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Document Title |
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7594996 |
Petroleum recovery and cleaning system and process
A system and process are provided for recovering and/or cleaning residual or waste petroleum products such as sludge accumulated within a storage tank or upon process equipment surfaces, or from...
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7591929 |
Oil sand processing apparatus and control system
An apparatus for processing oil sand to produce a liquid stream comprising water and bitumen and a solid stream comprising solid particles, and a method and control system for controlling the...
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7588682 |
Process and apparatus for enhanced recovery of oil from oily particulate material
An apparatus and process are described for processing oily particulate material. The process allows for recovery of the oil and separation of the water from the sand in the oily particulate...
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7585407 |
Processing asphaltene-containing tailings
Embodiments of a method and a system for recovering energy, materials or both from asphaltene-containing tailings are disclosed. The asphaltene-containing tailings can be generated, for example,...
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7556715 |
Bituminous froth inline steam injection processing
An inline bitumen froth steam heater system is comprised of steam injection and static mixing devices. The steam heater system heats and de-aerates an input bitumen froth without creating...
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7438807 |
Bituminous froth inclined plate separator and hydrocarbon cyclone treatment process
Discloses apparatus to perform a process to remove water and minerals from a bitumen froth output of a oil sands hot water extraction process. A bitumen froth feed stream is diluted with a solvent...
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7416671 |
Separation and recovery of bitumen oil from tar sands
A process for the separation of bitumen oil from tar sands and the like. Slurry is supplied to a mixing chamber of a jet pump at an input end of the process. The slurry is agitated within the jet...
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7357857 |
Process for extracting bitumen
Bitumen extraction done using a process comprising: (a) preparing a bitumen froth comprising particulate mineral solids and hydrocarbons dispersed in aqueous lamella in the form of an emulsion; (b)...
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7338593 |
Drilling fluid
A drilling fluid for use in high oil viscosity formations containing tar, sand and oil entrained therein. The drilling fluid can be comprised of a polymer in an amount from between 0.05% and 5% by...
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7294156 |
Integrated process for bitumen recovery, separation and emulsification for steam generation
The invention relates to a process for splitting bitumen into two fractions and rendering a heavier bottom fraction as a useable emulsion fuel. The process is particularly effective in creating an...
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7141162 |
Bituminous froth inclined plate separator and hydrocarbon cyclone treatment process
Discloses apparatus to perform a process to remove water and minerals from a bitumen froth output of a oil sands hot water extraction process. A bitumen froth feed stream is diluted with a solvent...
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7008528 |
Process and system for continuously extracting oil from solid or liquid oil bearing material
A process for continuously extracting oil from a solid or liquid oil-bearing material comprises (a) removing air from the extraction system, (b) introducing an inert gas into the extraction system...
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6746599 |
Staged settling process for removing water and solids from oils and extraction froth
Diluent-diluted bitumen froth containing bitumen and naphtha diluent, hydrocarbons, water, sand and fines (collectively “dilfroth”) is fed into a vapor-tight gravity settler (‘splitter’)...
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6547960 |
Oil separating apparatus for oil containing substance and method therefor
An oil component separating apparatus for an oil containing substance can solve a problem of inflammability and can separate oil component and solid substance simply at low cost. The oil component...
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6527960 |
Jet pump treatment of heavy oil production sand
A process for separating oily films from sand particles carried in a solvent free water stream includes the use of a jet pump scrubber in a density classification tank to treat such oily coated...
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6358404 |
Method for recovery of hydrocarbon diluent from tailing
A method for recovery of hydrocarbon diluent from tailings produced in a bitumen froth treatment plant comprises introducing the tailings into a steam stripping vessel maintained at near...
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6358403 |
Process for recovery of hydrocarbon from tailings
A process for recovery of hydrocarbon diluent from tailings produced in a bitumen froth treatment plant comprises introducing the tailings into a vacuum flash vessel maintained at a sufficiently...
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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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6214213 |
Solvent process for bitumen seperation from oil sands froth
A paraffinic solvent is mixed with bitumen froth containing water and solids. Sufficient solvent is added to induce inversion when the mixture is subjected to gravity or centrifugal forces. The...
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6074549 |
Jet pump treatment of heavy oil production sand
In a process for separating oily films from sand particles carried in a sent free water stream, the use of a jet pump scrubber in a density classification tank to treat such oily coated particles...
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6007709 |
Extraction of bitumen from bitumen froth generated from tar sands
A process for the extraction of bitumen from bitumen froth generated from tar sands is presented. In this process bitumen froth, extracted from tar sands using a water process not requiring the use...
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6007708 |
Cold dense slurrying process for extracting bitumen from oil sand
Average grade oil sand is mixed with water to produce a low temperature (20-35° C.), dense (1.4-1.65 g/cc) slurry. The slurry is pumped through a pipeline for sufficient time to condition it. Air...
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5985138 |
Tar sands extraction process
A hot water extraction process for extracting bitumen from tar sands is taught wherein the tar sand is conditioned using an alkali metal bicarbonate, an alkali metal carbonate and a liquid...
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5871637 |
Process for upgrading heavy oil using alkaline earth metal hydroxide
The present invention relates to a continuous in-situ process for reducing the viscosity, corrosivity and density of heavy oils comprising the steps of (a) contacting a heavy oil with an aqueous...
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5795464 |
Conversion of the organic component from tar sands to lower boiling products
A process for the thermal conversion of the organic component associated with tar sands to lower boiling, higher value products. The conversion is achieved by subjecting the organic component...
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5795444 |
Method and apparatus for removing bituminous oil from oil sands without solvent
A system and method for immediately separating oil sands into three layers uses a logwasher with paddles that mixes the oil sands with hot water and steam. The three layers of bitumen,...
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5746909 |
Process for extracting tar from tarsand
Tar is separated and recovered from tarsands using an extraction process useful even in cold water which utilizes a liquid admixture of a high boiling alkane; e.g. naphtha, an anionic surfactant...
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5723042 |
Oil sand extraction process
A method for processing lumps of oil sand containing bitumen to produce a bitumen froth and non segregating tailings of a solid material and a sludge. The method includes depositing the lumps of...
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5690811 |
Method for extracting oil from oil-contaminated soil
A method for extracting oil from oil-contaminated soil containing 2 to 5 wt. % oil, comprising contacting the oil-contaminated soil with a solvent in the presence of sonic energy in the frequency...
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5607577 |
Prevention of sulfur gas emissions from a rotary processor using lime addition
Oil sand is treated to prevent the production of sulfur dioxide ("SO 2 ") from a known rotating kiln-type processor. Lime or calcium oxide ("CaO") is added with the oil sand feed to the kiln. In...
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5534136 |
Method and apparatus for the solvent extraction of oil from bitumen containing tar sand
A method and apparatus for extracting bitumen whereby tar sand containing bitumen components is contacted with a heated thinning oil mixture to reduce the tar sand viscosity and dissolve bitumen to...
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5492628 |
Process for reducing sludge accumulation in the hot water extraction process for oil sands
A dispersant, such as sodium silicate, is added to the process water of the hot water extraction process which recovers bitumen from oil sands. The dispersant disperses the ultrafine (less than 300...
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5480566 |
Method for releasing and separating oil from oil sands
An oil sands separator includes a drum (10) having a solids discharge end (24) and a liquid discharge end (22) and a spiral ribbon (14) having a plurality of flights wound inside the interior of...
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5460270 |
Oil sand extraction process with in-line middlings aeration and recycle
Middlings from the primary separation vessel ("PSV") are recycled through a line to the PSV. The middlings are aerated with fine air bubbles using in line eductor/aerator assemblies. The aerated...
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5453133 |
Soil remediation
The invention disclosed relates to a process for removing contaminants, such as hydrocarbons, from soil. The process involves contacting the contaminated soil with a suitable solvent for the...
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5340467 |
Process for recovery of hydrocarbons and rejection of sand
A process for recovering a hydrocarbon from a hydrocarbon bearing sand comprising the steps of mixing a chemical additive with a chemical composition and with a hydrocarbon bearing sand containing...
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5338442 |
Process for converting and upgrading organic resource materials in aqueous environments
The invention is a process for the aqueous conversion and upgrading of organic resource materials carried out by contacting organic resource materials selected from the group consisting of coal,...
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5326456 |
Upgrading of bitumen asphaltenes by hot water treatment containing carbonate (C-2726)
A process for upgrading bitumen asphaltenes obtained from tar sands to hydrocarbons which comprises contacting the bitumen with a deasphalting solvent to yield a deasphalted oil and a residual...
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5320746 |
Process for recovering oil from tar sands
A process for recovering oil from tar sands by subjecting the tar sands to aqueous extraction to produce a bitumen-rich layer containing bitumen, water and solids and a bitumen-lean layer...
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5290433 |
Froth washer
The washer comprises an open-topped vessel having a tube mounted vertically and centrally therein. Post-primary bitumen froth is fed to the upper end of the tube. Pairs of down throw and up throw...
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5264118 |
Pipeline conditioning process for mined oil-sand
As-mined, naturally water-wet oil sand is mixed at the mine site with hot water and NaOH to produce a slurry containing entrained air. The slurry is pumped through a pipeline and is fed directly to...
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5223148 |
Process for increasing the bitumen content of oil sands froth
A process and an apparatus are described for separation of water and solids from oil sands froth in which heated froth is fed into a gravity settling vessel at a level below a bitumen-water...
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5192423 |
Apparatus and method for separation of wet particles
An apparatus and a process for separating particles in a slurry based on different physical, magnetic and/or chemical properties of the particles, the slurry including a mixture of solid particles...
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5186820 |
Process for separating bitumen from tar sands
A process for separating bitumen from tar sands, which comprises: a) agitating a mixture of tar sand with substantially coarse clean sand at ambient or below ambient temperature in the presence of...
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5143598 |
Methods of tar sand bitumen recovery
Methods for the recovery of bitumen from tar sands comprising the steps of mixing tar sand, solvent and a displacing amount of aqueous medium to form a mixture, followed by separating a...
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5135871 |
Method for isolating kerogen from a mineral sample in a pressurized reaction cell
A method for isolating kerogen from a mineral sample in a pressurized reaction cell, which permits reaction at pressures greater than two atmospheres and provides for the removal of all liquids...
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5118408 |
Reducing the water and solids contents of bitumen froth moving through the launder of a spontaneous flotation vessel
An aperature is formed in the bottom wall of the launder. A downwardly extending container communicates with the aperture. A weir is positioned immediately downstream of the aperture. The container...
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5017281 |
Treatment of carbonaceous materials
Hydrocarbon liquids are recovered from carbonaceous materials such as tar sands utilizing a separation reagent formed in situ by reacting polar resin components of tar sands with an inorganic base...
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5009773 |
Monitoring surfactant content to control hot water process for tar sand
The present invention is based on the following: (1) that when tar sand is conditioned and diluted in the hot water extraction process, there are two classes of anionic surfactants (originating...
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4968413 |
Process for beneficiating oil shale using froth flotation
A process for beneficiating oil shale is disclosed including the steps of grinding the shale to fine particles in an aqueous medium, portions of which are kerogen-rich and kerogen-poor, scrubbing...
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