Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 451 - 500 out of 9,692

Document Document Title
WO/2004/020083A1
The invention relates to a method for oxidising an educt using an oxidant in order to obtain a product. Said method is characterised in that the oxidation is carried out in a reaction device (1) comprising a sump region at the lower end,...  
WO/2004/020429A1
A method for stereoselective chemical synthesis, includes the steps of: (A) reacting a nucleophile and a chiral or prochiral cyclic substrate, said substrate comprising a carbocycle or a heterocycle having a reactive center susceptible t...  
WO/2004/018403A1
A method of vapor phase catalytic oxidation that is capable of effectively removing heat of reaction, preventing occurrence of hot spots and efficiently obtaining a desired product. In particular, a method of performing a vapor phase cat...  
WO/2004/015046A1
A method for the production of conjugated linoleic acids is disclosed, whereby (a) low-weight alkyl esters of linoleic acid are isomerised in the presence of alkali alcoholates (b) the thus conjugated low weight alkyl esters of linoleic ...  
WO/2004/009522A1
A process for decomposing a cumene oxidation product mixture containing cumene hydroperoxide (CHP) and dimethylphenyl carbinol (DMPC) to produce phenol, acetone and alpha-methyl styrene (AMS) with enhanced safety of operation and reduced...  
WO/2004/007406A2
The present invention relates to a method and apparatus for reducing the maximum water concentration in multi-phase reactors operating at Fischer-Tropsch conditions. In a preferred embodiment of the present invention, a method of reducin...  
WO/2003/104169A2
Disclosed is a process for cyclohexyl hydroperoxide (CHHP) decomposition using in aqueous alkaline solution in presence of cobalt catalyst.  
WO/2003/099961A2
A method and apparatus for converting natural gas from a remote source into hydrocarbon liquid stable at room temperature, comprising a skid or trailer-mounted portable gas-to-liquids reactor. The reactor includes a preprocessor which de...  
WO/2003/093208A1
A homogenous process for the hydrogenation of the carboxylic acids and/or derivatives thereof in the presence of a catalyst comprising ruthenium, rhodium, iron, osmium or palladium, and an organic phosphine is described in which the hydr...  
WO/2003/087266A1
This invention relates to a hydrocarbon synthesis process comprising the conversion of a feed of H2 and at least one carbon oxide to hydrocarbons containing at least 30% on a mass basis hydrocarbons with five or more carbon atoms. The co...  
WO/2003/087265A1
This invention relates to a high temperature Fischer-Tropsch (HTFT) hydrocarbon synthesis process comprising the conversion of a feed of H2 and at least one carbon oxide to hydrocarbons containing at least 30% on a mass basis hydrocarbon...  
WO/2003/084916A2
This invention discloses compounds that alter PPAR activity. The invention also discloses pharmaceutically acceptable salts of the compounds, pharmaceutically acceptable compositions comprising the compounds or their salts, and methods o...  
WO/2003/080550A1
A hydroformylation process comprises reacting a compound having at least one olefinic carbon-to-carbon bond with hydrogen and carbon monoxide in the presence of a cobalt catalyst and a sulfur-containing additive which suppresses the form...  
WO/2003/076373A1
A process for catalytic vapor phase oxidation wherein a raw material gas is introduced for oxidation into a reaction tube of a multi-tubular reactor which is equipped with, arranged within the shell of the reactor, a plurality of reactio...  
WO/2003/076039A1
Method and device for separating gases and/or liquids in a vertical column (1). The top product (4) of the column (1) is cooled and partly recycled. The bottom product (3) of the column (1) is heated and partly recycled. Cooling and heat...  
WO/2003/075031A1
The invention relates to a high-throughput screening method based on NMR spectroscopy for determining the enantioselectivity of reactions which show an asymmetric course. The reactions can be caused by chiral catalysts, agents, or biocat...  
WO/2003/070717A1
The invention relates to a process for the manufacture of a compound of formula: (Formula I); or a salt, especially a pharmaceutically acceptable salt with a base, thereof or a lactone thereof wherein the element (a) represents -CH2-CH2-...  
WO/2003/068719A2
A process for producing oxygenated products includes reacting an olefin feedstock with carbon monoxide and hydrogen at an elevated reaction temperature and at a superatmospheric reaction pressure in the presence of a hydroformylation cat...  
WO/2003/068786A1
A bicyclic tertiary phosphine compound in accordance with the invention has two cyclic structures and a ligating phosphorus atom. The ligating phosphorus atom forms part of the largest ring structure of the molecule, and fewer than two h...  
WO/2003/066584A1
Process for preparing alkylaryl hydroperoxide containing product, which process comprises: (a) oxidation of an alkylaryl compound to obtain reaction product containing alkylaryl hydroperoxide, (b) contacting with water at least part of t...  
WO/2003/066517A1
A process and apparatus for producing a synthesis gas for use as a gaseous fuel or as feed into a Fischer-Tropsch reactor to produce a liquid fuel in a substantially self-sustaining process. A slurry of particles of carbonaceous material...  
WO/2003/066559A1
A process for the production of an aldehyde of formula (2): wherein R¿3? is as defined below, and a ketone of formula (3): wherein R¿1? and R¿2? are as defined below, which process comprises reacting a (-hydroxyhydroperoxide compound ...  
WO/2003/059854A1
The present invention relates to a method and apparatus for water removal in multi-phase reactors operating at Fischer-Tropsch conditions. In a preferred embodiment of the present invention, a method of reducing the concentration of wate...  
WO/2003/059856A2
The invention relates to a method for the oxidation of unsaturated hydrocarbons, whereby an unsaturated hydrocarbon, an oxygen-comprising oxidation agent, a catalytic palladium complex, comprising a ligand of formula (I) where R = a satu...  
WO/2003/057366A1
A method for preparing a catalyst for the synthesis of an unsaturated aldehyde and an unsaturated carboxylic acid, which comprises a step of kneading particles containing molybdenum, bismuth and iron together with a liquid and extruding ...  
WO/2003/057653A1
A method for vapor phase catalytic oxidation involving using a fixed bed multi-tube heat-exchanger type reactor having a plurality of reaction tubes, feeding a raw material gas for reaction to the inside of the reaction tube packed with ...  
WO/2003/057652A1
The present invention relates to a method and system for water removal and optionally liquid product separation in slurry reactors operating at Fischer-Tropsch conditions. More particularly, the present invention includes a water strippi...  
WO/2003/057338A2
A method for water removal in hydrocarbon product reactors operating at Fischer−Tropsch conditions. The water removal decreases the concentration of water in the reactor. In one embodiment, a method of reducing the concentration of wat...  
WO/2003/052335A2
A gas-agitated multiphase reactor system for the synthesis of hydrocarbons gives high catalyst productivity and reactor capacity. The system includes operating a multi-phase reactor in the well-mixed gas flow regime, with a Peclet number...  
WO/2003/048094A1
A system for purifying a cumene hydroperoxide cleavage product mixture comprises a cumene hydroperoxide cleavage product mixture feed (16) containing impurities in fluid communication with an aqueous alkaline solution feed (18); the cume...  
WO/2003/042141A1
Method for catalytic conversion of alkylene carbonate, wherein alkylene carbonate is contacted with C1-C5 aliphatic alcohol and/or water in the presence of Mg, A1 mixed (hydr) oxide catalyst having a Mg: A1 molar ratio in the range of fr...  
WO/2003/042152A1
Method for the catalytic conversion of organic carbonate, wherein organic carbonate is contacted with alcohol and&sol or water in the presence of a lanthanum catalyst comprising at least 7 wt. % of lanthanum supported on a support.  
WO/2003/042144A2
The invention relates to a method for the catalytic production of methanol under pressure from a synthesis gas, which contains at least hydrogen, carbon monoxide, carbon dioxide and undesirable impurities, by means of at least one stage ...  
WO/2003/040078A1
The invention relates to a method for the production of formic acid formates, by reacting formic acid methyl esters with water and a basic compound, having a pKa value of the corresponding acid of the corresponding dissociation degree wh...  
WO/2003/039744A1
A composite oxide catalyst for the oxidation of an olefin containing Mo and Bi as essential components, characterized in that it has a specific surface area of 5 to 25 m2&sol g and a pore volume of 0.2 to 0.7 cc&sol g, and has a pore dia...  
WO/2003/035592A1
A method of depolymerizing an aromatic polycarbonate which comprises reacting the aromatic polycarbonate with water, a C1−6 aliphatic alcohol, or a phenol optionally substituted by a C1−10 hydrocarbon group in a supercritical carbon ...  
WO/2003/033450A1
A process for the production of a dialkyl carbonate and a diol from a cyclic carbonate and an aliphatic monohydric alcohol wherein the cyclic carbonate and aliphatic monohydric alcohol are reacted in the presence of a transesterification...  
WO/2003/033444A1
A process for converting natural gas to a liquid hydrocarbon wherein the natural gas feed stream is admixed with a hot gas stream, the hot gas stream being at a temperature sufficient to effect a chemical reaction forming an intermediate...  
WO/2003/029161A1
Process for one−step hydroformylation and hydrogenation synthesis of 1,3−propanediol which comprises: (a) contacting a mixture of ethylene, oxide, carbon monoxide, hydrogen, a non−water−mixcible reaction solvent and a hydroformyl...  
WO/2003/018520A1
The present invention provides a process for the preparation of an enantiomerically enriched non-racemic chiral diol and an enantiomerically enriched non-racemic chiral epoxy compound by a hydrolytic kinetic resolution reaction. The proc...  
WO/2003/014133A1
The invention relates to novelligands of the phosphanylbenzothiophenyl-dihydroisoxazoline, phosphanyl-dihydrooxazolyl-indole and phosphanyl-dihydrooxazolyl-benzofuran type, especially compounds of formula (I) and mixtures of such compoun...  
WO/2003/014053A1
The invention relates to a method for the common production of formic acid, a carboxylic acid comprising at least two carbon atoms, and/or the derivatives thereof. According to the inventive method, (a) a formic acid ester (I) is transes...  
WO/2003/013610A2
A pharmaceutical aerosol formulation comprising a particulate medicament, one or more fluorocarbon or hydrogen-containing fluorocarbon propellants and a compound of the general formula (I) or a salt or solvate thereof, wherein A represen...  
WO/2003/004582A2
The present invention concerns a process for the preparation of liquid hydrocarbons which process comprises contacting synthesis gas with a slurry of solid catalyst particles and a liquid in a reactor vessel by introducing the synthesis ...  
WO/2003/002496A1
A process for producing adamantanol and adamantanone, characterized by reacting adamantane with oxygen in the presence of an oxidation catalyst comprising a combination of a rare earth metal salt and a promoter comprising an element sele...  
WO/2003/002499A1
A process for the manufacture of a hydroxy-substituted organic compound comprising decomposing an organic hydroperoxide, preferably a compound of the formula Ar-C(CH¿3?)¿2?O¿2?H, wherein Ar is a substituted or unsubstituted mononuclea...  
WO/2002/100502A2
Disclosed is a method for at least partially removing formic acid from an aqueous solution containing formic acid, cyclohexanone and cyclohexanol, wherein the formic acid is decomposed on on a basic metal oxide made of metal from groups ...  
WO/2002/100810A1
The invention provides a process for the catalytic oxidation of an alkane, which comprises contacting the alkane with a source of oxygen in the presence of a catalyst comprising a compound of the formula (2) where R?1¿ and R?2¿ indepen...  
WO/2002/090309A1
The invention relates to a method for oxidising hydrocarbons, particularly branched or non-branched saturated aliphatic hydrocarbons, cycloaliphatic or alkyl aromatic hydrocarbons, into alcohol, ketone and/or acid, polyacid compounds. Mo...  
WO2001096283A9
The present invention relates to the inhibition of HIV integrase, and to the treatment of AIDS or ARC by administering compounds of the formula (Ia) wherein R<1> is C1-C4 alkyl, carbocyclic radical, heterocyclic radical, aryl-C1-C2 alkyl...  

Matches 451 - 500 out of 9,692