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Matches 351 - 400 out of 1,348

Document Document Title
WO/2010/107284A2
The present invention relates to a dividing wall distillation column for producing high purity acrylic acid and fractional distillation method using the same. More specifically, the present invention relates to a dividing wall distillati...  
WO/2010/102712A2
The invention relates to a method for obtaining a pure product which contains aromatic compounds. The pure product is obtained by extractive distillation of a benzene which is rich in aromatic compounds, and olefins, diolefins and polyol...  
WO/2010/098127A1
Disclosed is a method for purifying a hydrocarbon compound, wherein a liquid fuel product is produced by fractional distillation, hydrogenation and purification of a hydrocarbon compound that is synthesized by a Fischer-Tropsch synthesis...  
WO/2010/093203A2
The present invention relates to a dividing wall distillation column, more specifically to a dividing wall distillation column including a main column with dividing walls, wherein the main column comprises a pressure equalization means f...  
WO/2010/083642A1
A system for producing high quality gasoline comprises an extraction apparatus (1), a distilling apparatus (2), and hydrogenation apparatuses (3-1, 3-2). The upper portion of the extraction apparatus (1) is connected with the distilling ...  
WO/2010/074596A1
The invention relates to the distillation of petroleum residue in the oil refining industry. The method involves pumping a vapour-gas medium out of a column using a gas-gas ejector, feeding a vapour-gas mixture from the ejector to a cond...  
WO/2010/062728A1
A method of optimizing system parameters in a crude unit to reduce corrosion and corrosion byproduct deposition in the crude unit is disclosed and claimed. The method includes measuring or predicting properties associated with the system...  
WO/2010/050901A1
A process of recovering base oil from lubrication oil that contains contaminants therein, the process comprises the steps of: (i) extracting a light diesel fraction from the lubrication oil; and (ii) distilling the lubricating oil under ...  
WO/2010/038389A1
A method of starting up a rectifier for fractionating Fisher-Tropsch synthesis hydrocarbons produced by FT synthesis. The method comprises: a step in which light FT synthesis hydrocarbons present as a gas in an FT reactor where the Fish...  
WO/2010/039297A1
We provide a process to manufacture a base stock, comprising hydrocracking, separating, and dewaxing, wherein the base stock has a ratio of Noack volatility to CCS VIS at -25°C multiplied by 100 from 0.15 to 0.40. We also provide a base...  
WO/2010/023621A2
The present invention relates to the field of corrosion inhibition in hydrocarbon fluid processing units. The present invention comprises a new additive for inhibiting acid corrosion comprising polymeric thiophosphate ester, which is obt...  
WO/2010/023628A1
The present invention relates to the field of inhibition of metal corrosion in hot acidic hydrocarbons, wherein acidity is derived from presence of naphthenic acid. More particularly, it relates to a polymeric additive for inhibiting hig...  
WO/2010/019282A2
A process for decreasing the level of elemental mercury contained in a crude oil at the well site by separating the crude oil stream into a gaseous hydrocarbon stream containing hydrocarbons, mercury and water, and a liquid hydrocarbon s...  
WO/2010/019510A2
Methods and apparatus relate to removal of mercury from crude oil. Such removal relies on transferring mercury from a liquid hydrocarbon stream to a natural gas stream upon contacting the liquid hydrocarbon stream with the natural gas st...  
WO/2010/019543A2
The present application provides a method for reducing fouling, including particulate-induced fouling, in a hydrocarbon refining process including the steps of providing a crude hydrocarbon for a refining process; adding an additive sele...  
WO/2010/007244A2
The present invention relates to a process for the hydrogenation of benzene contained in a catalytic reformate in which: - the hydrogen present in the catalytic reformate is separated from the remainder of the reformate with separation m...  
WO/2010/004126A2
The invention relates to a method for conversion of a charge comprising at least one step a) of hydroconversion of the charge b) fractionation of the effluent from step a), c) de-asphalting the residue from step b) and d) hydrotreatment ...  
WO/2010/004125A2
The invention relates to a conversion process comprising a step a of hydroconversion of the feedstock, a step b of reduction of the viscosity of the effluent obtained in step a, a step c of fractionation of a portion of the effluent resu...  
WO/2010/004128A2
The invention relates to a method for converting a charge, said method comprising a step a) de-asphalting using charge solvent step b) hydrotreatment for the de-asphalted oil fraction and step c) hydroconversion of the fraction comprisin...  
WO/2010/004127A2
The invention relates to a method comprising at least the following steps: a) viscoreduction of al or part of the charge, b) solvent de-asphalting of all or part of the product from step a), c) hydroconversion of the fraction comprising ...  
WO/2009/158323A1
Improved processes for the separation of olefins from paraffins, such as propylene from propane are provided. Two product splitters are used in parallel to separate propylene from propane. One of the product splitters operates at a lower...  
WO/2009/141701A2
This invention relates to a novel integrated hydroconversion process for converting heavy atmospheric or vacuum residue feeds and also converting and reducing impurities in the vacuum gas oil liquid product. This is accomplished by utili...  
WO/2009/141703A2
An improved process for heavy oil conversion and upgrading and a combined method for heavy oil conversion and vacuum gas-oil treatment are described herein. The method utilizes the creation and recycle of a separate product from the vacu...  
WO/2009/099848A2
A fuel or fuel blendstock comprising ethanol, ethyl ethers, olefins, and alkanes. In some embodiments, the fuel or fuel blendstock of claim 1, wherein the fuel or fuel blendstock may have an octane number greater than 92 (RON + MON)/2). ...  
WO/2009/094934A1
A system for producing high quality gasoline comprises a distilling apparatus (1), extraction systems (2-1, 2-2), and a hydrogenation apparatus (3). The upper portion of the distilling apparatus (1) is connected with the light gasoline e...  
WO/2009/082263A1
The invention relates to the oil processing industry and can be used for producing vacuum in a vacuum petroleum distillation column. The inventive method involves pumping out a vapour-gas medium from the column by means of a gas-gas ejec...  
WO/2009/067885A1
A system and process for producing high quality gasoline by catalytic hydrocarbon recombination are provided. This system includes a distilling plant and an extracting plant. The upside of the distilling plant connects with a light gasol...  
WO/2009/062390A1
An amphiphilic oxidation catalyst for diesel oil oxidation distillation ultra deep desulfuration, its formula is Qm[XMnOq],Wherein: 1 ≤ m ≤ 12; 9 ≤ n ≤ 18,34 ≤ q ≤ 62; and Q is a quaternary ammonium salt; X is P, Si, As or B;...  
WO/2009/059641A1
A process for treating a crude and natural gas stream, which at least comprises the steps of: (a) passing a crude and natural gas stream (10) through an inlet (12) into a stabilization unit (14) to provide a stabilizer content (20); (b) ...  
WO/2009/053971A1
The invention provides a process for inhibiting corrosion in refinery operations, in particular, for inhibiting naphthenic acid corrosion of the inner metallic surfaces of a refining apparatus induced during distillation of an acidic and...  
WO/2009/054750A1
The invention relates to the laying and maintenance of oil or gas pipelines. The inventive method involves mounting a mobile oil-processing mini plant, to which oil or gas is supplied from the initial pipeline section, on the flat-cars o...  
WO/2009/044020A2
The invention relates to a method for the anti-corrosion treatment of an industrial unit through which flows a gaseous fluid to be condensed, the condensate including an acid aqueous phase. The method is characterised in that it includes...  
WO/2009/032817A1
Corrosion may be inhibited in a separation unit by treating at least one surface of the separation unit with a corrosion inhibitor. The corrosion inhibitors are those having a general formula (I); wherein each R is the same or different;...  
WO/2009/024259A2
The invention relates to a method for separating the aromatic compounds benzol, toluene, and XyIoI from a reformate and pyrolysis gasoline containing aromatic compounds, or a coke benzol, or a refinery flow containing aromatic compounds,...  
WO/2009/014303A1
Disclosed herein is a method of producing feedstock of high-quality lube based oil by producing coker gas oil (CGO) from vacuum residue (VR) or a mixture (VR/AR) of atmospheric residue (AR) and vacuum residue (VR), performing a hydrotrea...  
WO/2009/011603A1
The invention comprises a method of reactive-distillation which includes the step of distillation of the surplus light components and separation of the heavy phase components in the same vessel. This may be achieved by utilising a reacti...  
WO/2009/004179A2
The invention relates to a method in which the paraffin effluent from a Fischer-Tropsch synthesis unit is separated in order to obtain a C5+ heavy fraction, said heavy fraction being then hydrogenated in the presence of a hydrogenation c...  
WO/2009/004206A2
The invention relates to a device and a method for removing a compound related to the production of bio-diesel resulting from a transesterification step, said compound being ethanol or methanol or water, that comprises a stripping column...  
WO/2008/143744A2
A method for thermally cracking a hydrocarbonaceous feed wherein the feed is first gasified in a vaporization unit. A significant component of the feed is residua from the atmospheric thermal distillation of crude oil.  
WO/2008/124912A1
A method of upgrading heavy crude oil, such as heavy oil, ultra heavy oil, bitumen, heavy sour crude oil and oil refinery heavy hydrocarbon residues, via the addition of tetrahydrofurfuryl alcohol (THFA) Correspondingly, the present inve...  
WO2007149292B1
A method and apparatus is provided for distilling and processing chemicals. The apparatus  
WO/2008/065284A2
The invention relates to a method for converting an associated or natural gas stream into liquid fractions, comprising the following steps, namely: a) a step in which the gas stream is converted into a synthesis gas (SG); b) a Fischer-Tr...  
WO/2008/059311A1
A process for heating used lubricating oil (ULO) to dehydrate and/or recover distillable components therefrom, is disclosed. The ULO feed is heated by direct contact heat exchange with a non-pyrolyzing molten fluid, molten metal, or molt...  
WO/2008/051334A2
A method processing a liquid crude and/or natural gas condensate feed comprising subjecting the feed to a vaporization step to form a vaporous product and a liquid product, subjecting the vaporous product to severe thermal cracking, and ...  
WO/2008/045629A2
A method of removing at least benzene from a hydrocarbon stream comprises concentrating aromatics in the hydrocarbon stream by passing the hydrocarbon stream through a membrane unit having at least one membrane to produce a permeate stre...  
WO/2008/042780A2
A method and system for detecting and/or predicting abnormal solids buildup in a main fractionator bottom of a fluid catalytic cracking system measures one or more process parameters of the fluid catalytic cracking system (such as a diff...  
WO/2008/027130A1
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 at least one annular entrainment ring an...  
WO/2008/020053A2
Process for fractionating a hydrocarbonaceous catalytically cracked product stream comprising: a) passing said product stream to a vertical fractionation column through an inlet; b) redirecting a part of the product stream upon entering ...  
WO/2008/005058A1
Corrosion induced by the presence of naphthenic acid in hydrocarbon fluids, particularly where such fluids are at elevated temperatures, may be inhibited or controlled through use of corrosion inhibiting compositions comprising a combina...  
WO/2007/144395A2
The present invention relates to a method of treating a hydrocarbon stream such as a natural gas stream, the method at least comprising the steps of: (a) supplying a partially condensed feed stream (10) to a first gas/liquid separator (2...  

Matches 351 - 400 out of 1,348