Patents Assigned to Hallivurton Energy Services, Inc.
  • Multi-String Monitoring Using Electro-magnetic (EM) Corrosion Detection Tool
    Publication number: 20170167241
    Abstract: A multi-string corrosion monitoring method includes using a first set of electromagnetic (EM) log data to calculate attributes of a first casing string while attributes of a second casing string are assigned a fixed value. The method also includes using a second set of EM log data to calculate attributes of a second casing string while attributes of the first casing string are assigned a fixed value.
    Type: Application
    Filed: April 7, 2015
    Publication date: June 15, 2017
    Applicant: HALLIVURTON ENERGY SERVICES, INC.
    Inventors: Dagang Wu, Burkay Donderici
  • BICOMPONENT SEALS COMPRISING ALIGNED ELONGATED CARBON NANOPARTICLES
    Publication number: 20160237754
    Abstract: Some embodiments described herein provide a bicomponent seal comprising an outer sheath comprising a nanocomposite material comprising aligned elongated carbon nanoparticles embedded in a first polymer; and an inner core comprising a second polymer. In some embodiments, the elongated carbon nanoparticles may be selected from the group consisting of graphene nanoribbons; carbon nanotubes; carbon nanohorns; and any combination thereof.
    Type: Application
    Filed: August 27, 2013
    Publication date: August 18, 2016
    Applicant: Hallivurton Energy Services, Inc.
    Inventor: Ping Sui