Patents by Inventor Vivien Louise Van Zyl

Vivien Louise Van Zyl 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).

  • Cold flow response of diesel fuels
    Patent number: 8870984
    Abstract: The invention provides a blend of FT derived diesel, crude derived diesel, and CFPP improving additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, said blend having a CFPP of below ?18° C. The invention extends to use of FT diesel as a blend component for a compression ignition fuel blend, said blend including the FT diesel, a crude derived diesel fuel and a CFPP improver additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, which blend has a CFPP of below ?20° C.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: October 28, 2014
    Assignee: Sasol Technology (Pty) Ltd
    Inventors: Delanie Lamprecht, Vivien Louise Van Zyl, Stefan De Goede
  • COLD FLOW RESPONSE OF DIESEL FUELS
    Publication number: 20140053459
    Abstract: The invention provides a blend of FT derived diesel, crude derived diesel, and CFPP improving additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, said blend having a CFPP of below ?18° C. The invention extends to use of FT diesel as a blend component for a compression ignition fuel blend, said blend including the FT diesel, a crude derived diesel fuel and a CFPP improver additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, which blend has a CFPP of below ?20° C.
    Type: Application
    Filed: August 26, 2013
    Publication date: February 27, 2014
    Applicant: SASOL TECHNOLOGY (PTY) LTD
    Inventors: Delanie Lamprecht, Vivien Louise Van Zyl, Stefan De Goede
  • Synthetic aviation fuel
    Patent number: 8597493
    Abstract: The invention relates to a Fischer-Tropsch derived aviation fuel, which fuel is used either as a fuel on its own or as a component in an aviation fuel blend, said fuel having an iso:n paraffins mass ratio above 3, at least 0.1 mass % naphthenes, <0.01 mass % polyaromatics, and <0.5 mass % aromatics.
    Type: Grant
    Filed: May 3, 2010
    Date of Patent: December 3, 2013
    Assignee: Sasol Technology (Pty) Ltd
    Inventors: Carl Louis Viljoen, Vivien Louise Van Zyl, Ernst Hendrik Van Tonder
  • SYNTHETIC AVIATION FUEL
    Publication number: 20100264061
    Abstract: The invention relates to a Fischer-Tropsch derived aviation fuel, which fuel is used either as a fuel on its own or as a component in an aviation fuel blend, said fuel having an iso:n paraffins mass ratio above 3, at least 0.1 mass % naphthenes, <0.01 mass % polyaromatics, and <0.5 mass % aromatics.
    Type: Application
    Filed: May 3, 2010
    Publication date: October 21, 2010
    Applicant: Sasol Teachnology (Pty) Ltd
    Inventors: Carl Louis Viljoen, Vivien Louise Van Zyl, Ernst Hendrik Van Tonder
  • COLD FLOW RESPONSE OF DIESEL FUELS
    Publication number: 20100175314
    Abstract: The invention provides A blend of FT derived diesel, crude derived diesel, and CFPP improving additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, said blend having a CFPP of below ?18° C. The invention extends to use of FT diesel as a blendcomponent for a compression ignition fuel blend, said blend including the FT diesel, a crude derived diesel fuel and a CFPP improver additive, wherein the FT diesel is from 1 vol % to 50 vol % of the blend, which blend has a CFPP of below ?20° C.
    Type: Application
    Filed: May 30, 2008
    Publication date: July 15, 2010
    Inventors: Delanie Lamprecht, Vivien Louise Van Zyl, Stefan De Goede