Patents Assigned to BP Oil International Limited
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Patent number: 11685873Abstract: The use as a valve deposit controlling additive in a fuel composition for a direct injection spark-ignition internal combustion engine of a combination of: a) at least one hydrocarbyl-substituted aromatic compound; and b) at least one polyalkylene amine.Type: GrantFiled: August 21, 2014Date of Patent: June 27, 2023Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Robert Edward Allan, Ross Alexander Dewhurst, Michael John Grundy, David Michael Williamson
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Patent number: 11447709Abstract: A method for improving the deposit control performance of a fuel comprises combining an additive having a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6- or 7-membered saturated heterocyclic ring, the 6- or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6- or 7-membered heterocyclic ring being carbon with the fuel. The additive may also be used for controlling deposits in a system which comprises the fuel, such as in a spark-ignition internal combustion engine.Type: GrantFiled: August 13, 2018Date of Patent: September 20, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventor: Sorin Vasile Filip
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Patent number: 11421168Abstract: An optimised method for preparing a fuel additive f is provided.Type: GrantFiled: December 19, 2018Date of Patent: August 23, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Vince Henstock, Brian Hill, Sorin Vasile Filip
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Patent number: 11384057Abstract: A method is provided for preparing a fuel additive having the formula: (1) The method comprises carrying out the following reactions: (i) addition of an alkylating agent b to starting material a: (a) to form an intermediate c; and (ii) ring closing intermediate c to form fuel additive e.Type: GrantFiled: December 19, 2018Date of Patent: July 12, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventor: Sorin Vasile Filip
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Patent number: 11384302Abstract: A method for preparing a fuel additive d is provided. The method comprises carrying out the following reaction: (1) The fuel additive d may be used as an octane-boosting additive in a fuel for a spark, ignition internal combustion engine.Type: GrantFiled: December 19, 2018Date of Patent: July 12, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Jon Michael Stewart Deeley, Sorin Vasile Filip, Gregory Price
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Patent number: 11359151Abstract: A method for preparing a substituted fuel additive d is provided. The method comprises carrying out the following reaction: (a) (b) (d), The fuel additive d may be used as an octane-boosting additive in a fuel for a spark-ignition internal combustion engine.Type: GrantFiled: December 19, 2018Date of Patent: June 14, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Gareth Gerald Armitage, Jon Michael Stewart Deeley, Sorin Vasile Filip, John Glenn Sunley
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Patent number: 11339343Abstract: A method for preparing a refinery fuel composition having a target octane number, comprises: (i) blending fuel components in proportions which are designed to give a refinery fuel composition with an octane number which is greater than the target octane number by a margin of less than 1; and (ii) testing the octane number of the refinery fuel composition and, if the octane number falls below the target octane number, blending the refinery fuel composition with a non-metallic octane-boosting additive. A further method comprises: (a) passing a first refinery fuel composition comprising a non-metallic octane-boosting additive to a fuel handing system, and discharging the first refinery fuel composition from the fuel handing system; and (b) passing a second refinery fuel composition to the fuel handing system.Type: GrantFiled: August 13, 2018Date of Patent: May 24, 2022Assignee: BP Oil International LimitedInventors: Sorin Vasile Filip, Amardeep Kaur Mudhar, Nicolaas Richard Van Wezel
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Patent number: 11332682Abstract: A method for reducing the tendency of a hydrocarbon fluid to oxidise comprises combining an additive having a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6- or 7-membered saturated heterocyclic ring, the 6- or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms to form a secondary amine and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6- or 7-membered heterocyclic ring being carbon with the hydrocarbon fluid. The additive may also be used for protecting a system in which a hydrocarbon fluid is used from the effects of oxidation.Type: GrantFiled: August 13, 2018Date of Patent: May 17, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventor: Sorin Vasile Filip
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Patent number: 11230680Abstract: Methods for preparing an octane-boosting fuel additive having the following formula: are provided. In a first aspect, the method may comprise carrying out the following reaction: (i), (ii) In a second aspect, the method may comprise: (1) preparing the fuel additive; and (2) purifying the product of step (1) by: (a) dissolving the fuel additive in a water-insoluble solvent to form a solution; (b) washing the solution with water; and (c) separating the fuel additive product from the water-insoluble solvent using distillation. Steps (i) and (1) of the methods are carried out in the presence of butylated hydroxytoluene.Type: GrantFiled: December 19, 2018Date of Patent: January 25, 2022Assignee: BP OIL INTERNATIONAL LIMITEDInventor: Sorin Vasile Filip
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Patent number: 10961477Abstract: An additive composition for use in a fuel for a spark-ignition internal combustion engine comprises an octane-boosting additive and one or more further fuel additives. The octane-boosting additive has a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6- or 7-membered saturated heterocyclic ring, the 6- or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms to form a secondary amine and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6- or 7-membered heterocyclic ring being carbon. The additive composition increases the octane number of the fuel, thereby proving the auto-ignition characteristics of a fuel.Type: GrantFiled: February 9, 2017Date of Patent: March 30, 2021Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Rana Ali, Sorin Vasile Filip
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Patent number: 10954460Abstract: A fuel composition for a spark-ignition internal combustion engine comprises an additive having a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6- or 7-membered saturated heterocyclic ring, the 6- or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms to form a secondary amine and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6- or 7-membered heterocyclic ring being carbon. The additive increases the octane number of the fuel, thereby improving the auto-ignition characteristics of the fuel.Type: GrantFiled: February 9, 2017Date of Patent: March 23, 2021Assignee: BP OIL INTERNATIONAL LIMITEDInventor: Sorin Vasile Filip
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Patent number: 10947468Abstract: A fuel composition for a spark-ignition internal combustion engine comprises a non-metallic octane-boosting additive. The non-metallic octane-boosting additive is an additive which, when used at a treat rate of 0.67 % by weight, increases the research octane number of a fuel by at least 1.8 whilst maintaining the T90 and/or the vapour pressure.Type: GrantFiled: February 9, 2017Date of Patent: March 16, 2021Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Rana Ali, Sorin Vasile Filip
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Patent number: 10927320Abstract: A method for preparing a fuel composition which comprises a base fuel, an oxygenate and an octane-boosting additive comprises: blending an additised oxygenate with a base fuel, wherein the additised oxygenate comprises an oxygenate and an octane-boosting additive. The method enables suitable amounts of octane-boosting additives to be incorporated into a fuel composition, whilst enabling fuels having a range of properties to be prepared.Type: GrantFiled: February 9, 2017Date of Patent: February 23, 2021Assignee: BP OIL INTERNATIONAL LIMITEDInventors: Rana Ali, Sorin Vasile Filip, Brian Edward Macey, John Stuart Rogerson
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Patent number: 10738252Abstract: A method for improving the ferrous corrosion-preventing characteristics of a fuel comprises combining an additive having a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6-or 7-membered saturated heterocyclic ring, the 6-or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms to form a secondary amine and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6-or 7-membered heterocyclic ring being carbon with the fuel. The additive may also be used for preventing ferrous corrosion in a system which comprises a fuel, such as a fuel system in a vehicle.Type: GrantFiled: February 9, 2017Date of Patent: August 11, 2020Assignee: BP Oil International LimitedInventor: Sorin Vasile Filip
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Patent number: 10683462Abstract: An aviation gasoline composition comprising an impure iso-octane fraction, at least one xylene and at least one C4 or C5 alkane, wherein the impure iso-octane fraction in said composition is a fraction comprising at least 90 mol % iso-octane and having a final boiling point of at least 180° C. and is present in the composition in an amount in the range of from 30 to 80 vol. % based on the composition, the composition is substantially free of any lead compounds, the composition has a motor octane number of at least 94 and the composition has a final boiling point of at most 170° C. The composition of the present invention may be made by blending together an impure iso-octane fraction, xylene, at least one C4 or C5 alkane, optionally ethyl tertiary butyl ether, and optionally methylcyclopentadienyl manganese tricarbonyl and may be used in a spark ignition aviation engine, either alone or in combination with methanol or a methanol and water mixture.Type: GrantFiled: July 25, 2019Date of Patent: June 16, 2020Assignees: Hjelmco AB, TOTAL Marketing Services, BP Oil International LimitedInventor: Lars Hjelmberg
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Patent number: 10604713Abstract: A method for reducing the propensity of a fuel to form an emulsion comprises combining an additive having a chemical structure comprising a 6-membered aromatic ring sharing two adjacent aromatic carbon atoms with a 6- or 7-membered saturated heterocyclic ring, the 6- or 7-membered saturated heterocyclic ring comprising a nitrogen atom directly bonded to one of the shared carbon atoms to form a secondary amine and an atom selected from oxygen or nitrogen directly bonded to the other shared carbon atom, the remaining atoms in the 6- or 7-membered heterocyclic ring being carbon with the fuel. Thus, the additive may be used as a demulsifier in a fuel.Type: GrantFiled: February 9, 2017Date of Patent: March 31, 2020Assignee: BP Oil International LimitedInventor: Sorin Vasile Filip
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Publication number: 20190345401Abstract: An aviation gasoline composition comprising an impure iso-octane fraction, at least one xylene and at least one C4 or C5 alkane, wherein the impure iso-octane fraction in said composition is a fraction comprising at least 90 mol % iso-octane and having a final boiling point of at least 180° C. and is present in the composition in an amount in the range of from 30 to 80 vol. % based on the composition, the composition is substantially free of any lead compounds, the composition has a motor octane number of at least 94 and the composition has a final boiling point of at most 170° C. The composition of the present invention may be made by blending together an impure iso-octane fraction, xylene, at least one C4 or C5 alkane, optionally ethyl tertiary butyl ether, and optionally methylcyclopentadienyl manganese tricarbonyl and may he used in a spark ignition aviation engine, either alone or in combination with methanol or a methanol and water mixture.Type: ApplicationFiled: July 25, 2019Publication date: November 14, 2019Applicants: Hjelmco AB, TOTAL Marketing Services, BP Oil International LimitedInventor: Lars HJELMBERG
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Publication number: 20170253820Abstract: The use as a particulate emissions and/or a complex poly-aromatic nuclei (CPAN) controlling additive in a fuel composition for a direct-injection spark-ignition internal combustion engine or a compression-ignition gasoline internal combustion engine of a combination of: a. a hydrocarbyl-substituted aromatic compound; and b. a polyalkylene amine.Type: ApplicationFiled: September 10, 2015Publication date: September 7, 2017Applicant: BP OIL INTERNATIONAL LIMITEDInventors: Robert Edward ALLAN, Timothy Hugh LAKE, Charmaine NATHANIEL, David Michael WILLIAMSON
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Publication number: 20160168498Abstract: The use as an intake valve deposit clean-up additive in a fuel composition for a port fuel injection spark-ignition internal combustion engine or a fuel injector deposit clean-up additive in a fuel composition for a direct injection spark-ignition internal combustion engine of a combination of: a. at least one hydrocarbyl-substituted aromatic compound; and b. at least one polyalkylene amine.Type: ApplicationFiled: August 21, 2014Publication date: June 16, 2016Applicant: BP OIL INTERNATIONAL LIMITEDInventors: Robert Edward ALLAN, Ross Alexander DEWHURST, Michael John GRUNDY, David Michael WILLIAMSON
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Patent number: 9120090Abstract: A modified zeolite catalyst derived from a zeolite of a structural type which consists of a one-dimensional micropore structure of channels made from rings containing between 8 and 12 silicon/aluminum atoms is disclosed. It consists substantially of a plurality of crystallites having additional mesoporosity whose volume is in the range 0.09 to 0.25 cc/g as mentioned by nitrogen adsorption at 77° K and calculated by the BJH method. The mesoporosity may be introduced into the crystallites by e.g. treatment with aqueous sodium hydroxide at a pH at 25° C. in excess of 8 for an extended period at elevated temperature. The catalyst shows improved resistance to catalyst deactivation and greater selectivity to higher hydrocarbons when used to e.g. oligomerize light alkenes e.g. propene or the butenes.Type: GrantFiled: June 22, 2010Date of Patent: September 1, 2015Assignees: BP Oil International Limited, BP Corporation North America Inc.Inventors: Avelino Corma, Cristina Martinez, Eric J. Doskocil, George Yaluris