Patents Assigned to PRISTEC AG
  • Method for the treatment of a liquid, in particular a mineral oil
    Patent number: 10053635
    Abstract: A method is disclosed for the treatment of a liquid, in particular a mineral oil, for increasing the portion of low-boiling fractions. The treatment comprises generating pressure waves having a first frequency, subjecting the liquid to said pressure waves in a region of application and feeding the so-treated liquid to a tank. At least one pipe flowed through by the treated liquid and immediately following said region of application is excited to oscillations of a second frequency, which is the resonance frequency of the excited system.
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: August 21, 2018
    Assignee: PRISTEC AG
    Inventors: Jose Miguel Delgado Castillo, Anibal Luis Veneciano Rivera, Ruediger Uwe Nuerk, Fedor Chernikov