Abstract: Systems and methods including a gas-oil separation plant system including a high pressure production trap (HPPT) separator; a low pressure production trap (LPPT) separator; a dehydrator comprising a plurality of electrical or mechanical dehydrator grids; a desalter comprising a plurality of electrical or mechanical desalter grids; a stabilizer column; wherein a flow pipe interposes the HPPT, LPPT, dehydrator, desalter, and stabilizer column through which an emulsified crude oil is circulated for separation of liquid hydrocarbons and saline water therefrom; and one or more recirculation flowlines for recirculating a stabilized hot crude oil from the stabilizer column to one or more of the HPPT, LPPT, dehydrator, and desalter to (1) reduce or eliminate an amount of demulsifier chemical being introduced into the flow pipe, (2) remove adhered particles from one or both of the dehydrator grids and the desalter grids, or (3) a combination of (1) and (2).

Abstract: The presently disclosed concepts relate to systems and methods for effluent stream abatement via pyrolytic emission looping. In use, the systems and methods include a feed gas stream, and at least one dissociating reactor that receives the feed gas stream. The at least one dissociating reactor outputs, at least in part, a carbon allotrope material and a discharge pyrolytic emissions stream. Additionally, a gas separating system is used to separate the discharge pyrolytic emissions stream into at least one species component, where the at least one species component is added to at least the feed gas stream.

Abstract: A multi-stage process for transforming a high sulfur ISO 8217 compliant Feedstock Heavy Marine Fuel Oil involving a core desulfurizing process that produces a Product Heavy Marine Fuel Oil that can be used as a feedstock for subsequent refinery process such as anode grade coking, needle coking and fluid catalytic cracking. The Product Heavy Marine Fuel Oil exhibits multiple properties desirable as a feedstock for those processes including a sulfur level has a maximum sulfur content (ISO 14596 or ISO 8754) between the range of 0.05 mass % to 1.0 mass. A process plant for conducting the process is also disclosed.

Abstract: The invention generally relate to processes, systems, and methods for the pyrolysis of hydrocarbon feeds containing one or more forms of mercury, e.g., the steam cracking of heavy oil, such as crude oil. Effluent from the pyrolysis is processed to remove various forms of mercury produced during the pyrolysis and/or carried over from the hydrocarbon feed.

Abstract: A process for continuously upgrading heavy oil to produce light hydrocarbon gases which are recycled in the process as a carrier gas used in spark-discharge hydrocarbon cracking within the process. The process also produces light hydrocarbon liquids which are used to upgrade the heavy oil. An apparatus for continuously upgrading heavy oil to produce light hydrocarbon gases which are recycled in the as a carrier gas used in spark-discharge hydrocarbon cracking within the apparatus. The apparatus also produces light hydrocarbon liquids which are used to upgrade the heavy oil.

Abstract: The present disclosure relates to the technical field of chemical engineering, and specifically discloses a method for removing oxygenated compounds from a Fischer-Tropsch oil having a high carbon number. A reaction-extraction combined process is used in this method for removing oxygenated compounds from a Fischer-Tropsch oil having a high carbon number, wherein the Fischer-Tropsch oil (C5-C20) is firstly subjected to alkaline washing with an alkaline aqueous solution to convert acidic substances into water-soluble salts. The Fischer-Tropsch oil is subjected to a primary extraction with a carbonate-based extractant to remove alcohols and esters therein, and subsequently subjected to a secondary extraction with propylene carbonate to remove ketones and aldehydes impurities therein, thereby removing oxygenated compounds in the Fischer-Tropsch oil. After extraction, the content of the oxygenated compounds in the Fischer-Tropsch oil may be down to 1-60 ppm, and the yield of oil product may be kept 90% or more.

Abstract: The present application relates to a method and a device system for producing feed stock of ethylene steam cracker and a nano-carbon material from waste plastics, and the method comprises: firstly, subjecting a waste plastic to thermal pyrolysis to obtain hydrocarbon oil and gas from thermal pyrolysis; then, subjecting the hydrocarbon oil and gas from thermal pyrolysis to gas-liquid separation to obtain crude plastic pyrolysis oil and pyrolysis gas; subsequently, subjecting the pyrolysis gas to decarbonization to obtain a nano-carbon material, and sequentially subjecting the crude plastic pyrolysis oil to hydrocracking and fractionating to obtain the feed stock of ethylene steam cracker. The device system comprises a thermal pyrolysis unit, a gas-liquid separation unit, a hydrocracking unit, a fractionating unit, and a decarbonization unit.

Abstract: The invention provides a method of desulfurizing an oil composition, the method comprising: flowing an oil composition comprising sulfur through a conduit comprising a constricted region, wherein oil-phase bubbles form in the constricted region and collapse in a turbulent zone downstream of the constricted region; contacting the oil composition with an immiscible deep eutectic solvent in the turbulent zone, thereby extracting at least a portion of the sulfur from the oil composition into association with the deep eutectic solvent; and separating the deep eutectic solvent and the extracted sulfur from the desulfurized oil composition.

Abstract: A method to demetal and de-ash oil feedstock. The method includes adding direct steam and sulfuric acid to oil feedstock to form acid treated oil, the sulfuric acid to strip the oil feedstock of metals, adding de-emulsifier to the acid treated oil feedstock to aid in phase separation, and settling the acid treated oil feedstock to separate into clarified oil, water, and a rag layer. The method includes centrifuging the clarified oil with a centrifuge running in a 3 phase configuration to remove water and solids from the clarified oil, and ensuring proper temperature and adding triethanol amine (TEA) to the centrifuged clarified oil to flocculate asphaltenes in the centrifuged clarified oil, creating TEA treated oil. The method includes centrifuging the TEA treated oil with a centrifuge running in a 2 phase configuration to remove the asphaltenes from the TEA treated oil and create marine fuel.

Abstract: This disclosure describes energy efficient process to distill a process stream in a production facility. A process uses multiple effect evaporators, ranging from one evaporator to eight evaporators in each effect. The process arrangement shows an example of four effect evaporators, with a zero-effect evaporator having a single evaporator, a first-effect evaporator having a set of three evaporators, a second-effect evaporator having a set of three evaporators, and a third-effect evaporator having a set of evaporators to create condensed distillers solubles.

Abstract: Methods and systems for converting a renewable fuel intermediate composition to finished transportation fuel are provided herein. In some examples, a renewable fuel intermediate composition is flowed over a first catalyst in a first reaction zone to generate a saturated, hydrodeoxygenated product. A liquid portion of the renewable fuel intermediate composition may be characterized as having more than about 70 wt % of the oxygen being within ketone groups. The saturated, hydrodeoxygenated product may be flowed over a second fixed-bed catalyst in a second reaction zone to generate a product including the finished transportation fuel.

Abstract: Systems and methods include a computer-implemented method for managing crude oil demand at a crude oil processing plant. Real-time process data is received for the plant and includes quantitative values for conditions and operations at the plant. A multiple stabilizer oil flow control strategy is determined for crude oil stabilizer columns of the plant using the real-time process data. A targeted oil flow rate is determined for each stabilizer column using the strategy. The targeted oil flow rate provides a continuous and on-target crude oil supply to components of the plant in multiple operating scenarios. The on-target crude oil supply includes a range of oil flow volumes required for continuous operation. The plant is operated using the strategy, including maintaining, using the targeted oil flow rate for each stabilizer column, crude oil demand for different combinations of the crude oil stabilizer columns and multiple operating scenarios.

Abstract: A phosphorus-modified MFI-structured molecular sieve is characterized in that the molecular sieve has a K value, satisfying: 70%?K?90%; for example, 75%?K?90%; further for example, 78%?K?85%. The K value is as defined in the specification. A cracking auxiliary or cracking catalyst contains the phosphorus-modified MFI molecular sieve.

Abstract: A method for filtering a non aqueous liquid such as a biodiesel to reduce the levels of sterol glucosides and/or saturated monoglycerides.

Abstract: The present disclosure provides a method, a system for dehydrating a gasification fine slag, and a medium thereof. The method is performed by a processor controlling a dehydration device or a detection device, and the detection device is configured to detect at least one of physical properties or chemical properties of a gasification fine slag to be dehydrated. The method includes controlling the detection device to determine characteristic parameters of the gasification fine slag to be dehydrated, and determining a judgmental characteristic index of a dehydration moder of the gasification fine slag to be dehydrated. The method includes determining a target dehydration device and controlling the target dehydration device to dehydrate the gasification fine slag to be dehydrated. The method further includes controlling the detection device to determine a residual moisture content of a dehydrated gasification fine slag, and determining whether to end a dehydration task.

Abstract: A liquid treatment composition for remediating and removing mercaptans from contaminated hydrocarbon liquids, the treatment composition including a hydrocarbon liquid, at least one alkoxide compound, and at least one terpene. A collective content of the at least one alkoxide compound in the liquid treatment composition is in a range of 1-20 wt % weight, a collective content of the at least one terpene in the liquid treatment composition is 5-25 vol %, a content of the hydrocarbon liquid in the treatment solution is 50-90 vol %.

Abstract: The invention is a process for producing a white oil having an initial boiling point of at least 250° C., the process comprising a step of catalytically hydrogenating a base oil feedstock at a temperature of from 120 to 210° C., at a pressure of from 30 to 160 bars and a liquid hourly space velocity of 0.2 to 5 hr?1, the base oil feedstock comprising less than 5 ppm by weight of sulphur.

Abstract: A liquid treatment composition for remediating and removing nercaptans from contaminated hydrocarbon liquids, the treatment composition including a hydrocarbon liquid, at least one alkoxide compound, and at least one terpene. A collective content of the at least one alkoxide compound in the liquid treatment composition is in a range of 1-20 wt % weight, a collective content of the at least one terpene in the liquid treatment composition is 5-25 vol %, a content of the hydrocarbon liquid in the treatment solution is 50-90 vol %.

Abstract: A process for the enhancement of the byproducts of a process for the regeneration of exhaust oils is described, wherein said process for the regeneration of exhaust oils which includes at least one of the following steps: a) passing of the oil to be regenerated into one or more centrifuges, b) storage of the oil, before treatment, in suitable containers, c) desiloxanation and d) filtering. The byproducts of one or more of steps a) to d) are treated, gathered and mixed with one another and added to the bitumen coming out as tail of a fractioned distillation step of the above-said regeneration process of exhaust oils. A plant for the carrying out of a process according to any one of the preceding claims is also described, comprising a processing unit for each of the byproducts coming from steps a) to d) and a mixer (6) with stirring (7).

Abstract: The invention describes a mass for scavenging mercaptans which is particularly suitable for the treatment of olefinic gasoline cuts containing sulfur such as gasolines resulting from catalytic cracking. The scavenging mass comprises an active phase based on group VIII, IB or IIB metal particles which is prepared by a step of bringing a porous support into contact with a metal salt of said group VIII, IB or IIB metal and a step heating the resulting mixture to a temperature above the melting point of said metal salt. The invention also relates to a process for using said scavenging mass for the adsorption of mercaptans.