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JP2007513246A |
The instant invention relates to an improved hydroprocessing method for lube boiling range feedstreams involving contacting a lube oil boiling range feedstream with an acidic solution to remove heterocyclic nitrogen-containing compounds ...
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JP2007513248A |
The instant invention relates to a method for producing low-sulfur, low-nitrogen diesel boiling range products involving contacting a diesel boiling range feedstream with an acidic solution to selectively remove heterocyclic nitrogen-con...
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JP2007513247A |
The present invention relates to the use of an acid treatment method for removing a nitrogen-containing heterocyclic compound from a raw material stream and then subjecting the raw material stream with a reduced nitrogen-containing compo...
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JP2007513245A |
A device to measure minute displacement in rocks, including anchor deployment means, anchor registration means, and frame release means.
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JP2007513244A |
The instant invention relates to a multi-stage process for producing low-nitrogen hydrocarbonaceous boiling range products involving contacting a hydrocarbonaceous feedstream with an acidic solution to selectively remove heterocyclic nit...
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JP3917386B2 |
To provide a lubricating oil base oil which has a low viscosity and, simultaneously, a high viscosity index with an extremely reduced evaporation loss. The mineral oil based lubricating oil base oil has not more than 10% fraction having ...
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JP2007511634A |
The present invention is directed to a method for hydroprocessing Fischer-Tropsch products. The invention in particular relates to an integrated method for producing liquid fuels from a hydrocarbon stream provided by Fischer-Tropsch synt...
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JP2007510797A |
A process for producing lube oil basestocks involving contacting a wax containing feedstock with a stacked bed catalyst system thereby producing a lube oil boiling range basestock.
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JP2007510798A |
A process for producing lube oil basestocks involving solvent extracting a waxy feed to produce at least a lube oil boiling range raffinate, hydrotreating the lube oil raffinate to produce a hydrotreated raffinate, and dewaxing the hydro...
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JP3902841B2 |
To produce the subject hydrocarbon oil containing little polycyclic aromatic compound and usable for the production of rubber, ink product, etc., by producing a deasphalted oil from the vacuum distillation residue of petroleum, extractio...
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JP3875001B2 |
To provide a method for hydrogenolysis of petroleum-based heavy oil such as vacuum distillation residue oil to obtain light gas oil, capable of suppressing accumulation of coke or the like and continuously operating for a long time and c...
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JP2007501294A |
The instant invention relates to a process to produce high octane, low sulfur naphtha products through the simultaneous skeletal isomerization of feed olefins and selective hydrotreating.
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JP3860973B2 |
To provide a cooling method for a hydrogenation plant capable of efficiently and quickly cooling the plant even without the need for a special cooling system. This cooling method for a hydrogenation plant comprises the following procedur...
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JP3852952B2 |
PCT No. PCT/EP97/00960 Sec. 371 Date Sep. 3, 1998 Sec. 102(e) Date Sep. 3, 1998 PCT Filed Feb. 27, 1997 PCT Pub. No. WO97/32944 PCT Pub. Date Sep. 12, 1997In the process for the selective hydrogenation of dienes in diene-containing feed ...
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JP2006527275A |
A process to produce base oils through the use of fractionation, solvent extraction, dewaxing, and hydrofinishing
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JP3848086B2 |
The invention provides a Fischer-Tropsch derived synthetic naphtha fuel having a cetane number above 30, a Cloud Point of below -30 DEG C, more than 30% isoparaffins and a Final Boiling Point (FBP) of less than 160 DEG C. It also provide...
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JP2006526034A |
Low pour point diesel by bulk dewaxing FT synthetic crude oil (8) above C5, hydrofinishing the dewaxed intermediate (21) and recovering products above 120 ° C with improved properties. A method of producing oil and lubricating oil base ...
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JP2006525401A |
A process for the extractive oxidation of contaminants from raw hydrocarbon streams rich in heteroatomic polar compounds is described, the said process involving the extractive oxidation of sulfur and nitrogen compounds from said streams...
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JP2006283036A |
To provide a synthetic naphtha fuel treated by hydrogenation, typically having ≥30 cetane number and low temperature flow properties.The process for production of a synthetic naphtha fuel suitable for use in compression ignition (CI) e...
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JP2006520427A |
A method for producing lubricant base oils is provided comprising the steps of: (a) hydroisomerizing a feedstock over a medium pore size molecular sieve catalyst under hydroisomerization conditions to produce an isomerized product having...
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JP2006520428A |
A method for producing lubricant base oils is provided comprising the steps of: (a) separating a feedstock into a light lubricant base oil fraction and a heavy fraction; (b) hydroisomerizing the fractions over a medium pore size molecula...
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JP2006519097A |
An unsupported catalyst composition which comprises one or more Group VIb metals, one or more Group VIII metals, and a refractory oxide material which comprises 50 wt % or more titania, on oxide basis, which is prepared by precipitation ...
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JP3811808B2 |
Process flow sequences for the reduction of equipment fouling in the fractional distillation of light end hydrocarbon components, such as those produced by pyrolysis or steam cracking, wherein conventional multiple hydrogenation unit con...
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JP2006518404A |
A process for the preparation of detergents containing a relatively low amount of isoparaffins, involving separating a hydrocarbonaceous product stream from a Fischer-Tropsch process using a cobalt based catalyst and producing normally l...
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JP2006199853A |
To provide a method for producing a light aromatic compound from tar or pitch by effectively using hydrogen of a plastic.The method for producing the light aromatic compound comprises obtaining the light aromatic compound by hydrogenerat...
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JP2006188634A |
To provide a method for producing a lubricant base oil, with which a lubricant base oil having low viscosity, a high viscosity index and low evaporation property is efficiently and inexpensively obtained.The method for producing a lubric...
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JP3795574B2 |
To obtain a low-sulfur gas oil comprising a gas oil fraction subjected to oxidation treatment, containing a fixed amount of sulfur and a given amount of an alkali extraction content, capable of suppressing increase in driving torque, wea...
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JP2006144020A |
To provide a method for desulfurizing a distillate type hydrocarbon fraction by adsorption in a simulated moving bed without causing the substantial excessive consumption of hydrogen and/or the increase of an operation pressure.The prese...
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JP2006515379A |
The present invention is directed to the removal of nitrogen and sulfur containing impurities from high molecular weight petroleum feedstock obtained from fluid cracking catalyst or distillation zone of a petroleum treatment plant. The p...
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JP3776163B2 |
To provide a conversion method of a heavy crude oil or a distillation residue to distillates using a hydrogenation catalyst in a slurry phase. This is a method comprising a process where a heavy crude oil or a distillation residue is mix...
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JP3769293B2 |
There is provided a method for preparing an acidic solid comprising a Group IVB metal oxide modified with an oxyanion of a Group VIB metal. An example of this acidic solid is zirconia, modified with tungstate. This modified solid oxide m...
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JP3767905B2 |
A method for controlling the manufacture of lubricating oils involving the steps of distillation, extracting, dewaxing and optionally hydrofining; or for controlling operating units associated with refinery or chemical processes with fee...
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JP2006512434A |
A process for the preparation of detergents involving separating the hydrocarbonaceous product stream from a Fischer-Tropsch process producing normally liquid and normally solid hydrocarbons into a light fraction and one or more heavy fr...
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JP3764796B2 |
To obtain high-grade middle distillates by bringing a wax-contg. hydrocarbon feed into contact with an alcohol/dilute acid mixed soln. and bringing thus treated feed into contact with specific catalysts at high temp. and pressure to subj...
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JP2006511682A |
A process for the conversion of heavy feedstocks using hydrotreatment, distillation or flash, and deasphalting that includes mixing a heavy feedstock with a hydrogenation catalyst and subjecting the thus-formed mixture to a hydrotreatmen...
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JP2006511647A |
The present invention is directed to the removal of nitrogen and sulfur containing impurities from high molecular weight petroleum feedstock obtained from fluid cracking catalyst or distillation zone of a petroleum treatment plant. The p...
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JP2006511658A |
A process is disclosed for the production of refinery transportation fuel or components for refinery blending of transportation fuels having a reduced amount of sulfur and/or nitrogen-containing impurities. The process involves contactin...
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JP2006070070A |
To provide a hydrocarbon base oil which is more friendly to health in terms of a stimulus to the skin, a sick house syndrome or the like and is more friendly to environmental sanitation in terms of air pollution or the like.The hydrocarb...
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JP2006509091A |
Process to prepare a base oil having a viscosity index of between 80 and 140 starting from a distillate or a de-asphalted oil by (a) contacting the feedstock in the presence of hydrogen with a sulphided hydrodesulphurization catalyst com...
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JP3744698B2 |
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JP2006036837A |
To provide a method for refining in order to reduce or totally eliminate the content of a sulfur compound and the content of an aromatic hydrocarbon composed of a monocyclic ring or a condensed ring in a petroleum fraction after subjecti...
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JP2006016521A |
To provide a method for economically producing a high performance lubricant base oil having much paraffins, monocyclic naphthenes, alkylbenzenes each desirable as lubricant components and having little polycyclic naphthenes and polycycli...
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JP2006502289A |
A method to produce high quality lube oil products involving hydrotreating a waxy feed to produce a hydrotreated feed and subsequently hydrodewaxing the hydrotreated feed and hydrofinishing the hydrodewaxed feed.
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JP2006502307A |
An integrated process is disclosed for dewaxing hydrocarbon feedstocks in a sour environment. The process includes hydrotreating, dewaxing, hydrofinishing or combination thereof wherein there is no disengagement between any of the proces...
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JP2005307103A |
To provide a method for carrying out hydrogenation refining of a heavy oil in which production of coke is suppressed and desulfurization rate and denitrification rate are improved and energy consumption is reduced.This method for carryin...
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JP2005307104A |
To provide a method for carrying out modification treatment of heavy oil in which production of coke is suppressed and yield of light oil and medium-gravity oil, desulfurization rate, and the like, are improved and energy consumption is ...
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JP2005527657A |
Process for the deazotization of hydrocarbons containing basic and/or neutral nitrogeneous compounds involves contacting with a polymer (P) obtained from a non-styrenic monomer (A) having a polar generative function of hydrogen bonding w...
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JP2005232284A |
To provide a method for isomerizing an olefin for obtaining in high yield a lubricant base oil having high viscosity index and low pour point using an isomerization catalyst of high isomerizing performance, and to provide a method for pr...
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JP3691071B2 |
A process for treating C3 to C12 petroleum fractions, such as a light cracked naphtha to be used as an etherification feed stock in which H2S is removed by distillation of at least the C3 fraction and mercaptans and diolefins are removed...
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JP3685415B2 |
To efficiently improve lubricating base oil qualities such as storage stability, resistance to emulsification, filterability, and the like by contacting a lubricating base oil with dry activated carbon. Quality of a lubricating base oil ...
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