystalline particles of a drug substance is disclosed, said process comprising recirculating an anti-solvent through a mixing zone, dissolving the drug substance in a solvent to form a solution, adding the soluti...  
WO/2003/033097A2
The present invention relates to the use of a high intensity, in-line rotor-stator apparatus to produce fine particles via antisolvent, reactive, salting out or rapid cooling precipitation and crystallization.  
WO/2003/033098A1
A method for removing an ion to be removed being present in a solution by the crystallization method, characterized in that a solution to be treated and an ion capable of forming a slightly soluble salt through the reaction with the ion ...  
WO/2003/028664A2
Levofloxacin was prepared by reacting (S)-(-)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1 ,2,3-de][1,4]benzoxazine-6-carboxylic acid with N-methyl piperazine in a polar solvent or in a neat mixture to form levofloxacin. Further ...  
WO2002055529A8
A method for recovering soy saponis which comprises extracting a soy isoflavone concentrate derived from soy molasses with a mixture of acetone and water, removing undissolved solids from the extract, cooling the extract such that soy sa...  
WO/2003/028665A2
Levofloxacin has been purified by dissolving levofloxacin in a polar solvent at an elevated temperature and crystallizing purified levofloxacin. Preferably, an antioxidant is added to increase the purity.  
WO/2003/026659A1
The present invention provides low hygroscopic forms of aripiprazole and processes for the preparation thereof which will not convert to a hydrate or lose their original solubility even when a medicinal preparation containing the aripipr...  
WO2002014286A9
The present invention is directed to the novel forms of risperidone, designated Form A, Form B and Form E. Methods for their preparation are also disclosed. The present invention also relates to processes for making risperidone. Pharmace...  
WO/2003/024562A1
The invention is directed to a hydraulic annular washing column for continuously separating solids from a suspension comprising: a hollow cylindrical column having a central axis therethrough, said column having an interior with a cross-...  
WO/2003/022544A2
The invention relates to a device (1) for continuous heat treatment of granulated materials, especially to the crystallization of polymer granulate, such as polyethylenterephthalate (PET) for example. The device comprises several adjacen...  
WO/2003/022804A2
Among its several embodiments, the present invention provides an improved process for the preparation of tetrahydrobenzothiepine-1,1-dioxide compounds; the provision of a process for preparing a diastereomeric mixture of tetrahydrobenzot...  
WO2002102777A3
The present invention is related to novel polymorph of Fexofenadine and Fexofenadine hydrochloride of formula 1 and process of preparation thereof. The present invention is also directed to provide pure novel polymorphs of Fexofenadine a...  
WO/2003/016576A1
A continuous pan crystalliser for use in the sugar industry includes a heated zone in the form of a steam chamber (32) below a calandria (22). The heated zone minimizes cooling of massecuite in the area below the calandria in the pan and...  
WO/2003/014084A1
The invention describes novel lercanidipine crude Forms (A) and (B), novel lercanidipine hydrochloride crystalline Forms (I) and (II) obtained form said crude Forms, pharmaceutical, antihypertensive compositions containing as active agen...  
WO/2003/013683A1
The invention involves methods and products related to the micronization of hydrophobic drugs. A method of micronizing hydrophobic drugs using a set of solutions including an aqueous solution is provided. The invention also relates to pr...  
WO2002055529A3
A method for recovering soy saponis which comprises extracting a soy isoflavone concentrate derived from soy molasses with a mixture of acetone and water, removing undissolved solids from the extract, cooling the extract such that soy sa...  
WO/2003/004500A1
Provided are cucurbituril derivatives having the formula (1), their preparation methods and uses: where X is O, S or NH; R¿1? and R¿2? are each independently selected from the group consisting of hydrogen, alkyl groups of 1 to 30 carbo...  
WO/2003/002225A1
This invention relates to a method of preparing nanoparticle coated crystals comprising the steps of providing a mixture comprising nanoparticles and a solution of a crystal forming material; and coprecipitating the nanoparticles and the...  
WO/2002/102777A2
The present invention is related to novel polymorph of Fexofenadine and Fexofenadine hydrochloride of formula 1 and process of preparation thereof. The present invention is also directed to provide pure novel polymorphs of Fexofenadine a...  
WO/2002/103038A1
The invention relates to an enzymatic method of producing 4-0-$g(b)-D-galactopyranosyl-D-xylose which is used for the in vivo evaluation of intestinal lactase activity in humans. The inventive method consists in: a) reacting D-xilose wit...  
WO/2002/100932A1
A method for obtaining LDPE from used plastic films, comprising the following steps: low-molecular components are extracted from the film material which is dissolved in a second organic solvent; the film material thus treated is dissolve...  
WO/2002/098836A1
Disclosed is a process for the production of terephthalic acid by a plurality of process steps including the catalyst oxidation of a dialkylbenzene compound, a second oxidation, a hydrogenation of the product of the second oxidation, and...  
WO/2002/098835A1
Disclosed is a method for the recovery of crystalline therephthalic acid containing less than 150 ppmw p-toluic acid by subjecting a solution of therephthalic acid containing minor amounts of p-toluic acid to crystallization in a crystal...  
WO/2002/096532A1
A trigger mechanism used for initiating a phase change in a variable liquid element by an activating material. The trigger mechanism also relates to a variable liquid element enclosed in a container with at least one perforation in the c...  
WO2002068107A3
An apparatus is described for micron and submicron particles formation of a substance using the GAS process, comprising a particles formation vessel (22) and means for introducing a solution of the substance and a supercritical fluid int...  
WO/2002/089942A1
Small crystals are made by mixing a solution of a desired substance with an anti-solvent in a fluidic vortex mixer in which the residence time is less than 1 s, for example 10 ms. The liquid within the fluidic vortex mixer (12) is subjec...  
WO/2002/089944A1
High purity ammonium dimolybdate or molybdenum oxide is produced by the pressure oxidation of low grade molybdenite concentrates or molybdenum intermediates. The process entails nearly complete oxidation of the sulfide minerals while opt...  

Matches 501 - 550 out of 4,864