Matches 1 - 50 out of 289 1 2 3 4 5 6 >
Match Document Document Title
7638040 Process for upgrading contaminated hydrocarbons  
A process for the recovery and purification of a contaminated hydrocarbons, wherein the contamination includes metals, finely divided solids and non-distillable components. The process further...
7622034 Hydrocarbon conversion process  
A process is provided to produce high cetane quality and low or preferably ultra low sulfur diesel and a fluid catalytic cracker (FCC) quality feedstock from a processing unit including at least a...
7591940 Combination hydrocracking process for the production of ultra low sulfur diesel  
A catalytic hydrocracking process for the production of ultra low sulfur diesel wherein a hydrocarbonaceous feedstock is hydrocracked at elevated temperature and pressure to obtain conversion to...
7560020 Deasphalting tar using stripping tower  
Tar is contacted with stripping agent, such as steam or tail gas, in a stripping tower. A product comprising deasphalted tar is recovered as overheads and a product comprising heavy tar is...
7556728 Process for the manufacture of a gasoline blending component  
The present invention relates to a process for the manufacture of paraffinic hydrocarbons, which can be used as gasoline blending components. The obtained gasoline blending component is...
7504022 Process for desulphurizing gasoline by converting sulphur-containing compounds to higher boiling point compounds  
A process for desulphurizing a gasoline cut containing olefins, sulphur-containing compounds and optionally molecules belonging to C3 and C4 cuts comprises at least a first step A for contacting...
7501549 Benzene removal from FCC naphtha  
An integrated process for the isolation of benzene contained within a fluid catalytically cracked naphtha is disclosed wherein a C 6 fraction containing a benzene concentrate is subjected to...
7473351 Removal of nitrogen, sulfur, and alkylating agents from hydrocarbon streams  
The present invention provides a process for reducing the nitrogen content of a liquid hydrocarbon feed wherein said process comprises a) contacting a liquid hydrocarbon feed comprising an...
7435334 Process for desulfurization of gasolines  
The invention relates to a process for the production of a gasoline with a low sulfur content starting from an initial gasoline that comprises olefins, thiophene compounds and mercaptans and...
7431827 Process for the production of low sulfur, low olefin gasoline  
A process for the production of low sulfur, low olefin gasoline wherein a cracked naphtha, such as a full boiling range cracked naphtha, is first separated by fractional distillation into at least...
7423192 Process and system for blending components obtained from a stream  
A method and system for blending components obtained from a feed stock. The method includes flowing a first stream through a membrane member, with the membrane member having a first wafer assembly...
7419586 Two-stage hydrodesulfurization of cracked naphtha streams with light naphtha bypass or removal  
A process for the selective hydrodesulfurization of olefinic naphtha streams containing a substantial amount of organically-bound sulfur and olefins. The olefinic naphtha stream is selectively...
7361266 Method of refining petroleum and refining apparatus  
The present invention is related to a method of subjecting a feed oil to a refining process. This method includes a fractional distillation step 1 in which a feed oil is separated into a...
7361265 Process for the selective hydrodesulfurization of olefinic naphtha streams  
A process for the hydrodesulfurization of cracked olefin streams is described, the process aiming at reducing the sulfur content while at the same time minimizing the hydrogenation degree of said...
7357856 Nitrogen removal from olefinic naphtha feedstreams to improve hydrodesulfurization versus olefin saturation selectivity  
A two stage process for selectively hydrodesulfurizing olefinic and sulfur and nitrogen-containing naphtha feedstreams wherein the first stage is a nitrogen removal stage to produce a naphtha...
7351327 Process for the selective desulfurization of a mid range gasoline cut  
A process for concurrently fractionating and treating a full range naphtha stream. The full boiling range naphtha stream is first subjected to simultaneous thioetherification and splitting into a...
7309416 Methods and compositions for desulfurization of hydrocarbon fuels  
Sulfur is removed from a hydrocarbon fuel via contact with a desulfurization agent; the desulfurization agent is then regenerated (wherein sulfur is released) by exposing it to oxygen. The sulfur...
7288183 Process for desulphurizing gasoline by adsorption  
The invention concerns a process for desulphurizing gasoline comprising a step for fractionating said gasoline under conditions in which a light fraction comprising the lightest thiophene compounds...
7276151 Gas turbine fuel oil and production method thereof and power generation method  
Feed oil is subject to atmospheric distillation, to thereby be separated into light oil or light distillate and atmospheric residue oil. The light distillate is catalytically contacted with...
7270737 Process for desulfurization comprising a stage for selective hydrogenation of diolefins and a stage for extraction of sulfur-containing compounds  
For desulfurization of a hydrocarbon-containing feedstock, at least one stage for selective hydrogenation of diolefins present in the initial hydrocarbon feedstock, in the presence of a catalyst of...
7267761 Method of reducing sulfur in hydrocarbon feedstock using a membrane separation zone  
A membrane is used in combination with fractionation and hydrodesulfurization to reduce the sulfur content of hydrocarbon feeds, preferably sulfur-containing naphtha feeds. A membrane separation...
7261808 Upgrading of pre-processed used oils  
A process to further upgrade a pre-processed used lubricating oil by: (a) contacting the partially upgraded used oil in the presence of hydrogen with a hydrodemetallization catalyst; (b)...
7252756 Preparation of components for refinery blending of transportation fuels  
A process is disclosed for the production of refinery transportation fuel or components for refinery blending of transportation fuels having a reduced amount of sulfur and/or nitrogen-containing...
7250142 Device for mixing and distributing a dense fluid and a light fluid, placed upstream from a granular bed, and its use in descending flow  
Device for mixing and distributing a dense, generally liquid, fluid and a light, generally gaseous, fluid, placed in a reaction chamber upstream from a granular bed ( 70 ) or between two successive...
7244350 Process to prepare a hydrocarbon product having a sulphur content below 0.05 wt  
A process to continuously prepare a hydrocarbon product having a specified desired sulphur content lower than 0.05 wt %, starting from at least two or more high-sulphur hydrocarbon feedstocks...
7182922 Device for mixing and distributing a gas phase and a liquid phase supplied to a granular bed  
For mixing and distributing a gas phase and a liquid phase over a granular bed, employing an annular peripheral zone inside a reactor via which liquid is introduced and which acts as a buffer zone...
7160438 Process for removal of nitrogen containing contaminants from gas oil feedstreams  
The present invention is directed to the removal of nitrogen and sulfur containing impurities from high molecular weight petroleum feedstock obtained from fluid cracking catalyst or distillation...
7159740 Method and apparatus for parallel dispensing of defined volumes of solid particles  
A sample preparation system provides an automated process that dispenses appropriate amounts of solid material into wells of a microtiter plate for mixing into a suspension. The system utilizes an...
7153415 Process for the treatment of light naphtha hydrocarbon streams  
A light cracked naphtha is treated to convert mercaptans to sulfides and saturate dienes and then subjected to destructive hydrodesulfurization (HDS) to convert the organic sulfur compounds to...
7141640 Process for producing dihydroxy compounds using upflow reactor system  
An upflow reactor for the production of bisphenol A from acetone and phenol includes a vessel, a catalyst bed disposed within the vessel, and a reactant distribution/product collection system...
7125484 Downflow process for hydrotreating naphtha  
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...
7122114 Desulfurization of a naphtha gasoline stream derived from a fluid catalytic cracking unit  
A process for reducing sulfur compounds in naphtha to produce gasoline of ultra-low sulfur content, i.e., 10–30 ppm of sulfur, from a fluidized catalytic cracking reactor effluent stream,...
7094332 Integrated process for the production of ultra low sulfur diesel and low sulfur fuel oil  
A hydrocracking process to produce ultra low sulfur diesel by reacting a first hydrocarbon feedstock in a hydrocracking zone, introducing the hydrocracking zone effluent and a second hydrocarbon...
7090766 Process for ultra low sulfur gasoline  
A process wherein all of the unsaturates within a cracked naphtha stream are substantially hydrogenated to alkanes and the olefin depleted stream is then subjected to hydrodesulfurization to...
7087156 Process for removal of nitrogen containing contaminants from gas oil feedstreams  
The present invention is directed to the removal of nitrogen and sulfur containing impurities from high molecular weight petroleum feedstock obtained from fluid cracking catalyst or distillation...
7081196 Treatment of crude oil fractions, fossil fuels, and products thereof with sonic energy  
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the...
7052598 Process for the production of gasoline with a low sulfur content comprising a hydrogenation, a fractionation, a stage for transformation of sulfur-containing compounds and a desulfurization  
A process for the production of gasoline with a low sulfur content that comprises at least one selective hydrogenation of diolefins, optionally at least one stage for transformation, preferably to...
7041212 Membrane separation for sulfur reduction  
A membrane process for the removal of sulfur species from a naphtha feed, in particular, a FCC light cat naphtha, without a substantial loss of olefin yield is disclosed. The process involves...
7018527 Membrane separation for sulfur reduction  
A membrane process for the removal of sulfur species from a naphtha feed, in particular, a FCC light cat naphtha, without a substantial loss of olefin yield is disclosed. The process involves...
7005058 Process and apparatus for removing sulfur from hydrocarbons  
Disclosed is an apparatus and process for controlling the sulfur content of effluent from a hydrocarbon fractionation column. The effluent includes a low boiling stream, a middle boiling stream and...
6984312 Process for the desulfurization of light FCC naphtha  
A process for the treatment of a light cracked naphtha is disclosed wherein the light cracked naphtha is first subjected to thioetherification and fractionation into two boiling fractions. The...
6972086 Process comprising two gasoline hydrodesulfurization stages and intermediate elimination of H2S formed during the first stage  
The invention relates to a process for the production of gasoline with a low sulfur content comprising at least three stages: a first stage in which the sulfur-containing compounds present in the...
6955753 Treatment of crude oils  
A process and apparatus to extract and recover heavy metals and sulfur from crude oil or petroleum fuel products including the steps of emulsifying the crude oil with an emulsifying agent, adding a...
6881325 Preparation of components for transportation fuels  
Economical processes are disclosed for the production of components for refinery blending of transportation fuels by selective oxidation of feedstocks comprising a mixture of hydrocarbons,...
6881324 Process for the simultaneous hydrotreating and fractionation of light naphtha hydrocarbon streams  
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...
6843906 Integrated hydrotreating process for the dual production of FCC treated feed and an ultra low sulfur diesel stream  
An integrated hydrotreating process which produces a high quality feed for the FCC to maintain sulfur in FCC gasoline to a level lower than 30 ppm from a high boiling feedstock and an ultra low...
6830678 Process of desulphurizing gasoline comprising desulphurization of the heavy and intermediate fractions resulting from fractionation into at least three cuts  
The invention relates to a process of producing gasoline with a low sulphur content from a feedstock containing sulphur. This process comprises at least one step a1 of selectively hydrogenating the...
6793804 Integrated hydrotreating process for the dual production of FCC treated feed and an ultra low sulfur diesel stream  
An integrated hydrotreating process which produces a high quality feed for the FCC to maintain sulfur in FCC gasoline to a level lower than 30 ppm from a high boiling feedstock and an ultra low...
6790342 Process to produce a dilute ethylene stream and a dilute propylene stream  
Processes are provided to produce a dilute ethylene stream and a dilute propylene stream from a cracked gas stream. One process comprises separating the cracked gas stream to produce a C 3 − ...
6736961 Removal of sulfur from a hydrocarbon through a selective membrane  
A process for removing sulfur from a hydrocarbon employs a solid membrane. A feed stream is provided containing a feed liquid hydrocarbon and a feed sulfur species and a sweep stream is provided...
Matches 1 - 50 out of 289 1 2 3 4 5 6 >