Patents by Inventor Isabelle Vervoort

Isabelle Vervoort 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).

  • Water-in-oil microemulsions useful for oil field or gas field applications and methods for using the same
    Patent number: 6581687
    Abstract: A microemulsion comprising (i) an oil phase, (ii) an aqueous phase comprising an aqueous solution of a water soluble oil field or gas field production chemical or an aqueous dispersion of a water dispersible oil field or gas field production chemical and (iii) at least one surfactant, wherein the aqueous phase is distributed in the oil phase in the form of droplets having a diameter in the range 1 to 1000 mn or in the form of microdominans having at least one dimension of length, breath or thickness in the range 1 to 1000 nm.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: June 24, 2003
    Assignee: BP Exploration Operating Company Limited
    Inventors: Ian Ralph Collins, Isabelle Vervoort
  • Water-in-oil microemulsions useful for oil field or gas field applications and methods for using the same
    Publication number: 20020125010
    Abstract: A microemulsion comprising, (i) an oil phase, (ii) an aqueous phase comprising an aqueous solution of a water soluble oil field or gas field production chemical or an aqueous dispersion of a water dispersible oil field or gas field production chemical and (iii) at least one surfactant, wherein the aqueous phase is distributed in the oil phase in the form of droplets having a diameter in the range 1 to 1000 mn or in the form of microdomains having at least one dimension of length, breath or thickness in the range 1 to 1000 nm.
    Type: Application
    Filed: December 14, 2001
    Publication date: September 12, 2002
    Inventors: Ian Ralph Collins, Isabelle Vervoort