Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 1,953

Document Document Title
WO/2002/070440
A continuous or semi-continuous process for the production of triptane and/or triptene from methanol and/or dimethyl ether in the presence in a reactor of an effective concentration of catalyst active for the conversion of methanol and/o...  
WO/2002/064532
A process for preparing branched olefins which process comprises dehydrogenating an isoparaffinic composition comprising 0.5 % or less quaternary aliphatic carbon atoms over a suitable catalyst, which isoparaffinic composition comprises ...  
WO/2002/044306
Fisclosed are a process for producing aromatic hydrocarbon compounds and liquefied petroleum gas (LPG) from a hydrocarbon feedstock having boiling points of 30-250 °C and a catalyst useful therefor. In the presence of said catalyst, aro...  
WO/2002/031089
A process for the production of triptane, said process comprising: isomerising a hydrocarbon feedstock by containing said feedstock with an isomerisation catalyst at a reaction temperature of -50 to 25 °C , and a contact time of 0.01 to...  
WO/2002/026667
A process for producing a liquid hydrocarbon product from hydrogen and carbon monoxide comprises: (a) providing a reaction vessel containing a slurry of particles of a particulates Fischer Tropsch catalyst in a liquid medium comprising a...  
WO/2002/022258
The present invention provides a catalyst for the oxidative dehydrogenation of a lower hydrocarbon to form at least one higher hydrocarbon and/or lower olefin. In one embodiment, the catalyst includes a nonstoichiometric rare earth oxyca...  
WO/2002/020439
There is provided an improved system and process for the catalytic hydrogenation of carbon monoxide to form a mixture of hydrocarbons utilizing a plurality of reactors in series. Synthesis gas entering the system under pressure is partia...  
WO/2002/008158
Disclosed is a process for opening naphthenic rings of naphthenic ring-containing compounds, along with catalysts which can be used in that process. The naphthene ring opening catalyst is a catalyst which comprises at least one of a Grou...  
WO/2002/008157
Disclosed is a process for opening naphthenic rings of naphthenic ring-containing compounds, along with catalysts which can be used in that process. The ring opening is accomplished using a ring opening catalyst system which combines an ...  
WO/2002/007883
A method of treating an untreated catalyst support includes contacting an untreated catalyst support which is partially soluble in an aqueous acid and/or a neutral aqueous solution with a modifying component precursor of the formula Me(O...  
WO/2002/008156
Disclosed is a process for opening naphthenic rings of naphthenic ring containing compounds, and catalysts which can be used in that process. The naphthene ring opening catalyst is a polymetallic catalyst comprising Group VIII metals. In...  
WO/2002/008163
Methods for converting of syngas to higher molecular weight products using Fischer-Tropsch synthesis, and methods for optimizing the catalyst systems in the synthesis, are disclosed. In one embodiment, the methods use cobalt/ruthenium Fi...  
WO/2002/007877
Disclosed is a process for opening naphthenic rings of naphthenic ring-containing compounds, along with catalysts which can be used in that process. The naphthene ring opening catalyst is a catalyst comprising at least one Group VIII met...  
WO/2002/004529
A method of removing at least one inert reaction diluent and/or wash diluent from a waste stream from a catalyst precursor production unit, where the waste stream includes at least one reaction diluent or wash solvent, at least one titan...  
WO/2002/002491
The invention relates to a method for producing squalene, whereby hydrocarbon-containing intermediate products produced from vegetable oil processing are extracted by means of a compressed gas. The squalene is thereby enriched in the raf...  
WO/2001/094280
Fresh catalyst particles are added to a slurry hydrocarbon synthesis reactor and their activity increased by contact with hydrogen in-situ in the slurry in a catalyst activity increasing means, while the reactor is producing hydrocarbons...  
WO/2001/094281
Fresh catalyst particles are added to a slurry hydrocarbon synthesis reactor and their activity increased by contact with hydrogen in-situ in the slurry in a catalyst activity increasing means, while the reactor is producing hydrocarbons...  
WO/2001/092155
The present invention relates to a new crystalline zeolite SSZ-53 prepared by using phenylcycloalkylmethyl ammonium cations as structure directing agents.  
WO/2001/091901
The invention pertains to a catalyst comprising catalyst particles comprising a hydrogenation function and a solid acid, wherein the ratio between (i) the volume in catalyst pores with a diameter of 40 - 8000 nm and (ii) the specific len...  
WO/2001/085653
A process for purifying an olefin feed comprising a content of phosphorus-containing impurities, said process comprising contacting said olefin feed with a sorbent selected from the group consisting of an acidic ion exchange resin, an ac...  
WO/2001/081278
A process for the production of gasoline stocks wherein lower molecular weight olefins (line 102) are first oligomerized and the oligomers (line 105) hydrogenated is disclosed. In the first instance the oligomerization is carried out in ...  
WO/2001/079380
This invention relates to reducing the amount of thiols (mercaptans) in petroleum streams, specifically, mercaptans above the five carbon molecular weight range.  
WO/2001/070394
A method of conducting hydrocarbon synthesis and a highly stable cobalt on alumina catalyst therefor. The inventive method comprises the step of reacting a synthesis gas in a slurry bubble column reactor in the presence of the catalyst. ...  
WO/2001/070651
A process for polymerizing an olefin to produce liquid poly-olefins using a solid, porous, crystalline oxide type catalyst. The resulting liquid poly-olefins have low viscosity and low volatility and may be used in various functional flu...  
WO/2001/056692
The invention is directed to a process for carrying out a chemical reaction in a reactor, comprising passing a reaction mixture in liquid phase through at least one structured reactor element present in said reactor, the internal surface...  
WO/2001/051201
Compositions including oxycarbide-based nanorods and/or carbide-based nanorods and/or carbon nanotubes bearing carbides and oxycarbides and methods of making the same are provided. Rigid porous structures including oxycarbide-based nanor...  
WO/2001/051203
The inventive silica-rich carrier is used for preparing catalysers and can be used for other techniques: for producing fibre-optical materials, filters etc. The carrier has a specific structure which is characterised by a range of announ...  
WO/2001/046095
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/2001/028962
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/2001/028963
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/2001/026810
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/2001/027066
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/2001/012323
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/2000/078759
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/2000/076629
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/2000/064555
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/2000/056684
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/2000/048969
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/2000/047315
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/2000/043098
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/2000/032544
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/2000/027781
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/2000/025915
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/2000/024673
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/2000/023402
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/2000/013788
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/2000/009261
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/2000/008400
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/2000/003801
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/2000/001645
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...  

Matches 351 - 400 out of 1,953