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WO/2017/172311A1 |
Systems and methods are provided for the fractionation of lubricant feeds. A lubricant feed can be introduced into a vacuum distillation tower having a reduced pressure and a reduced or minimized water vapor partial pressure. The lubrica...
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WO/2017/173112A1 |
The electrical circuit of power supply includes a series of discharge gaps, storage capacitors, and charging resistors. The work of multispark reactor based on the parallel breakdown of discharge gaps in the mode of self-breakdown. Simul...
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WO/2017/165268A1 |
An apparatus and process for hydrodesulfurizing hydroprocessed naphtha from an overhead stream of a product fractionation column and/or from an overhead stream of a product stripping column in which an overhead stream may be condensed an...
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WO/2017/165271A1 |
An apparatus and process for hydrodesulfurizing hydroprocessed naphtha from an overhead stream of a product fractionation column and/or from an overhead stream of a product stripping column in which an overhead stream may be condensed an...
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WO/2017/160017A1 |
The present invention relates to a method for converting heavy oil by means of high asphaltene dispersion, comprising the steps of: preparing a mixture by mixing an amphiphilic additive and the heavy oil; and performing a hydrogenation r...
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WO/2017/124767A1 |
Provided is a method for separating a product of direct coal liquefaction. The method consists of the following steps: (A) preheating the product of direct coal liquefaction; (B) separating the preheated product of direct coal liquefacti...
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WO/2017/127508A1 |
Aspects of the present invention relate to systems and processes for obtaining desired mercaptans or thiophenes from a feed stream containing a mixture of mercaptans, thiophenes and other components. In one aspect of the invention, a sys...
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WO/2017/122913A1 |
The present invention relates to a pressure-controlled oil refining device for refining oil from liquid-state oil waste. The purpose of the present invention is to provide a pressure-controlled oil refining device wherein: liquid-state o...
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WO/2017/123262A1 |
A crude separation unit comprises a feed heater, a distillation column comprising a wash zone and a flash zone, a wash zone outlet line fluidly coupled to the distillation column in the wash zone, and a wash oil circulation loop. The fee...
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WO/2017/096109A1 |
Described herein are systems and methods for control of an overhead crude section of a hydrocarbon refining process. In one aspect, the method comprises monitoring a plurality of operating conditions of an overhead crude section of a ref...
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WO/2017/058693A1 |
A method of inhibiting corrosion and fouling in petroleum refining units which comprises adding choline hydroxide either alone or in combination with a hydrogen-bond donor such as a carboxylic acid, an amine, an amide, or an alcohol.
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WO/2017/050795A1 |
Process and plant for recovering LPG in a refinery process combining the use of sponge absorber, deethanizer and debutanizer. The process and plant enable high LPG recovery and removal of hydrogen sulphide in the LPG product to low levels.
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WO/2017/046286A1 |
The invention relates to a method (100) for processing a substance mixture which predominantly or solely contains hydrocarbons with M to N carbon atoms, said hydrocarbons including sulfur-containing hydrocarbons. A first batch is formed ...
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WO/2017/040161A1 |
One or more processes for stabilizing a hydrocarbon stream. An un-stabilized hydrocarbon stream comprising C5+ hydrocarbons and including some butane, propane and ethane, may be passed to a first separation zone. The first separation zon...
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WO/2017/037174A1 |
The method for the vacuum distillation of a hydrocarbon feedstock (12) comprises the following steps: - heating the feedstock (12); - introducing the feedstock (12) into a flash zone (N1) of a vacuum distillation column (16); - removing ...
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WO/2017/027554A1 |
A process for reducing the sulfur content of FCC naphtha is described. The process includes introducing a FCC naphtha feed to a selective hydrogenation zone to form a hydrogenated feed. The hydrogenated feed is separated into light fract...
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WO/2017/021987A1 |
The invention refers to a system for hydroconversion of heavy oils in a single reaction stage, which employs reactors with dispersed catalyst or with expanded catalyst bed, in which the extraction of the reaction liquid through the bipha...
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WO/2017/023795A1 |
Described herein are systems and methods of dynamically using predictive analytics in control of a hydrocarbon refining process. In one aspect, the method comprises analyzing a hydrocarbon sample, wherein the hydrocarbon sample is repres...
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WO/2016/201297A1 |
Systems and methods are presented that reduce energy and water consumption in processes for producing fuel from renewable alcohol-containing feedstreams. Alcohol content is converted directly to hydrocarbon transport fuels in a catalytic...
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WO/2016/195991A1 |
A process and apparatus is disclosed for recovering hydrotreating effluent from a hydrotreating unit utilizing a hot stripper and a cold stripper. Only the hot hydrotreating effluent is heated in a fired heater prior to product fractiona...
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WO/2016/196756A1 |
The temporary relaxation of constraints permits the efficient and cost-effective operation of certain process models. Ramp imbalances are controlled using soft-landing constraints. Such soft-landing constraints permit a smooth return to ...
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WO/2016/195609A1 |
With the present invention, there is provided a method of preparing charge from the heavy extract (5b) obtained in a base oil production process for the fluid catalytic cracking (FCC) and hydrocracking (HC) units comprising the steps of ...
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WO/2016/174145A1 |
The present relates to a plant and a process for treating raw gasoline, said process comprising the steps of (1) In a first splitter separating a raw gasoline stream into at least a first light fraction, a first durene rich fraction and ...
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WO/2016/170000A1 |
A method for preparing a combustible liquid and a carbonaceous solid by way of thermochemical decomposition of waste, wherein the combustible liquid comprises some well-determined chemical compounds, independently of the type of waste tr...
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WO/2016/162323A1 |
A process includes distilling a refinery alkylate in a first distillation unit to form an alkylate stream containing a C5 to C9 fraction and a bottoms stream containing a C9+ fraction. The process includes distilling the bottoms stream i...
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WO/2016/162719A1 |
A process may include obtaining a bottoms stream resulting from distillation of a refinery alkylate, and distilling the bottoms stream in a distillation unit to form a stream including isoparaffins. The distillation unit may be downstrea...
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WO/2016/137766A1 |
Extractive distillation for recovering aromatic hydrocarbons employs an extractive distillation column with a novel overhead system including a partial condenser. The process enables (i) efficient removal of heavy non-aromatics, particul...
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WO/2016/130574A1 |
Separating propane and heavier hydrocarbons from a feed stream by cooling the feed stream, introducing the chilled feed stream into a feed stream separation unit, pumping the separator bottom stream, introducing the pressurized separator...
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WO/2016/107880A1 |
The present invention relates to a method for treating a cracked stream stemming from a fluid catalytic cracker unit (FCCU) in order to improve propylene recovery. The present invention also relates to the corresponding installation to i...
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WO/2016/102298A1 |
The invention relates to a method and an apparatus that make it possible to reduce the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycling loop of hydrocracking units comprising a fractioning column. According to...
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WO/2016/102301A1 |
The invention relates to a method and an apparatus that make it possible to reduce the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycling loop of hydrocracking units comprising a fractioning column. According to...
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WO/2016/102302A1 |
The invention relates to a method and an apparatus for reducing the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycling loop of hydrocracking units, said apparatus including a fractioning column. According to sai...
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WO/2016/097999A1 |
A process for extracting isoprene from a pyrolysis gas mixture or a C5 fraction wherein isoprene is purified by plural extractive distillations in the presence of a polar solvent and cyclopentadiene is effectively removed and recycled as...
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WO/2016/096982A1 |
In a broad aspect the present disclosure relates to a process plant and a process for upgrading a hydrocarbon mixture, withdrawn as a direct stream from a crude distillation unit and an initial boiling point below 200°C, and a fraction ...
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WO/2016/096154A1 |
The present invention relates to a plant and a process for producing propylene at least one oxygenate, comprising a reactor for converting the reactant mixture into a product mixture which comprises propylene and also aliphatic and aroma...
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WO/2016/089743A1 |
Methods and apparatus for vacuum separation are described. The method includes heating a feed comprising a mixture of light and heavy hydrocarbons in a first heating zone. The heated feed is flashed in a flash drum to form a liquid strea...
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WO/2016/074306A1 |
The present invention provides a catalytic cracking fractionation and absorbing-stabilizing system and an energy-saving method. A main fractionation tower waste heat refrigerator, a rich gas waste heat refrigerator and a stabilizing towe...
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WO/2016/050722A1 |
The present invention relates to a saturator. The present invention further relates to a method for reusing a waste water stream from a Fischer-Tropsch reactor. The invention further relates to system for recycling waste water from a Fis...
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WO/2016/036433A1 |
A process for separating naphtha feed stream and recovering heat from at least one stream from a column by heating other columns. Preferably, both an overhead stream and a bottom stream from a first column heat a second column and a thir...
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WO/2016/028192A1 |
The invention comes under industrial processing of oil and gas condensates with account of the specific economic aspects in northern regions and can be used in the oil refining industry. A raw hydrocarbon refining plant in northern re...
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WO/2016/019443A1 |
The invention relates to a method and devices for producing continuous carbon fibres with high-quality mechanical properties from heavy petroleum derivatives, such as decant oil, aromatic residues or any other mixture with a high aromati...
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WO/2016/015930A1 |
The invention relates to a method for fractionating hydrocarbon feedstocks, using at least one fractionating area provided with separator internals, and at least two interchangeable base areas suitable for being connected to the base of ...
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WO/2016/018949A1 |
A crude oil processing plant that comprises a Fischer-Tropsch reactor is disclosed. The crude oil processing plant comprises a crude oil processing section and a hydrogen production section. The hydrogen production section is coupled to ...
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WO/2016/012251A1 |
A mixed phase unstabilized hydrocarbon stream is created by partially evaporating an unstabilized hydrocarbon condensate stream, including indirectly heat exchanging the unstabilized hydrocarbon condensate stream against an effluent stre...
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WO/2016/012250A1 |
A mixed phase pressurized unstabilized hydrocarbon stream is fed into a stabilizer column at a feed pressure. A liquid phase of stabilized hydrocarbon condensate is discharged from a bottom end of the stabilizer column, while a vapour ph...
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WO/2015/191372A1 |
Embodiments of apparatuses and methods for treating mercaptans are provided. In one example, an apparatus comprises a vessel capable of receiving a feed stream that comprises liquid hydrocarbons and the mercaptans. The vessel comprises a...
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WO/2015/183384A1 |
A process and a device for removing water and/or oxygen from a crude organic liquid stream using a distillation column with heat input and dry nitrogen stream. A side effluent stream comprising water at a high concentration is drawn from...
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WO/2015/177067A1 |
The present invention provides a process for preparing a high purity Fischer-Tropsch gasoil fraction, comprising : a) providing a Fischer-Tropsch-derived gasoil feedstock comprising one or more contaminants; b) providing the Fischer-Trop...
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WO/2015/177071A1 |
The present invention provides A process for preparing Fischer-Tropsch gasoil fraction, comprising: a) providing a Fischer-Tropsch-derived gasoil feedstock containing one or more contaminants; b) providing the Fischer-Tropsch-derived gas...
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WO/2015/165764A1 |
The present invention describes a process for the isomerization of a light naphtha with a view to forming high octane number petrols, said process using a deisopentanizer and a deisohexanizer that are thermally integrated so as to reduce...
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