Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 4,381

Document Document Title
WO/2001/046095A1
The present invention relates to processes for making a reaction product comprising trimethylpentene(s) which comprises contacting C¿4? olefinic feedstock containing isobutene and n-butene(s) with a catalyst comprising zeolite beta unde...  
WO/2001/028962A1
A process for the preparation of a catalyst useful for conducting carbon monoxide hydrogenation reactions, particularly Fischer-Tropsch reactions; the catalyst compositions, use of the catalyst compositions for conducting such reactions,...  
WO/2001/028963A1
A process for the preparation of a catalyst useful for conducting carbon monoxide hydrogenation reactions, particularly Fischer-Tropsch reactions; the catalyst compositions, use of the catalyst compositions for conducting such reactions,...  
WO/2001/026810A1
Catalysts useful for Fischer-Tropsch hydrocarbon synthesis are prepared by adding an aqueous solution of a carbonate salt to an aqueous solution of one or more catalytic metal component salts, under mixing conditions, to form a slurry co...  
WO/2001/027066A1
Di-t-butyl dicarbonate, which is a thermally unstable compound, can be inhibited from decomposing by using as the decomposition inhibitor a hydrocarbon compound such as hexane, cyclohexane, 1-hexene or toluene and/or a chain ether compou...  
WO/2001/012323A2
The present invention includes Fischer-Tropsch catalysts, reactions using Fischer-Tropsch catalysts, methods of making Fischer-Tropsch catalysts, processes of hydrogenating carbon monoxide, and fuels made using these processes. The inven...  
WO/2000/078759A1
Two crystalline polymorphic forms of (2-Benzhydryl-1-azo-bicyclo[2,2,2]Octyl-3-yl)-(5-iso-propyl- 2-methoxybenzyl)amine dihydrochloride dihydrate are Form I and Form II. The pharmaceutical composition containing at least one of these pol...  
WO/2000/076629A1
A chemical reaction is performed with separation of the product(s) and reactant(s) by pressure swing adsorption (PSA), using an apparatus having a plurality of adsorbers cooperating with first and second valve assemblies in a PSA module....  
WO/2000/064555A2
A process for extracting a compound or composition of matter from a raw material containing that compound or composition as a constituent part is described. The process comprises the steps of (1) contacting the raw material with an extra...  
WO/2000/056684A1
The present invention relates to economically advantageous methods of forming, processing, transporting and storing fluids, especially natural gas in the form of solid crystalline gas hydrates. It has been found that fluid can be removed...  
WO/2000/048969A1
A process for the preparation of at least two organic products from a synthesis gas by (i) converting a first synthesis gas feed to a first organic product and a first by-product; (ii) converting a second synthesis gas feed to a second o...  
WO/2000/047315A1
The invention relates to the use of ethoxylated glyceride mixtures as emulsifiers for producing paraffin hydrocarbon emulsions. The resulting emulsions are considerably finer and more stable compared to the prior art.  
WO/2000/043098A1
A removable filter for separating and filtering slurry liquid from solid particles includes one or more filter sections connected by a filtrate conduit. Each section comprises a plurality of vertical, hollow, sintered metal filter elemen...  
WO/2000/032544A1
An isomerization process for converting an isomerization feed stream containing alkanes having 4 carbon atoms to 10 carbon atoms per molecule and cycloalkanes having 5 carbon atoms to 10 carbon atoms per molecule to at least one product ...  
WO/2000/027781A1
The present invention relates to a process for the manufacture of alkanes comprising a cross-metathesis reaction between at least one starting alkane (A) and one organometallic compound (B) fixed to an inorganic support and comprising a ...  
WO/2000/025915A2
This invention concerns a method for preparing a hydrogenation catalyst system process involving the reaction of a group 4 metallocene (A) with a metal hydride or an organometallic compound (B) at a (B)/(A) molar ratio that is larger tha...  
WO/2000/024673A1
The invention relates to a microporous cristalline material with a characteristic X ray diffractogramme, comprised of oxigen tetrahedra and a metal (T?+4¿ and T?+3¿) with the possibility of introducing superficial acidity produced by t...  
WO/2000/023402A1
The invention relates to process for dimerizing olefinic hydrocarbon feedstock, to hydrocarbon compositions and to fuel components produced by the process. According to the invention, fresh olefinic hydrocarbon feedstock is fed to a reac...  
WO/2000/013788A2
The objective of the present invention is a polyvalent bifunctional catalyst and the process of its realisation. A catalyst characterized by the fact that it contains, over a TiO¿2? support, an oxide or a mixture of metallic oxides of M...  
WO/2000/009261A1
Particulate metal oxide compositions having reactive atoms stabilized on particulate surfaces and methods for reacting the compositions with saturated and unsaturated species are provided. The preferred particulate metal oxides of the co...  
WO/2000/008400A1
The invention concerns a combined installation of fluid producing apparatus (P) with a main air compressor (44) and a fluid consuming unit (2), wherein a gas coming from the unit is expanded in a turbine (10, 20, 30, 40, 150) or another ...  
WO/2000/003801A1
A superacid catalyst is described, based on zirconium sulfate, optionally containing a noble metal, having a porosity ranging from 0.1 to 0.30 cm?2¿/g, consisting of at least 70 % of pores with a diameter ranging from 1 to 4 nm.  
WO/2000/001645A1
The invention relates to a method for producing phytosqualane, characterized in that (a) a phytosqualane-containing residue resulting from vegetable oil production is esterified with a polyol for the derivatization of the fatty acid port...  
WO/1999/055647A1
The invention relates to a method for separating a C¿4? hydrocarbon mixture containing essentially 1,3 butadiene, butenes, butanes and other C¿4? hydrocarbons into at least 4 fractions as follows: a) fraction (a) consisting essentially...  
WO/1999/044738A1
A method for a solid acid catalyst which contains sulfuric acid, exhibits a satisfactorily high activity even when formed into moldings, and also has a satisfactory mechanical strength and an easiness to handle sufficient to practical op...  
WO/1999/042214A1
A method of treating a catalyst support comprises introducing onto and/or into an untreated catalyst support which is partially soluble in an aqueous acid solution and/or a neutral aqueous solution, Si, Zr, Cu, Zn, Mn, Ba, Co, Ni and/or ...  
WO/1999/041217A1
A gas conversion process in which both hycdrocarbons and hydrogen are produced from a synthesis gas feed which comprises a mixture of H¿2? and CO, uses hydrogen from a portion of the feed for one or more of (i) hydrocarbon synthesis cat...  
WO/1999/026905A1
A process is provided for the production of a gasoline blending fraction rich in isooctane by the dimerization of isobutylene using tertiary butyl alcohol modifier and isoalkane diluent; advantageously the isobutylene is derived from the...  
WO/1999/020256A2
The invention relates to medicament excipient particles which are suitable for tissue-specific application of a medicament, especially to the central nervous system (CNS). The inventive particles can be loaded with or be free of the acti...  
WO/1999/020720A1
A liquid hydrocarbon composition, containing paraffinic hydrocarbon components in which the extent of branching, as measured by the percentage of methyl hydrogens (BI), and the proximity of branching, as measured by the percentage of rec...  
WO/1999/019662A1
A gas hydrate storage reservoir (10) includes at least one insulated wall (12) defining an opening and a sunlight permeable top (16) covering the opening. A gas tight, gas hydrate storage cavity (20) is defined within the top and the wal...  
WO/1999/019283A1
A method and apparatus for liberating gas from gas hydrates including the use of a device, provided adjacent to or in the bulk gas hydrates (12), for exposing the gas hydrates to heat from a gas or liquid (preferably steam). The gas hydr...  
WO/1999/019282A1
Gas hydrates are produced by introducing a hydrate-forming gas and water into a reactor vessel (12) having a fluidized or expanded bed reaction zone. The reactor vessel has an upper portion (14) and lower portion (16) wherein the cross-s...  
WO/1999/017870A1
The process of the invention comprises feeding gaseous reactants into a slurry bed of particles suspended in a liquid. The gaseous reactants (13) react in the slurry bed (16), to form liquid and, optionally, gaseous products. The liquid ...  
WO/1999/015484A1
The invention is a process for producing hydrocarbons from hydrogen and carbon monoxide by reacting hydrogen and carbon monoxide in the presence of a particulate solid catalyst and a substantially inert liquid medium. This reaction takes...  
WO/1999/002265A1
A process for the preparation of a novel highly active, highly selective catalyst useful for conducting carbon monoxide hydrogenation reactions, particularly Fischer-Tropsch reactions, the catalyst $i(per se), and process for use of such...  
WO/1999/001218A1
Catalytic composition which can be used in the Fischer-Tropsch process essentially consisting of an inert carrier, cobalt in a quantity ranging from 1 to 50 % by weight, preferably from 5 to 35 % by weight, and tantalum in a quantity ran...  
WO/1999/001706A1
This invention is a process for producing pressurized liquid (19) rich in methane from a multi-component feed stream (10) containing methane and a freezable component having a relative volatility less than that of methane. The multi-comp...  
WO/1999/000190A1
Process for the preparation of a catalyst comprising an inert carrier, a larger quantity of cobalt and smaller quantities of scandium, characterized in that it comprises the following steps: 1) production of a first catalytic precursor (...  
WO/1999/000191A2
Continuous process for the production of prevalently heavy hydrocarbons starting from synthesis gas in the presence of a gas phase, a liquid and a solid catalyst, the above process being carried out using a bubble column, characterized i...  
WO/1998/056739A1
Improved isoparaffin-olefin alkylation solid catalyst processes are provided which are characterized by low coke laydown and catalyst deactivation rates and production of valuable branched chain, high octane number alkylates. The process...  
WO/1998/050492A1
Hydrocarbon liquid products are filtered and removed from a three phase hydrocarbon synthesis slurry comprising gas bubbles and particulate catalyst solids in a hydrocarbon liquid, by circulating the slurry through a gas disengaging down...  
WO/1998/050491A1
Partially deactivated catalyst in a slurry hydrocarbon synthesis process is rejuvenated employing a cyclic rejuvenation process in which syngas or CO flow into the slurry is stopped to stop the hydrocarbon synthesis reaction, the CO purg...  
WO/1998/050494A1
Particulate solids and gas are removed from a three phase hydrocarbon synthesis slurry of solid catalyst particles, gas and liquid, by successively passing slurry from a slurry body through solids and gas disengaging zones in fluid commu...  
WO/1998/047620A1
A process for the preparation of a catalyst useful for conducting carbon monoxide conversion reactions, especially a Fischer-Tropsch catalyst, use of the catalyst for conducting such reactions, especially Fischer-Tropsch reactions, and t...  
WO/1998/047618A1
A process for the preparation of a catalyst useful for conducting carbon monoxide hydrogenation reactions, especially a Fischer-Tropsch catalyst, use of the catalyst for conducting such reactions, especially Fischer-Tropsch reactions, an...  
WO/1998/042438A1
The invention concerns a catalyst with modified molybdenum oxycarbide base having a specific surface area more than 5 m?2�/g and improved catalytic activity, in particular in velocity constant, characterised in that it is prepared from...  
WO/1998/029369A1
Gas is recovered from a clathrate hydrate (100) by providing the clathrate hydrate (100) within an occupying zone (102), positioning a source of electromagnetic radiation (200) within the clathrate hydrate occupying zone (102), and apply...  
WO/1998/025871A1
The present invention provides an improved method for recovering high purity olefins from cracked gas effluents or other paraffin/olefin gaseous mixtures by use of a chemical absorption process.  
WO/1998/023560A1
The invention pertains to a process for alkylating hydrocarbons in which an alkylatable organic compound is reacted with an alkylation agent to form an alkylate in the presence of a catalyst comprising a hydrogenating function and a soli...  

Matches 401 - 450 out of 4,381