Patents by Inventor Robert Wilfred Matthews Wardle

Robert Wilfred Matthews Wardle has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180346837
    Abstract: Gasoline fuel composition suitable for use in an internal combustion engine comprising: (a) Fischer-Tropsch derived naphtha at a level from 2 to 20% v/v; (b) at least one aromatic octane booster present at a level of 0.75 to 8% v/v or less; and (c) a gasoline base fuel; wherein the gasoline fuel composition comprises 40% v/v or less of aromatics. In a preferred embodiment, the Research Octane Number (RON) of the gasoline fuel composition is increased while maintaining the aromatic content of the gasoline fuel composition at a level of 40% v/v or less, based on the gasoline fuel composition.
    Type: Application
    Filed: September 20, 2016
    Publication date: December 6, 2018
    Applicant: SHELL OIL COMPANY
    Inventors: Amir Faizal Naidu ABDUL-MANAN, Paul Anthony STEVENSON, Richard John HEINS, Richard Hugh CLARK, Robert Wilfred Matthews WARDLE
  • Patent number: 9017429
    Abstract: Use in a gas oil fuel composition, which preferably comprises a Fischer-Tropsch derived fuel, of a compound according to formula (I): wherein: R1 to R4 are each independently hydrogen or a C1-10 alkyl group, where such alkyl groups may be the same as or different from one another; and X is a nitrogen- or oxygen-containing group, for the purpose of reducing the cetane number of said fuel composition; preparation of such a fuel composition; and operating a fuel consuming system.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: April 28, 2015
    Assignee: Shell Oil Company
    Inventors: Claire Griffiths, Richard Hugh Clark, Christopher William Clayton, Paul Anthony Stevenson, Robert Wilfred Matthews Wardle
  • Patent number: 8974552
    Abstract: A liquid fuel composition suitable for use in an internal combustion engine is provided containing (a) from 50 to 90 % v/v of a C1-C4 alcohol; (b) from 10 to 50 % v/v of a Fischer-Tropsch derived naphtha; and optionally (c) up to 10 % v/v of a C3-C6 hydrocarbon component. A process for preparing a liquid fuel composition and a method of operating an internal combustion engine is also disclosed.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: March 10, 2015
    Assignee: Shell Oil Company
    Inventors: Richard Hugh Clark, Caroline Nicola Orlebar, Richard John Price, Robert Wilfred Matthews Wardle
  • Publication number: 20150021232
    Abstract: A fuel composition is prepared by blending a petroleum derived low sulphur diesel with a Fischer-Tropsch derived gasoil and a Fischer-Tropsch derived base oil wherein the amount of the petroleum derived low sulphur diesel is from 60% up to 80% v/v of the total composition; the amount of Fischer-Tropsch derived gasoil is from 10% up to 30% v/v of the total composition; the amount of Fischer-Tropsch derived base oil is from 10% up to 30% v/v of the total composition; the amounts of the Fischer-Tropsch derived gas oil and Fischer-Tropsch derived base oil together being at least 20% v/v of the total composition. The fuel compositions of the invention have improved properties, in terms that they display increased power when compared to fuel compositions in which the Fischer-Tropsch derived base oil component is not present.
    Type: Application
    Filed: July 14, 2014
    Publication date: January 22, 2015
    Inventors: Richard Hugh Clark, James Patrick EWEN, Robert Wilfred Matthews WARDLE, Balasubramanian CHINNUSAMY, Paul Anthony STEVENSON
  • Patent number: 8926716
    Abstract: In a fuel composition containing a static dissipator additive, a Fischer-Tropsch derived fuel component is blended for the purpose of increasing the electrical conductivity of the composition and/or for reducing the concentration of the static dissipator additive in the composition. The fuel composition is preferably an automotive diesel fuel composition.
    Type: Grant
    Filed: October 18, 2007
    Date of Patent: January 6, 2015
    Assignee: Shell Oil Company
    Inventors: Claire Ansell, Richard Hugh Clark, Robert Wilfred Matthews Wardle, Sze Hsuean Karen Lee
  • Publication number: 20140343333
    Abstract: A process for converting a solid biomass material comprising: a) providing a solid biomass material; b) contacting a feed comprising the solid biomass material and a petroleum-derived hydrocarbon composition, which petroleum derived hydrocarbon composition has a C7-asphaltenes content of equal to or more than 1.0 wt %, based on the total weight of the petroleum-derived hydrocarbon composition, co-currently with a source of hydrogen in one or more ebullating bed reactors comprising a catalyst at a temperature in the range from 350° C. to 500° C. to produce a reaction product.
    Type: Application
    Filed: May 15, 2014
    Publication date: November 20, 2014
    Applicant: Shell Oil Company
    Inventors: Josiane Marie-Rose GINESTRA, Johannes Pieter HAAN, Robert Wilfred Matthews WARDLE
  • Patent number: 8771385
    Abstract: Use in a gas oil fuel composition, which preferably comprises a Fischer-Tropsch derived fuel, of a compound according to formula (I): wherein: R1 to R5 are each independently hydrogen or a C1-10 alkyl group, where such alkyl groups may be the same as or different from one another; X is a nitrogen- or oxygen-containing group, for the purpose of reducing the cetane number of said fuel composition; preparation of such a fuel composition; and operating a fuel consuming system.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: July 8, 2014
    Assignee: Shell Oil Company
    Inventors: Claire Griffins, Richard Hugh Clark, Christopher William Clayton, Paul Anthony Stevenson, Robert Wilfred Matthews Wardle
  • Patent number: 8766022
    Abstract: A method for increasing the cetane number of a fuel composition containing a Fischer-Tropsch derived fuel component, in order to reach a target cetane number X, is provided by adding to the composition a concentration c of an ignition improver, wherein c is lower than the concentration which theory would predict needed to be added in order to achieve the target. The ignition improver is preferably 2-ethylhexyl nitrate and the fuel composition suitably a diesel or kerosene fuel. A fuel composition for use in a compression ignition engine, which has a cetane number of 85 or greater, and contains a Fischer-Tropsch derived fuel component and an ignition improver is also disclosed.
    Type: Grant
    Filed: June 26, 2007
    Date of Patent: July 1, 2014
    Assignee: Shell Oil Company
    Inventors: Richard Hugh Clark, Richard James Stradling, Robert Wilfred Matthews Wardle
  • Patent number: 8444718
    Abstract: A process to prepare an aviation fuel and an automotive gas oil from a source of mineral derived gas oil is provided. From the mineral derived gas oil a low boiling fraction is isolated for use as an aviation fuel or as an aviation fuel component and the remaining part of the mineral derived gas oil is blended with a Fischer-Tropsch derived kerosene fraction and/or a Fischer-Tropsch derived gas oil fraction to obtain a blend suited for use as at least part of an automotive gas oil.
    Type: Grant
    Filed: March 28, 2007
    Date of Patent: May 21, 2013
    Assignee: Shell Oil Company
    Inventors: Richard Hugh Clark, Richard Michael Jory, Richard James Stradling, Robert Wilfred Matthews Wardle
  • Publication number: 20120090224
    Abstract: Use in a gas oil fuel composition, which preferably comprises a Fischer-Tropsch derived fuel, of a compound according to formula (I): wherein: R1 to R5 are each independently hydrogen or a C1-10 alkyl group, where such alkyl groups may be the same as or different from one another; X is a nitrogen- or oxygen-containing group, for the purpose of reducing the cetane number of said fuel composition; preparation of such a fuel composition; and operating a fuel consuming system.
    Type: Application
    Filed: December 28, 2009
    Publication date: April 19, 2012
    Applicant: DSM IP ASSETS B.V.
    Inventors: Claire Greffins, Richard Hugh Clark, Christopher William Clayton, Paul Anthony Stevenson, Robert Wilfred Matthews Wardle
  • Publication number: 20110284117
    Abstract: A system comprising a liner at an interior of the pipe; at least one dry fiber tri-axial braid layer exterior to the liner, the tri-axial braid layer comprising a plurality of axial fibers, a plurality of clockwise fibers, and a plurality of counterclockwise fibers.
    Type: Application
    Filed: September 26, 2008
    Publication date: November 24, 2011
    Inventors: Claire Ansell, Richard Hugh Clark, Christopher William Clayton, Paul Anthony Stevenson, Robert Wilfred Matthews Wardle
  • Patent number: 7867377
    Abstract: A composition having a density at 15° C. of between 820 and 845 kg/m3 and a cetane number of equal or greater than 40, which composition has been obtained by blending the following components: (a) a cracked gas oil, (b) a mineral derived gas oil other than (a), and (c) a Fischer-Tropsch derived kerosene fraction; and the use of this composition as an automotive gas oil fuel composition.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: January 11, 2011
    Assignee: Shell Oil Company
    Inventors: Richard Hugh Clark, Richard John Heins, Robert Wilfred Matthews Wardle
  • Publication number: 20090193711
    Abstract: A liquid fuel composition suitable for use in an internal combustion engine is provided containing (a) from 50 to 90 % v/v of a C1-C4 alcohol; (b) from 10 to 50 % v/v of a Fischer-Tropsch derived naphtha; and optionally (c) up to 10 % v/v of a C3-C6 hydrocarbon component. A process for preparing a liquid fuel composition and a method of operating an internal combustion engine is also disclosed.
    Type: Application
    Filed: December 19, 2008
    Publication date: August 6, 2009
    Inventors: Richard Hugh CLARK, Caroline Nicola Orlebar, Richard John Price, Robert Wilfred Matthews Wardle
  • Publication number: 20090145392
    Abstract: A diesel fuel formulation is disclosed containing a water-in-fuel emulsion of (a) a Fischer-Tropsch derived gas oil, optionally in combination with conventional diesel, (b) a fatty acid alkyl ester in an amount of at least 1% v/v and (c) water. An emulsifier may be present. Formulations have useful emissions properties and retain performance characteristics in spite of the presence of water. Methods of preparing the formulations and their uses are also described.
    Type: Application
    Filed: November 25, 2008
    Publication date: June 11, 2009
    Inventors: Richard Hugh CLARK, Gregory Matthew Leach, Beverley Van Sluis, Robert Wilfred Matthews Wardle
  • Publication number: 20080282603
    Abstract: A process to prepare an aviation fuel and an automotive gas oil from a source of mineral derived gas oil is provided. From the mineral derived gas oil a low boiling fraction is isolated for use as an aviation fuel or as an aviation fuel component and the remaining part of the mineral derived gas oil is blended with a Fischer-Tropsch derived kerosene fraction and/or a Fischer-Tropsch derived gas oil fraction to obtain a blend suited for use as at least part of an automotive gas oil.
    Type: Application
    Filed: March 28, 2007
    Publication date: November 20, 2008
    Inventors: Richard Hugh CLARK, Richard Michael JORY, Richard James STRADLING, Robert Wilfred Matthews WARDLE
  • Publication number: 20080244966
    Abstract: Use of a Fischer-Tropsch derived fuel component, in a fuel composition, is provided reducing the tendency of the composition to dissolve metals; increasing its thermal stability; reducing the concentration of a metal deactivator, antioxidant or detergent additive in the composition; or increasing the storage stability of the composition. The composition is preferably a diesel fuel composition.
    Type: Application
    Filed: July 26, 2007
    Publication date: October 9, 2008
    Inventors: Claire Ansell, Richard Hugh Clark, Richard John Heins, Johanne Smith, Trevor Stephenson, Robert Wilfred Matthews Wardle
  • Publication number: 20080194035
    Abstract: A Fischer-Tropsch derived fuel component is provided in a fuel composition to alter the spectroscopic response of the composition to the presence of a spectroscopically active indicator. The Fischer-Tropsch derived component may be used to increase the detectability of the indicator, and/or to increase the resolution of an analytical test subsequently carried out on the composition. Also provided is a method for investigating a property of a fuel composition, by adding a spectroscopically active indicator and detecting a subsequent spectroscopic response in the composition, wherein the composition contains a Fischer-Tropsch derived fuel component. Further provided is a fuel composition containing a spectroscopically active indicator and a Fischer-Tropsch derived fuel component. The spectroscopic response may be a visible response such as a colour change.
    Type: Application
    Filed: October 30, 2007
    Publication date: August 14, 2008
    Inventors: Richard Edward MALPAS, Elaine McFarlane, Keith Reading, Robert Wilfred Matthews Wardle
  • Publication number: 20080190354
    Abstract: Method for detecting a basic target species in a fuel composition, by (i) adding a spectroscopically active indicator which is capable of reacting with the target species, and (ii) detecting the spectroscopic response (suitably a colour change) of the fuel composition to the presence of the indicator. The method may be used to detect an additive such as a detergent or dispersant additive, in particular in an automotive gasoline or diesel fuel or a lubricating oil. Also provided is a kit for carrying out the method, in particular in the field. The indicator may be a phenolphthalein indicator such as tetrabromophenolphthalein ethyl ester (HTBPE).
    Type: Application
    Filed: October 30, 2007
    Publication date: August 14, 2008
    Inventors: Richard Edward Malpas, Elaine McFarlane, Keith Reading, Robert Wilfred Matthews Wardle
  • Publication number: 20080155887
    Abstract: A method of operating a fuel consuming system in a restricted ventilatioan area is provided. The level of regulated emissions is reduced from a fuel consuming system running on the Fischer-Tropsch derived fuel composition.
    Type: Application
    Filed: October 3, 2007
    Publication date: July 3, 2008
    Inventors: Richard Hugh CLARK, Robert Wilfred Matthews Wardle
  • Publication number: 20080110080
    Abstract: In a fuel composition containing a static dissipator additive, a lubricity enhancing additive is blended for the purpose of increasing the electrical conductivity of the composition, and/or for reducing the concentration of the static dissipator additive in the composition. The fuel composition is preferably an automotive diesel fuel composition and preferably contains a Fischer-Tropsch derived fuel component.
    Type: Application
    Filed: October 18, 2007
    Publication date: May 15, 2008
    Inventors: Claire Ansell, Robert Wilfred Matthews Wardle