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Matches 251 - 300 out of 750

Document Document Title
WO/2006/073963
A process is disclosed for removing highly deletenious non-basic nitrogen compounds upstream from an acid catalyzed thiophene alkylation process using adsorbents capable of adsorbing the non-basic nitrogen compounds.  
WO/2006/073963
A process is disclosed for removing highly deletenious non-basic nitrogen compounds upstream from an acid catalyzed thiophene alkylation process using adsorbents capable of adsorbing the non-basic nitrogen compounds.  
WO/2006/067305
The invention concerns a method for producing propylene from a C4/C5 olefinic cut (for example steam cracking and/or catalytic cracking), said method including optional selective hydrogenation, selective oligomerization of isobutylenes a...  
WO/2006/069407
The invention provides a process for the production of synthetically derived diesel and diesel produced by the process. The process includes the steps of catalytic conversion of Fisher-Tropsch derived light olefins to distillates (COD) o...  
WO/2006/065662
The present invention relates to the field of hydroprocessing, and more particularly relates to a process directed to fuels hydrocracking and distillate feed hydrofining. This process has at least two stages (110, 130). A relatively unco...  
WO/2006/065643
In the refining of crude oil, hydroprocessing units (D and P) such as hydrotreaters and hydrocrackers are used to remove impurities such as sulfur, nitrogen, and metals from the crude oil. They are also used to convert the feed (1) into ...  
WO/2006/064100
The invention concerns a method for treating a hydrocarbon feedstock comprising sequencing a first upstream hydroconversion treatment process, including at least one reaction chamber, the reaction(s) occurring inside said chambers and in...  
WO/2006/061120
This invention relates to a novel integrated method for economically processing vacuum residue from heavy crude oils. This is accomplished by utilizing a solvent deasphalter (SDA) in the first step of the process with a C3/C4/C5 solvent ...  
WO/2006/063201
Disclosed is a process for upgrading a naphtha feed stream comprising light naphtha, heavy naphtha, or a combination thereof, for supplying to a cracking process. A naphtha feed stream can be supplied to a hydrotreater 142 to remove impu...  
WO/2006/010068
The invention includes a process for producing synthetic middle distillates and synthetic middle distillates produced therefrom. In one embodiment, the process comprises fractionating a hydrocarbon synthesis product to at least generate ...  
WO/2006/007034
This invention relates to the hydroprocessing of naphtha with removal of mercaptan from product. Naphtha feedstock is hydrotreated and hydrocracked. Sulfur-containing contaminants, notably C5+ recombinant mercaptans, are then selectively...  
WO/2006/000449
A process for cracking C4+ hydrocarbons comprising heating the hydrocarbons at a temperature of 400-800°C in the presence of an H-ZSM-5 catalyst having a silicon to aluminium ratio of 61-1000.  
WO/2005/123881
Process for upgrading a liquid hydrocarbon feed comprising the steps of (a) preparing a slurry comprising the hydrocarbon feed having a boiling range above 350°C and solid particles comprising a rehydratable material, (b) thermally trea...  
WO/2005/121281
The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound comprising magnesium and aluminum, that has not...  
WO/2005/121281
The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound comprising magnesium and aluminum, that has not...  
WO/2005/116171
The instant invention comprises a hydroprocessing method having at least two stages. The first stage employs a hydroprocessing catalyst which may contain hydrotreating catalyst, hydrocracking catalyst, or a combination of both. The subse...  
WO/2005/116171
The instant invention comprises a hydroprocessing method having at least two stages. The first stage employs a hydroprocessing catalyst which may contain hydrotreating catalyst, hydrocracking catalyst, or a combination of both. The subse...  
WO/2005/097948
The present invention provides a method and apparatus for removing acetylene from a gasoeus mixture comprising hydrogen, methane, ethane, ethylene, acetylene, propane, propylene, butane, butenes, butadiene, and other C4 or higher hydroca...  
WO/2005/083039
Process to prepare a lubricating base oil having a saturates content of greater than 90 wt% and a viscosity index of greater than 90 starting from a vacuum distillate feedstock by performing the following steps: (a) contacting the vacuum...  
WO/2005/074440
Supercritical conversion of hydrocarbons (108,208) boiling above 538°C (1000°F) with a solvating hydrocarbon (106,206) at a weight ratio of solvating hydrocarbon to high-boiling hydrocarbons of at least 2:1 and at conditions above the ...  
WO/2005/047430
A process for cracking a naphtha feedstream to light olefins is presented. The process comprises converting aromatics and naphthenes to paraffins, and separating iso- and normal paraffins using a ring opening reactor (50) and an adsorpti...  
WO/2005/040312
Process for the production of hydrocarbon blends with a high octane number by the hydrogenation of hydrocarbon blends, containing branched C8, C12 and C16 olefinic cuts, characterized by sending said blends, as such or fraction ated into...  
WO/2005/037416
Systems and methods to produced branched aliphatic alcohols are described. Systems may include a hydrogenation unit, a dehydrogenation unit, an olefin dimerization unit, an olefin isomerization unit, a hydroformylation unit and/or combin...  
WO/2005/019391
Naphtha is desulfurized with no octane loss by forming an iso-olefinic naphtha feed and then selectively hydrodesulfurizing it to produce a mogas naphtha. The iso-olefinic naphtha feed may be formed from cracked naphtha, by contacting it...  
WO/2005/019390
Naphtha is desulfurized with reduced or no octane loss by adding four to six carbon atom olefins to a raw naphtha feed to form an olefin-enriched feed, which is catalytically converted to an iso-olefinic naphtha and then selectively hydr...  
WO/2005/019387
Naphtha streams, preferably cracked naphtha streams containing both olefinic compounds and mercaptans, are first treated to convert at least a portion of the mercaptans to disulfides followed by thiophene alkylation. This results in a su...  
WO/2005/012463
The instant invention relates to a process to produce high octane, low sulfur naphtha products through the removal of basic nitrogen-containing compounds with subsequent skeletal isomerization of feed olefins and hydrotreating.  
WO/2005/009926
An integrated Fischer-Tropsch process for production of a synthetic lubricant basestock incorporating light Fischer-Tropsch products by oligomerizing such light Fischer-Tropsch products is provided. Synthetic lubricant basestock produced...  
WO/2005/009926
An integrated Fischer-Tropsch process for production of a synthetic lubricant basestock incorporating light Fischer-Tropsch products by oligomerizing such light Fischer-Tropsch products is provided. Synthetic lubricant basestock produced...  
WO/2005/005353
A process for oligomerizing a Fischer-Tropsch derived feed containing oxygenates which comprises (a) reducing significantly the oxygenates present in the Fischer-Tropsch derived feed by contacting said feed with a hydrotreating catalyst ...  
WO/2005/005575
Process to prepare a waxy Raffinate product by performing the following steps: (a) subjecting a Fischer-Tropsch derived product having a weight ratio of compounds boiling above 540°C and compounds boiling between 370 and 540°C of great...  
WO/2005/003067
Process to prepare base oils from a Fischer-Tropsch synthesis product by (a) separating the Fischer-Tropsch synthesis product into a fraction (I) boiling in the middle distillate range and below, a heavy ends fraction (iii) and an interm...  
WO/2004/099346
A process for the extractive oxidation of contaminants from raw hydrocarbon streams rich in heteroatomic polar, compounds is described, the said process involving the extractive oxidation of sulfur and nitrogen compounds from said stream...  
WO/2004/094566
A process for reducing the aromatic content of a hydrocarbon fluid containing a polycyclic aromatic compound that comprises a transalkylation step and a hydrogenation step.  
WO/2004/081153
A method for producing lubricant base oils is provided comprising the steps of: (a) hydroisomerizing a feedstock over a medium pore size molecular sieve catalyst under hydroisomerization conditions to produce an isomerized product having...  
WO/2004/081146
A process for the treatment of light naphtha hydrocarbon streams is disclosed wherein the mercaptans contained therein are reacted with diolefins simultaneous with fractionation into a light stream and a heavy stream. The heavy stream is...  
WO/2004/081154
A method for producing lubricant base oils is provided comprising the steps of: (a) separating a feedstock into a light lubricant base oil fraction and a heavy fraction; (b) hydroisomerizing the fractions over a medium pore size molecula...  
WO/2004/078656
Embodiments include processes for producing streams containing organic molecules (for example, diesel fuels and diesel fuel blending agents) including ultra-low severity hydrotreatment of at least a portion of a hydrocarbon synthesis pro...  
WO/2004/074407
The invention concerns a process for the preparation of detergents containing a relatively low amount of isoparaffins, comprising separating a hydrocarbonaceous product stream from a Fischer-Tropsch process using a cobalt based catalyst ...  
WO/2004/067486
The invention provides a process for the preparation of lower olefins by a thermal cracking process, a process for the preparation of a synthetic hydrocarbon feedstock for such a process, and a composition of high performance feedstock u...  
WO/2004/065339
The invention relates to a method whereby an initial FCC C5 fraction is used to obtain a final, purified, isoprene-enriched C5 fraction which can be used for the selective polymerisation of isoprene, and a method of obtaining a homopolym...  
WO/2004/060794
The present invention relates to new crystalline molecular sieve SSZ-63 prepared using N-cyclodecyl-N-methyl-pyrrolidinium cation as a structure-directing agent, methods for synthesizing SSZ-63 and processes employing SSZ-63 in a catalyst.  
WO/2004/058921
The invention concerns a process for the preparation of detergents, comprising separating the hydro carbonaceous product stream from a Fischer-Tropsch, process producing normally liquid and normally solid hydrocarbons into a light fracti...  
WO/2004/056945
Enabling a transalkylation process to handle both C10 alkylaromatics and unextracted toluene permits the following improvements to be realized. No longer extracting toluene allows a reformate-splitter column to be eliminated. The extract...  
WO/2004/033596
A method to produce high quality lube oil products involving hydrotreating a waxy feed to produce a hydrotreated feed and subsequently hydrodewaxing the hydrofinishing the waxy feed.  
WO/2004/033587
An integrated process is disclosed for dewaxing hydrocarbon feedstocks in a sour environment. The process includes hydrotreating, dewaxing, hydrofinishing or combination thereof wherein there is no disengagement between any of the proces...  
WO/2004/033597
A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreating step is under conditions such that the amount of conversion to 343°C minus is less than ...  
WO/2004/033606
This invention relates to base stocks and base oils that exhibit an unexpected combination of high viscosity index (130 or greater) and a ratio of measured-to-theoretical high-shear/low-temperature viscosity at -30C or lower and the meth...  
WO/2004/022675
A process for preparing Fischer-Tropsch derived lubricating base oils by blending a Fischer-Tropsch distillate fraction having a viscosity of 2 or greater but less than 3 cSt at 100 degrees C with at least one additional Fischer-Tropsch ...  
WO/2004/005437
Process for the recovery of an ethylene and propylene containing stream from a cracked gas resulting from cracking a hydrocarbon stream, wherein the cracked gas is treated in an absorptive demethanizer with a C4/C5 solvent at a temperatu...  

Matches 251 - 300 out of 750