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Matches 251 - 300 out of 1,555

Document Document Title
WO/2007/009975A1
The invention relates to a process for reducing the cloud point of a base oil feed having a kinematic viscosity at 100 0C of greater than 10 cSt by separating the molecules inferring the high cloud point from the base oil by (a) depositi...  
WO2006076023A9
The present invention provides a process for producing reagents for a chemical reaction by introducing a fuel containing hydrocarbons into a flash distillation process wherein the fuel is separated into a first component having a lower a...  
WO/2007/005473A2
A process for cracking a hydrocarbon feedstock containing salt and/or particulate matter, wherein said hydrocarbon feedstock containing salt and/or particulate matter is partially desalted, e.g., by passing through a centrifugal separato...  
WO/2007/005473A3
A process for cracking a hydrocarbon feedstock containing salt and/or particulate matter, wherein said hydrocarbon feedstock containing salt and/or particulate matter is partially desalted, e.g., by passing through a centrifugal separato...  
WO2006012296A3
A method for separating water from a Fischer-Tropsch reactor product stream (10) in a cost effective and energy efficient matter which comprises feeding a Fischer-Tropsch product stream ( 10) to a separation membrane (100), preferably a ...  
WO/2006/134397A3
A process and apparatus for heating liquid material, which are particularly suitable for refining waste oil, are disclosed. The process comprises the steps of creating a swirling body of liquid material, such as waste oil, within a react...  
WO/2006/134397A2
A process and apparatus for heating liquid material, which are particularly suitable for refining waste oil, are disclosed. The process comprises the steps of creating a swirling body of liquid material, such as waste oil, within a react...  
WO/2006/133262A2
The disclosed process removes or reduces impurities such as asphaltenes, solids (especially solid fines), sulfur, metals, chlorides, water, salts, and acids from bitumen, oil sands, and crude oils with a wide range of gravities. A crude ...  
WO2005113730A3
Improved crude oil processing is achieved by viscoelastic shearing of crude oil at an elevated temperature. The shearing provides for an enriched light fraction and an enriched heavy fraction that can be more efficiently separated by dis...  
WO/2006/088674A3
A method of augmenting the separation of immiscible heavier and lighter components of an emulsion including the steps of conducting the emulsion into a treatment vessel (10), providing an AC voltage source (46), employing from the source...  
WO/2006/088674A2
A method of augmenting the separation of immiscible heavier and lighter components of an emulsion including the steps of conducting the emulsion into a treatment vessel (10), providing an AC voltage source (46), employing from the source...  
WO/2006/079287A1
A method for removing petroleum acid from acid-containing hydrocarbon oils involves heating the acid-containing hydrocarbon oil to 470-580 degree C, feeding the acid-containing hydrocarbon oil into a reactor, retention for sufficient tim...  
WO/2006/076023A2
The present invention provides a process for producing reagents for a chemical reaction by introducing a fuel containing hydrocarbons into a flash distillation process wherein the fuel is separated into a first component having a lower a...  
WO/2006/076023A3
The present invention provides a process for producing reagents for a chemical reaction by introducing a fuel containing hydrocarbons into a flash distillation process wherein the fuel is separated into a first component having a lower a...  
WO/2006/071135A1
The invention relates to a method for the preparation of the polyolefinic bases of synthetic oils by the cationic oligomerization of olefinic feedstock and can be used in the petrochemical industry. A new method for the preparation of th...  
WO/2006/053350A1
The invention provides a process for the removal of contaminants from a high molar mass hydrocarbon stream in hydrocarbon procesing, said method including at least two distinct steps: formation and growth of particles which include conta...  
WO/2006/049673A2
A process for the production of low sulfur, low olefin gasoline wherein a cracked naphtha, such as a full boiling range cracked naphtha, is first separated by fractional distillation into at least two fractions while simultaneously selec...  
WO/2006/040328A1
Process for reducing the cloud point of a base oil having a kinematic viscosity at 100 °C of greater than 10 cSt by separating the molecules inferring the high cloud point from the base oil by means of a membrane separation wherein the ...  
WO/2006/040319A1
Process for reducing the cloud point of a base oil having a kinematic viscosity at 100 °C of greater than 10 cSt by separating the molecules inferring the high cloud point from the base oil by subjecting the base oil to a centrifugal fo...  
WO/2006/040307A1
Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture using a membrane having a feed side and a permeate side, by contacting the hydrocarbon mixture with the feed side of the membrane, and by re...  
WO/2006/039714A1
The fuel properties of petroleum hydrocarbon waste having an API gravity varying from about 5 to 30 are improved by heating the hydrocarbon to a temperature of about 35 °C to 90 °C and mixing the heated hydrocarbon stream with a suitab...  
WO/2006/032286A1
A method for recovery of petroleum sludge from crude oil in storage units involves: drawing the crude oil from units to be warmed outside through heat exchange, adding chemicals to dissolve the slugge, pumping the warmed crude oil inside...  
WO/2006/012296A2
A method for separating water from a Fischer-Tropsch reactor product stream (10) in a cost effective and energy efficient matter which comprises feeding a Fischer-Tropsch product stream ( 10) to a separation membrane (100), preferably a ...  
WO2004101100A3
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the level of these compounds via the applicat...  
WO/2006/007241A3
A feed stream (11) containing sour natural gas (i.e. containing hydrogen sulfide) entering the acid gas removal unit (10). The feed stream flows to first heat exchanger (12) for heating before it enters solvent contactor (13). In solvent...  
WO/2006/003525A1
A compact desalting system for use in a process of desalting crude oil comprises a plurality of separation stages. Each separation stage includes a compact electrostatic coalescer (42, 62) for coalescing water droplets carried with the c...  
WO/2005/123608A1
Method and apparatus for treating tar sand grains (102) comprising mineral substrate particles (104) surrounded by a bitumen envelope (106), to recover a bitumen portion and a mineral substrate portion. The tar sand grains (102) are comm...  
WO/2005/113730A2
Improved crude oil processing is achieved by viscoelastic shearing of crude oil at an elevated temperature. The shearing provides for an enriched light fraction and an enriched heavy fraction that can be more efficiently separated by dis...  
WO/2005/111181A1
A process for the purification of spent process oil, which process comprises mixing the process oil with an additive comprising a liquid mixture of a) at least one alkanola-mine, and b) at least one member selected from the group consist...  
WO/2005/103478A1
Disclosed is a fuel filter for removing sulfur containing compounds from an internal combustion fuel stream. In one embodiment, the fuel filter comprises at least one column comprising an adsorbent. In one exemplary embodiment the adsorb...  
WO2005019383A3
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the level of these compounds via the applicat...  
WO/2005/100512A1
The invention relates to a process for the purification of crude and apparatus for its implementation. This process comprises a separation into gas and degassed emulsion and separation of the degassed emulsion into water and oil. The inv...  
WO/2005/085392A1
The present invention provides the use of a phosphorus-containing compound to control the formation of soaps in various media. Also provided is the use of phosphorus containing compounds to remove metal ions from various media. An effect...  
WO/2005/077502A1
A crosslinked polymeric polyvinyl sulfate membrane or crosslinked copolymer polyvinyl sulfate and polyvinyl alcohol membrane, suitable for use in an acid environment, and its use for recovering acid from a feed mixture comprising acid, h...  
WO/2005/075390A1
Processes and apparatus are disclosed for recovery of purified products from a fluid mixture by means of integrated perm-­selective separations with purified product recovery operations. More particularly, integrated processes of the in...  
WO2004069962A8
Disclosed is a method for processing naphtha, according to which a) naphtha or a stream generated from naphtha in a preprocessing step is divided into a stream A that is stripped of aromatics and a stream B which is enriched with aromati...  
WO2005002701A3
Novel methods of treating a Fischer-Tropsch derived hydrocarbon stream with an active filtering catalyst are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugg...  
WO2005003066A3
Novel methods of treating a Fischer-Tropsch product by distillation are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugging precursors from the Fischer-Trops...  
WO/2005/049180A1
A method for separating aromatic hydrocarbons from a feed stream. The method includes flowing the feed stream through a first channel within a first wafer assembly that may contain an underflow distribution weir. Next, the feed stream is...  
WO/2005/049766A1
The invention relates to a method for isomerising typically paraffinic hydrocarbon fractions having 5-7 carbon atoms consisting in using a membrane separation unit which is supplied by an overhead flux from a deisohexaniser which makes i...  
WO/2005/049181A1
A method and system for blending components obtained from a feed stock. The method includes flowing a first stream through a membrane member, with the membrane member having a first wafer assembly comprising a first thin film polymer mem...  
WO/2005/049182A1
An isothermal method is provided for separating aromatic hydrocarbons from a feed stream. The method includes flowing the feed stream through a first channel within a first wafer assembly that contains a rib member. Next, the feed stream...  
WO/2005/049179A1
A method for separating aromatic hydrocarbons from a feed stream. The method includes flowing the feed stream through a first channel within a first wafer assembly that may contain an underflow distribution weir. Next, the feed stream is...  
WO/2005/042672A1
The invention provides a process for upgrading a liquid hydrocarbon transportation fuel, wherein an inlet stream of liquid hydrocarbon transportation fuel, preferably diesel or gasoline base fuel is contacted with a non-porous or nano-fi...  
WO/2005/039728A1
The invention relates to a method for separating solvents consisting of halogenated hydrocarbons with a low molecular weight, from oil-containing solutions and suspensions, during the production of lubricating oil, by means of a solvent-...  
WO/2005/023399A1
Apparatus and processes are disclosed for economical separation of fluid mixtures utilizing perm-selective membranes. Broadly, apparatus of the invention comprises a plurality of membrane modules in counter-current cascade arrenangement ...  
WO/2005/019383A2
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the level of these compounds via the applicat...  
WO/2005/002701A2
Novel methods of treating a Fischer-Tropsch derived hydrocarbon stream with an active filtering catalyst are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugg...  
WO/2005/003066A2
Novel methods of treating a Fischer-Tropsch product by distillation are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugging precursors from the Fischer-Trops...  
WO/2004/108862A1
The application relates to a method for selecting drag reducer additive (DRA) effectively removable by activated carbons and graphites to be used in fuel. The application also relates to effective activated carbons and graphites for remo...  

Matches 251 - 300 out of 1,555