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Matches 1 - 50 out of 1,619

Document Document Title
WO/2018/013599A1
A system and method for improving - hydrocarbon fuel, such, as diesel, particularly after contamination In underground storage tanks with other fuels such as gasoline, etc, High^gravity hydrocarbons present in diesel are removed via aera...  
WO/2018/009450A1
An oil conditioning unit includes a pump for receiving unstabilized crude oil at a first pressure and pumping the unstabilized crude oil at a second pressure higher than the first pressure, a first pre-heater downstream of the pump for h...  
WO/2018/002810A1
The invention relates to a separation system for separating a feed stream comprising C6+ hydrocarbons, the system comprising: i) a first distillation column for producing a first light stream comprising C6- hydrocarbons and a first heavy...  
WO/2018/005184A1
A crude distillation and refining process and apparatus enables modular supply of the crude distillation column. Crude oil may be heated and then separated into only two liquid products in the crude distillation column. The separation be...  
WO/2017/222850A1
The present disclosure provides a system and method for converting crude oil to light hydrocarbon products useful as a chemical feedstock. The system may also include a conversion system, such as a steam cracking unit, that converts the ...  
WO/2017/212342A2
Embodiments of the present invention include a novel continuous or semi-continuous process which results in the partial or total improvement of heavy oil. The improvement of the heavy oil is a result of thermally heating the oil at an in...  
WO/2017/196506A1
A crude oil refinery pre-heat train (PHT) includes a crude oil stream pipeline system that extends through the PHT and is configured to carry a stream of crude oil from an inlet of the PHT to a furnace of the PHT; heat exchangers positio...  
WO/2017/189801A1
A process for controlling corrosion and fouling in petroleum refining units. The corrosion controlling agent comprises an amine and an alcohol. The process comprises the step of adding the amine and the alcohol to the overhead system of ...  
WO/2017/188857A1
The invention relates to a method for performing a heat and mass exchange process for a liquid-liquid, gas-liquid, and liquid-solid system, and may be used in processes for rectifying thermally-unstable products, refining heavy oil resid...  
WO/2017/186484A1
The invention relates to a process for treating a hydrocarbon feedstock that makes it possible to obtain a heavy hydrocarbon fraction with a low sulfur content, said process comprising the following steps: a) a step of hydrodemetallizati...  
WO/2017/179009A1
Methods and systems for separating C3 hydrocarbons from lighter hydrocarbons, carbon monoxide, carbon dioxide, and water are provided. In certain embodiments, the methods include feeding a gaseous mixture including C1, C2, and C3 hydroca...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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.  
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.  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
WO/2016/061369A3
Methods and apparatus for refining feedstocks, such as crude or synthetic oil, and like feedstocks, are disclosed herein. In some embodiments, a reactor for refining a feedstock includes: a chamber having an inner volume to hold a liquid...  
WO/2016/059565A3
This disclosure provides processes for producing olefins, chemicals and syngas comprising: refining crude oil to produce a plurality of streams, said steams comprising a stream comprising offgas and a stream comprising naphtha; separatin...  

Matches 1 - 50 out of 1,619