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8177965 |
Enhancement of saturates content in heavy hydrocarbons utilizing ultrafiltration
This invention relates to an ultrafiltration process for separating a heavy hydrocarbon stream to produce an enriched saturates content stream(s) utilizing an ultrafiltration separations process....
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8152994 |
Process for upgrading atmospheric residues
Systems and methods for processing one or more hydrocarbons are provided. One or more hydrocarbon feedstocks can be selectively separated to provide one or more light deasphalted oils. At least a...
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8147679 |
Process and system improvement for improving and recuperating waste, heavy and extra heavy hydrocarbons
A continuous process for upgrading a heavy hydrocarbon includes the steps of: obtaining a heavy hydrocarbon; heating the heavy hydrocarbon; contacting the heavy hydrocarbon with a solvent at...
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8123932 |
Process for the conversion of heavy feedstocks such as heavy crude oils and distillation residues
A process for the conversion of heavy feedstocks using hydrotreatment, distillation or flash, and deasphalting that includes mixing a heavy feedstock with a hydrogenation catalyst and subjecting...
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8083930 |
VPS tar separation
A process is described for producing deasphalted steam cracker tar comprising feeding steam cracker tar to a vacuum pipestill (VPS) including a flash zone separated from a zone comprising trays by...
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8017000 |
Process for the conversion of heavy feedstocks such as heavy crude oils and distillation residues
Process for the conversion of heavy feedstocks selected from heavy crude oils, distillation residues, heavy oils coming from catalytic treatment, thermal tars, oil sand bitumens, various kinds of...
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8002968 |
Process for treating a heavy hydrocarbon feedstock and a product obtained therefrom
A process for treating a heavy hydrocarbon feedstock is disclosed. The process involves separating the feedstock into a residue component and a light component, the residue component having a lower...
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7998342 |
Separation of tailings that include asphaltenes
Various systems and methods are described that can be used as part of a process to separate bitumen from oil sands. The process may include adding a hydrocarbon solvent to a bitumen containing...
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7981277 |
Integrated solvent deasphalting and dewatering
A method for dewatering and deasphalting a hydrocarbon feed is provided. A hydrocarbon feed containing one or more hydrocarbons, asphaltenes and water can be mixed or otherwise combined with one or...
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7964090 |
Integrated solvent deasphalting and gasification
Systems and methods for processing hydrocarbons are provided. A hydrocarbon containing one or more asphaltenes and one or more non-asphaltenes can be mixed with a solvent. The ratio of the solvent...
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7927479 |
Focused beam reflectance measurement to optimize desalter performance and reduce downstream fouling
Performance of equipment, such as a desalter, in a refinery is monitored in real-time and on-line to minimize fouling of downstream equipment. Using an instrument to measure particles and droplets...
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7854836 |
Process for improving and recuperating waste, heavy and extra heavy hydrocarbons
A process for upgrading a heavy hydrocarbon includes the steps of obtaining a heavy hydrocarbon; contacting the heavy hydrocarbon with a solvent at upgrading conditions so as to produce a first...
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7846324 |
Use of heat exchanger in a process to deasphalt tar
The invention relates to a process for upgrading tar using a heat exchanger in series with a vapor/liquid separator to separate tar into a heavy tar asphaltenic material and a deasphalted tar...
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7837854 |
Process and apparatus for upgrading steam cracked tar
A process and apparatus are provided for upgrading steam cracked tars. The invention also relates to a steam cracking process and apparatus for reducing the yields of tars produced from steam...
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7749378 |
Bitumen production-upgrade with common or different solvents
Disclosed is a process for the upgrading of heavy oils and bitumens, where the total feed to the process can include heavy oil or bitumen, water, and diluent. The process can include the steps of...
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7744743 |
Process for upgrading tar
A feedstream comprising tar is fed to a solvent deasphalter wherein it is contacted with a deasphalting solvent or fluid to produce a composition comprising a mixture or slurry of solvent...
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7736493 |
Deasphalter unit throughput increase via resid membrane feed preparation
The present invention relates to a process for improving a deasphalting unit process by producing an improved feedstream for the deasphalting process via ultrafiltration of a vacuum...
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7722758 |
Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture
Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture using a membrane having a feed side and a permeate side, by contacting the hydrocarbon mixture with...
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7622035 |
Methods of deresinating crude oils using carbon dioxide
A method of deresinating a crude oil comprises contacting the crude oil with a carbon dioxide containing fluid, the crude oil having an initial API gravity and comprising an oil phase, resins, and...
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7601253 |
Process oil and process for producing the same
A process oil comprising a 95/5 to 5/95 by weight mixture of: an extract having a DMSO extractable content less than 3 wt % obtained by solvent-extracting an oil obtained by deasphalting a vacuum...
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7597794 |
Deep separation method and processing system for the separation of heavy oil through granulation of coupled post-extraction asphalt residue
The present invention is a separation method and system in which granulation of coupled post-extraction asphalt residue is used to achieve deep separation of heavy oil. A dispersion solvent is...
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7566394 |
Enhanced solvent deasphalting process for heavy hydrocarbon feedstocks utilizing solid adsorbent
A solvent deasphalting of crude oil or petroleum heavy fractions and residues is carried out in the presence of a solid adsorbent, such as clay, silica, alumina and activated carbon, which adsorbs...
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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...
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7540951 |
Integrated scheme of processes for extracting and treating an extra-heavy or bituminous crude
A process for preparation of synthetic crude from a deposit of heavy crude, comprises: (a) the extraction of heavy crude by technology using steam; (b) the separation of crude extract and water;...
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7491314 |
Process to produce pipeline-transportable crude oil from feed stocks containing heavy hydrocarbons
A process for the production of a pipeline-transportable crude oil from a bitumen feed, the process comprising: (1) dividing the bitumen feed into two fractions, the first fraction comprising...
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7455763 |
Recycling process for demetalization of hydrocarbon oil
A recycling process for the demetalization of hydrocarbon oil comprises recycling the following steps: a demetalizing composition for hydrocarbon oil or an aqueous solution thereof is sufficiently...
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7381320 |
Heavy oil and bitumen upgrading
Disclosed is a process for the upgrading and demetallizing of heavy oils and bitumens. A crude heavy oil and/or bitumen feed is supplied to a solvent extraction process 104 wherein DAO and...
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7347051 |
Processing of residual oil by residual oil supercritical extraction integrated with gasification combined cycle
Residual oil supercritical extraction (ROSE) 10 and integrated gasification combined-cycle (IGCC) power systems 70, 114 are cooperatively integrated. High-level heat from the IGCC is used via a...
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7297250 |
Method of and apparatus for processing heavy hydrocarbon feeds
The present invention comprises a method for processing a heavy hydrocarbon feed including: supplying the heavy hydrocarbon feed to a heater for heating the heavy hydrocarbon feed; supplying the...
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7261810 |
Method and system for transporting flows of fluid hydrocarbons containing wax, asphaltenes, and/or other precipitating solids
A method and a system for transporting a flow of fluid hydrocarbons containing wax and/or asphaltenes or any other precipitating solids through a treatment and transportation system including a...
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6878263 |
Rubber process oil and production process thereof
Disclosed is a rubber process oil in which the content of polycyclic aromatics (PCAs) as determined by the IP 346 method is less than 3% by mass and which is rich in aromatic hydrocarbons, and a...
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6673234 |
Combined process of low degree solvent deasphalting and delayed coking
A combined process of low degree solvent deasphalting and delayed coking, which comprises feeding a deasphalting stock and a solvent into an extractor and making the yield of the deasphalted oil 70...
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6652739 |
Process for deasphalting residua by reactive recycle of high boiling material
An improved process for deasphalting a residua feedstock by use of a short vapor residence time process unit comprised of a horizontal moving bed of fluidized and/or stirred hot particles. The...
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6554995 |
Method of separating petroleum-containing material into fractions, extraction system, and extraction fluid therefor
A method of separating a petroleum-containing material into at least two fractions, an extraction system, and an extraction fluid therefor are provided. Petroleum-containing material as well as a...
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6533925 |
Asphalt and resin production to integration of solvent deasphalting and gasification
This invention involves heat integration of a solvent deasphalting process with a gasification process and an improved process for separating a resin phase from a solvent solution comprising a...
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6524469 |
Heavy oil upgrading process
An improved heavy oil conversion process is disclosed in which the heavy oil feed is first thermally cracked using visbreaking or hydrovisbreaking technology to produce a product that is lower in...
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6511937 |
Combination slurry hydroconversion plus solvent deasphalting process for heavy oil upgrading wherein slurry catalyst is derived from solvent deasphalted rock
The invention described herein is directed to (a) slurry hydroprocessing (SHP) of a feed under SHP conditions; (b) deasphalting, under deasphalting conditions the product obtained from said step...
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6464856 |
Separation of tars, oils and inorganic constituents from oil bearing sands or shales
An improved process for the total separation and recovery of four constituents, namely, 1) insoluble pitches and tars also known as asphaltenes, 2) a kerosene based oil fraction, 3) clays and silts...
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6357526 |
Field upgrading of heavy oil and bitumen
A process and system which integrates on-site heavy oil or bitumen upgrading and energy recovery for steam production with steam-assisted gravity drainage (SAGD) production of the heavy oil or...
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6313367 |
Inhibition of asphaltene deposition in crude oil production systems
It has been discovered that various ester and ether reaction products are excellent asphaltene deposition inhibitors or dispersants for use in hydrocarbons such as crude oils. The asphaltene...
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6303842 |
Method of producing olefins from petroleum residua
Olefins may be produced by thermally steam cracking residuum containing a short residuum having a boiling point range greater than 565° C. wherein at least 3 weight percent of the short residuum ...
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6274032 |
Method of and means for upgrading hydrocarbons containing metals and asphaltenes
A hydrocarbon source feed is upgraded using a solvent deasphalting (SDA) unit employing a solvent having a critical temperature Tc by initially separating from a first hydrocarbon input stream...
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6274030 |
Filtration of feed to integration of solvent deasphalting and gasification
The invention is a process of removing solids, particularly catalyst fines, from an asphaltene-containing hydrocarbon liquid. The process comprises contacting an asphaltene-containing hydrocarbon...
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6270653 |
Method of controlling asphaltene precipitation in a fluid
A method of controlling asphaltene precipitation in a fluid comprising the addition of a precipitation inhibitor to the fluid containing the asphaltene.
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6245222 |
Additive enhanced solvent deasphalting process (law759)
The invention relates to a process for enhancing demetallation of metals containing hydrocarbonaceous feedstocks by contacting a metals containing hydrocarbonaceous feedstock at a sufficient...
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6241874 |
Integration of solvent deasphalting and gasification
The invention is the integration of a process of gasifying asphaltenes in a gasification zone by partial oxidation and the process of asphaltene extraction with a solvent. The integration allows...
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6207044 |
Solvent extraction of hydrocarbons from inorganic materials and solvent recovery from extracted hydrocarbons
A process for the solvent separation of hydrocarbons from tar sand or contaminated soils comprises extracting the hydrocarbons from the sand or soil in a solvent extraction means to form a...
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6204420 |
Synergistic mixtures of phosphoric esters with carboxylic acids or carboxylic acid derivatives as asphaltene dispersants
The invention relates to a synergistic mixture of A from 5 to 99% by weight of a carboxylic acid having more than 4 carbon atoms, an ethercarboxylic acid containing C18 -C22 -alkyl, C18 -C22...
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6171471 |
Heavy oil upgrading process (LAW813)
The present invention is a slurry-type process for upgrading heavy oils to FCC and S/C feeds under temperature and pressure conditions similar to MSHP, but employing catalysts in concentrations...
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6106701 |
Deasphalting process
Disclosed are methods for improving the separation of resins and asphaltenes from each other and a base residuum during alkane deasphalting by adding a phase separation accelerator to the residuum....
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